ROHM 电源技术

ROHM 电源技术12. September. 2013

c 2013 ROHM Co.,Ltd. All Rights ReservedConfidential

面向各种配套产品，从通用电源到定制电源广泛开发各种电源 IC不断开发人类友好型高效 (ECO) 且安全的电源 IC 。

主要电源 IC 开拓领域

・ LDO・ DC/DC

Storage(SSD,Blu-ray,DVD)

Bi-CDMOSCore Process

PC 、　PC 外围设备

Mobile Phone ･智能手机、Tablet PC

工业设备、车载Audio

Lighting

家电

DSC ・ DVCPanel

TV

・ LDO・ DC/DCGame

・ LDO・ DC/DC・系统电源

・系统电源・灰度缓冲　・系统电源・灰度电压发生 IC

・ LDO・ DC/DC・系统电源・充电 IC

・ LDO・ DC/DC・ AC/DC・ LDO

・ DC/DC

・ LDO・ DC/DC・系统电源

・ DC/DC・ AC/DC

・ LDO・ DC/DC

・ LDO・ DC/DC

罗姆的各种电源 IC 系列


MODULE ASSP

ISOLATED

ASSPISOLATEDMODULE


STANDARD


Power Block 降压AC/DC 、 DC/DC 产品都拥有高效率的丰富的产品线。（ AC/DC ）同时具有 DIP 和 SOP8 的封装，集中了便于使用的全面产品种类。

罗姆的电源方案罗姆拥有电子电器用电源 IC 完备的产品。一次电源的 AC/DC 转换器、二次电源的 DC/DC 转换器、 LDO 等各种产品，对各种电子、电器高效率设计、整机的节能高效做出贡献。

Power Block 升压能够低电压驱动的开压 DC/DC ，有效实现电池的长寿命。



AC/DC 转换器AC/DC 转换器满足各种功率设备用途的罗姆 AC/DC 转换器。丰富的产品线可提供符合各种应用的高效率最佳产品。


< 0.10W < 0.01W< 0.05W

① 650V 　 Starter② Low Current 　　　 Consumption

①+②

③ Included Discharge Resistance

① ＋②＋③

④ Primary Feedback System

　　

Rohm

Market

< 0.05W < 0.03W < 0.005W

○ Standby Power

1Q001

１ 2 3 4

5678

VOUT

AC85-265Vac

FUSE+

-

Filter DiodeBridge

OUT

GNDCSZT

RS

CM

FB

ERRORAMP

PC

VH VCC

VD

VP

VS

Rzt1

Rzt2

③Discharge Res

④Primary Feedback①650V starter②Low Power

○ Process Road Map

We propose ICs to contribute to low stand-by power.

ROHM group develops wafer process for ourselves so that reliable support can be offered.

Even Vmax=800V process is going to be developed and scheduled to be released for high volume manufacturing in 2014.

2011 2012

1 4 7 10

2013

1 4 7 10

2014

1 4

0.35μm, Vmax=60V

0.60μm, Vmax=600V ( SOI )

0.18μm, Vmax=60V

0.60μm, Vmax=700V ( P-sub )

HighVoltage

Line

0.60μm, Vmax=700V + SW MOS( P-sub )

LowVoltage

Line

0.35μm, Vmax=800V

低待机功耗 ( 技术路线图 )Confidential


It’s very important to reduce the standby power.One method is using the developed process technology.

<800V 　 Starter Chip> ・ 0.60um Process ・ HBM ±4kV over

<60V 　 Controller chip> ・ 0.35um Process （ NOW)

<Package> ・ Multi Chip Package (SOP8, SOP16,SOP18 ,SOP24,DIP7,TO220)

<650V/800V 　 MOSFET Chip> ・ Super Junction Type

低待机功耗 ( 技术路线图 )Confidential


○ Switching MOSFET Road Map

Increased power efficiency especially with products whose power is less than 30W and which integrate MOSFETs.

=> Low Ron MOSFETs & Low noise

FY1997

DMOS1

40um cell

A*Ron 　　 11.81mm2Ω

Ron*Qg 　 96Ω*nC

Planor Type

FY2004

DMOS2

17um cell

A*Ron 　　 8.25mm2Ω

Ron*Qg 17.6Ω*nC

Planor type

FY2006

SJ-Multi epi-1st

16um cell

A*Ron 3.6mm2Ω

Ron*Qg 10.15Ω*nC

Multi Epi typeSuper Junction

SJ-Deep trench

FY2014-

New type

A*Ron 2.0mm2ΩDeep Trench type Super Junction 　

For Solar

ShrinkNew SJ-Multi epi-2nd

A*Ron 2.3mm2ΩMulti Epi type Super Junction 　For Power supply

Home electronics

Under Development

高效率 ( 技术路线图 )Confidential


　

System

2010

1 4 7 10 1 4 7 10 1 4 7 10 1 4 7 10

201320122011

1 4 7 10

2014

25W

～ 400W

BMxxxx 　 LLC Driver

不断壮大的产品阵容 ( 技术路线图 )Confidential

LLCPFCPFC+QR

BD7671FVM/FJ 　 (MSOP8, SOP-J8)

QR

PWM

PWM + MOSFET

BD7681FJ-G 　 (SOP-J8) Under MP 　

BD7672AG/BD7673G 　 (SSOP6)

BD7677FJ 　 + Green Mode

BM1050F 　 (SOP-24)

650V starter QR + PFCTV Sequence

BM1P061/062FJ 　 +650V starter+ Gate ClamperFsw = 65kHz

BM1P101/102FJ 　 +650V starter+ Gate ClamperFsw = 100kHz

BM1Q001/002FJ 　 Linear Type+ 650V starter+ Gate Clamper

BM2P0xx 　 BM2P0xxF+650V starter +650V MOSFET( Ron=1.4,2.4,4.0,8.5Ω )

BD7695FJ 　 (SOP-J8)BCM PFC Controller

BM1S001F 　 (SOP-J8)Primary FeedbackLess Discharge ResSTBY < 5.0mW

BM2S091/151 (SOP8/DIP7)Primary Feedback650V MOSFETSTBY < 5.0mW

BM1C001F 　 (SOP-16)650V starter QR + PFC(BCM)

BM2P0xxT 　 (TO220 6pin)+650V starter +650V MOSFET( Ron=1.4,2.4,4.0,8.5Ω )


* 内置 Super Junction FET( 650V ) * 内置启动电路 ( 650V ) ・突发脉冲时，低电流 ( typ=0.3mA)

* 电流模式　 PWM ・开关频率 = 65KHz ・跳频・降频模式・ Max Duty = 75% ・斜率补偿* AC 电压　低电压保护 / 过电压保护 * 保护电路・ 250ns Leading-Edge Blanking ・每个周期的过电流限幅器・ AC 电压补偿・软启动・ VCC 低电压保护　 / 　过电压保护・二次侧过电流保护 (64ms/512ms 定时器 ) ・ CS 开路保护・ CS 短路保护

FeedBack

WithIsolation

VO

AC

FUSE+

-

Filter DiodeBridge

PWM Control

Leading EdgeBlanking

(typ=250ns)

VCC UVLO

13.5V / 8.2V

DRAIN

DRIVER

S

QR

+-

Current Limiter

PWMComparator

+-

+

+-

BurstComparator

GND

SlopeCompensation

VCC

FB

SOURCE

+-

30k

+-

OLP

Internal Block

+-

VCC OVP

27.5V

4.0V

Cvcc

VH

VsCM

Rs

+-

BR

Soft Start AC InputCompensation

OSC(65kHz)

FrequencyHopping

100usFilter

6 100usFilter

1

8 64msTimer

MAXDUTY

7

5

12V ClampCircuit

4.0VLine Reg

4

4.0V

1M

RBR2

RBR1

Starter

10uA

2.0V/ 2.1V

+-

256msTimer

0.50V/ 0.35V

650V MOSFET・ 8.5Ω typ・ 4.0Ω typ・ 2.4Ω typ・ 1.4Ω typ

电流检测电阻外置型，功率可变 !

BM2Pxxx 　 - PWM + 650V MOS - 新产品推荐

特点


BM2Pxxx 　 - PWM + 650V MOS - 最大出力電力

RDS(ON)(max) IDP(max) 85-265Vac(*1) OLP Vcc OVP ﾌﾗ゙ｳﾝｱｳﾄ入力補正外部停止

BM2P051F ﾗｯﾁ停止BM2P052F 自己復帰




BM2P011 ﾗｯﾁ停止BM2P012 自己復帰








なし

SOP8

DIP7

自己復帰

あり

なし

あり

なし

あり

なし

あり

なし

あり

なし

あり

なし

あり

5.5Ω 2.6A 10W

12Ω 1.3A 7W

ﾊｯ゚ｹｰｼﾞ

8.9 26～ 65 起動回路内蔵

5.5Ω 2.6A 8W

12Ω 1.3A 5W

2.0Ω 10.4A 20W

3.6Ω 5.4A 15W

製品名電源電圧(V)

周波数(kHz)

起動電流(uA)

機能MOSFET

( ＊ 1) 使用变压器的绝缘电路的估算值。有些电路组成、周围温度条件下，需要限制输出功率。

内置启动电路

产品名电源电压(V)

频率(Hz)

启动电流最大输出功率功能封装

有无

有

有

有

有

有

有

无

无

无

无

无

无

自复位

自复位

自复位自复位自复位自复位

自复位自复位

自复位

自复位自复位

自复位自复位

锁停锁停

锁停锁停

锁停锁停锁停

锁停锁停锁停

锁停锁停

欠压输入补正外部停止新产品

推荐

c 2013 ROHM Co.,Ltd. All Rights ReservedConfidential c 2013 ROHM Co.,Ltd. All Rights ReservedConfidential




DC/DC 转换器DC/DC 转换器涵盖各种降压工作方式的完备产品，拥有各电子电器领域丰富的销售实绩，实现产品的节能高效，请务必选择罗姆的 DC/DC 转换器。

c 2013 ROHM Co.,Ltd. All Rights Reserved

- PWM Mode- Light-Load Efficiency

Features (Unless otherwise specified) - Soft Start - Synchronous Rectifier - Enable - Current mode control

▲ - Nonsynchronous ■ - Externally Synchronizable - Under development - Maximum ratingPGD – Power Good◎ - H3RegTM control ○ - Hysteresis control Adj.SS - Adjustable Soft Start

Conditions of Efficiency : 24V → 5V, 12V → 5V, 5V → 1.8V (There is an exception)*1 Output voltage is limited depending on the I/O voltage.

单通道同步降压 DC/DC 转换器产品阵容集成 MOSFET (IO ≤ 6.0A)

Input Voltage (V)

VOUT (V) PackageSW Freq.(MHz)

0.8 to 3.3 *11.0

0.8 to 3.3 *11.0

0.8 to 5.50.5 to 0.8

0.38

0.5

0.2 to 1.0

4.0

1.5

HTSOP-J80.5

VQFN016V30301.0 / 2.0

VQFN016V30301.0

0.5 to 0.8

0.5

0.2 to 1.0

20V

0.8 to (VIN×0.8)

0.8 to (VIN×0.7)

0.7 to 5.0

VQFN024V4040

HTSOP-J8

VQFN040V6060

0.9 to 3.3 *1

0.8 to (VIN×0.7)

VQFN032V5050

HTSOP-J8

VQFN016V3030

VQFN020V4040

VQFN020V4040

30VHTSOP-J8

2bit VIDPGD

20VPGD

VQFN020V40404.8 3bit VID

20V5.0

0.8 to 5.5

0.8 to (VIN×0.8)2.9V PGD

DS: Oct.’13 PGDPGD

20VPGD

6.0

Io (A

) ◎

◎

○

◎

◎

, Adj.SS

, Adj.SS, Adj.SS

, Adj.SS

Adj.SS▲

, Selectable Frequency

24V12V5V3.3V

BD95861MUVBD9C601EFJ (BD86106EFJ)BD95500MUV 20V

BD9B600MUVBD9A600MUV

BD91363AMUV

BD9C501EFJ (BD86105EFJ)

BD95514MUV

BD95841MUV

BD9C401EFJ (BD86104EFJ)BD9327EFJ4.75V

BD9137MUVBD91361MUV

, Deep-SLLMMP: Feb.’14

20V

MP: Mar.’14

(VIN×0.125) to (VIN×0.7)(VIN×0.125) ≥ 0.8V

(VIN×0.075) to (VIN×0.7)(VIN×0.075) ≥ 0.8V

(VIN×0.075) to (VIN×0.7)(VIN×0.075) ≥ 0.8V

10mA 0.5A PeakEfficiency (%)

- 84 89 (2A)

- - -

64 89 91 (1A)

- 87 93 (2A)

- - -

- 87 93 (2A)

61 80 82 (0.8A)

- 91 91 (0.8A)

- 92 94 (1A)

47 83 87 (1.5A)

- 94 95 (1A)

73 83 89 (1A)

73 88 89 (1A)

0.7 HTSOP-J8Adj.SS◎ 20VBD9D521EFJDS: Oct.’13 - - -

2.3 2.5 2.7 3.0 3.5 4.0 4.5 5.5 6.0 7.0 7.5 14 15 18 28 32 42 56 76

DS: Nov.’13

MP: Apr.’14

0.8 to (VIN×0.8)1.7 VQFN020U4040MDS: Available MP: Oct.’13PGD, Adj.SS BD91364AMUU2.9V , Remote sense, THIN Package 0.5mm 84 88 89 (1.2A)○

0.9 to 7.0(VIN×0.06) to (VIN×0.65)






Input Voltage (V)2.3 2.5 2.7 3.0 3.5 4.0 4.5 5.5 6.0 7.0 7.5 14 15 18 28 32 42 56 76


0.8 to 3.3 *11.0

0.8 to 2.5 *11.0

0.8 to 3.3 *11.0

0.8 to 3.3 *10.6

1.0

HTSOP-J8

1.0 / 2.0

1.0

3.3 VQFN020V40401.0

3.0

0.75

0.38

0.38

SOP-J80.5

0.8 to 5.5 VQFN016V30300.5 to 0.8

0.7

0.7

HTSOP-J80.3

0.3

0.05 to 0.75

1.0 to (VIN×0.7)0.05 to 0.75

MP: Dec.’13

0.8 to (VIN×0.8)

1.0 to 2.5 *1

1.0 to (VIN×0.7)

HTSOP-J8

PGD

1.0 to (VIN×0.7)

1.0 to (VIN×0.7) HTSOP-J8

HTSOP-J8

HTSOP-J8

(VIN×0.125) to (VIN×0.7)

0.9 to (VIN×0.7)

0.9 to (VIN×0.7)

1.0 to (VIN×0.85)

0.8 to (VIN×0.7)

HTSOP-J8

HTSOP-J8

HTSOP-J8

HTSOP-J8

VQFN016V3030

VQFN016V3030

VQFN016V3030

VQFN016V3030

VQFN020V4040

VQFN020V4040

DS: Sep.’13

PGDPGD MP: Dec.’13

PGOOD

▲

MP: Dec.’13■(0.2-0.5MHz)▲ 60V

80V▲

◎Adj.SS

Adj.SS

Adj.SS

, Adj.SS, Adj.SS, Adj.SS

45V45V

○

▲

▲

○

20V

20V20V

20V

24V12V5V3.3V

BD9G321EFJ-MBD9G341EFJ-M MP: Jan.’14

BD9G301EFJ-MPlanning

BD9876EFJ

BD95831MUVBD9D321EFJ

BD9C301FJ (BD86103AFJ)

BD9134MUVBD9859EFJ

BD9326EFJ4.75V

BD9329AEFJ4.2V

BD9139MUV

BD9132MUVBD8962MUV

BD8963EFJ

BD91390MUVBD9A300MUVBD9B300MUV , Selectable Frequency

▲■(0.2-0.5MHz)

PlanningDS: Jul.’13

, Deep-SLLM

MP: Dec.’13Adj.SS○ 20VBD9D320EFJDS: Available

Adj.SS20VBD1484EFJ4.2V 0.38 0.925 to (VIN×0.7) HTSOP-J8

(VIN×0.125) ≥ 0.8V

0.765 to 7.0(VIN×0.07) to (VIN×0.65)


- - -

- - -

- 82 88 (1A)

- - -

- 92 93 (1A)

79

- 92 94 (1A)

- 94 94 (0.7A)

- 91 91 (0.8A)

- 93 95 (1A)

- 94 94 (0.7A)

- 90 90 (0.5A)

- - -

- 91 92 (1A)

64 95 95 (0.7A)

80 90 91 (0.7A)

- 89 89 (0.7A)

82 92 93 (0.7A)

86 94 94 (0.4A)

78 87 91 (0.95A)

Io (A

)

0.765 to 7.0(VIN×0.07) to (VIN×0.65)

0.57 HTSOP-J8BD9E302EFJ 36V - - -DS: Nov.’13 MP: Mar.’1440V (VIN×0.1425) to (VIN×0.7)(VIN×0.1425) ≥ 1.0V

DS: Available 93 94 (1A)







Input Voltage (V)2.3 2.5 2.7 3.0 3.5 4.0 4.5 5.5 6.0 7.0 7.5 14 15 18 28 32 42 56 76


1.2

0.85 to 1.2 VQFN016V30301.0

1.0 to 1.8 MSON81.0

1.0 to 1.8 MSOP81.0

1.2 to 12 HSON81.0

1.51.175 VSON008X20301.0

1.23 VSON008X20301.0

HTSOP-J80.3

0.8 to 3.3 *1 VQFN020V40401.0

2.0

2.5

1.0

1.0

HTSOP-J81.0

1.0 to 2.51.0

3.31.0

3.3 SON008V50601.0

0.8 to 5.5 VQFN016V30300.5 to 0.8

VQFN020V40400.5

0.38

HTSOP-J80.38

1.0DS: Available

0.57

20V

MP: Sep.’13

3bitVID

1.0 to (VIN×0.7)45V▲

0.9 to (VIN×0.7)

0.9 to (VIN×0.7)

1.0 to 2.5 *1

1.0 to 2.5 *1

1.0 to 2.5 *1

HTSOP-J8

SON008V5060

SON008V5060

SON008V5060HTSOP-J8

SON008V5060

PGD

20V

HTSOP-J8

HTSOP-J8

40V40V

Out

put C

urre

nt (A

)

◎

○○

▲

24V12V5V3.3V

BD95821MUV

BD9325EFJ4.75V

BD9328EFJ4.2V

BD9141MUV 13.2V

BD9130EFJ/NVBD8960NV

BD89630EFJ

BD91370MUV

BD9110NVBD9111NVBD8961NV

BD9673EFJBU90023NUXBU90028NUX

BD8313HFN

BD9123MUVBD9107FVM

BD8964FVM

■(0.2-0.5MHz)

HTSOP-J80.38 0.923 to (VIN×0.7)20VBD1482EFJ4.2V

30V▲DS: Available MP: Nov.’13Adj.SS VSON008X20300.6 1.0 to (VIN×0.7)BD9E151NUX

-

10mA 0.5A

86

Peak

87 (0.7A)

Efficiency (%)

- 93 94 (0.8A)

- 93 94 (0.8A)

- 90 90 (0.6A)

85 93 94 (1A)

- 91 93 (1A)

- 94 94 (0.6A)

88 94 94 (0.6A)

26 84 85 (0.6A)

- 86 88 (0.7A)

- 90 90 (0.6A)

87 93 94 (0.3A)

74 88 89 (0.7A)

- 88 89 (1A)

80 82 84 (0.3A)

79 83 85 (0.3A)

- - -

- 88 88 (0.5A)

- 89 91 (0.3A)

76 90 92 (0.3A)

73 87 88 (0.3A)

- - -BD9E301EFJ-LB 36V

BD9E300EFJ-LB 36V (VIN×0.15) to (VIN×0.7)(VIN×0.15) ≥ 1.0V

(VIN×0.0855) to (VIN×0.7)(VIN×0.0855) ≥ 1.0VMP: Nov.’13DS: Available

Adj.SSAdj.SS

2.5 to 6.0 *1







Input Voltage (V)2.3 2.5 2.7 3.0 3.5 4.0 4.5 5.5 6.0 7.0 7.5 14 15 18 28 32 42 56 76


0.51.0 to 2.0 VCSP50L21.0

▲ 45V SSOP61.5

1.0 to 3.3 MSON81.0

Deep-SLLM 2.5 SSOP61.20.6

1.0 to 1.5 HSON81.0

1.2 MSOP81.0

1.0 to 2.5 MSON81.0

1.0 to 2.5 MSON81.0

1.24 MSOP81.00.8

0.9

3.3 MSOP81.0

3.3 MSOP81.0

3.3 MSOP81.0

PGD , Deep-SLLM 0.8 to (VIN×0.8) T.B.D.1.0 / 2.0

Deep-SLLM 1.2 UCSP35L14.0

1.25 UCSP35L14.0

3.0 UCSP35L16.0

2.5 UCSP35L16.0

1.8 UCSP35L15.4

1.2 UCSP35L14.0

3.3 UCSP35L16.0

1.2 to 12 HSON81.5

SOP-J80.57

SOP-J80.5740V40V SOP-J81.0

1.0

○○○

○

, Selectable Frequency(Planning)

○○○

○

○100%Duty

24V12V5V3.3V

BU90006GWZ

BU90002GWZ

BU90005GWZBU90004GWZBU90003GWZ

BU90007GWZ

BD8312HFN

BU9B130GWZ 4.8VPlanning

BD9E102FJ 26V

BD9161FVM

BD9122GUL

BD9120HFNBD9103FVM

BU9B001GDS: Available

BD9106FVM

BD9102FVMBD8966FVM

BD9104FVM

BD9109FVM

BD8967FVM

BD9G101G

30V

BD9E100FJ-LBG 36V

BD9E101FJ-LBG 36V

BD9B100Planning

MP: Oct.’13

1.0 0.8 to (VIN×0.7) VQFN016V3030DS: Available PGD, Adj.SSBD9A100MUV MP: Dec.’13

(VIN×0.15) to (VIN×0.7)(VIN×0.15) ≥ 1.0V

(VIN×0.0855) to (VIN×0.7)(VIN×0.0855) ≥ 1.0V

(VIN×0.1425) to (VIN×0.7)(VIN×0.1425) ≥ 1.0V


- - -

- - -

- 88 88 (0.5A)

91 91 92 (0.3A)

82 80 84 (0.15A)

86 84 87 (0.3A)

89 88 90 (0.25A)

- - -

- - -

- - -

- - -

- - -

- 94 95 (0.25A)

80 93 94 (0.3A)

90 94 95 (0.3A)

50 86 87 (0.35A)

- 89 91 (0.25A)

77 88 89 (0.35A)

42 87 89 (0.25A)

83 90 93 (0.15A)

- - -

86 90 95 (0.15A)

- 83 84 (0.4A)

72 - 88 (0.3A)0.3

DS: Available MP: Nov.’13

100%Duty100%Duty

DS: Jul.‘13

Io (A

)

(VIN×0.15) to (VIN×0.7)(VIN×0.15) ≥ 1.0V

76 88 89 (0.8A)







Input Voltage (V)2.3 2.5 2.7 3.0 3.5 4.0 4.5 5.5 6.0 7.0 7.5 14 15 18 28 32 42 56 76


I2C I/F

0.4

0.8

1.5

Ch2: 0.8 to 4.0Ch1: 5.0 HTSOP-J80.3 to 0.6

3.0

◎

LDO controller, Voltage detector

24V12V5V3.3V

BD91362MUV

BD95830MUV

BD9153MUV

30V

1.0


73 96 96 (0.5A)78 92 93 (0.25A)BD93291EFJ 26V8V

Ch2: 2.0ACh1: 3.0A

Ch2: 3.0ACh1: 3.0A 0.4 to 0.8◎ Ch2: 0.8 to 5.5

Ch1: 0.8 to 5.5 VQFN032V5050 - 90 92 (1A)- 92 92 (1A)

Ch2: 1.0 to 3.3Ch1: 1.0 to 3.3 VQFN024V4040 - - -

- - -Ch2: 1.0ACh1: 3.0A

Ch2: 1.5ACh1: 1.5A 1.0 Ch2: 0.8 to 2.5

Ch1: 1.8 to 3.3 VQFN024V4040 78 95 96 (0.4A)65 87 88 (0.4A)

BD9150MUV4.75V

1.5 Ch2: 0.8 to 2.5Ch1: 3.3 VQFN024V4040 56 96 97 (0.3A)

77 90 90 (0.3A)

BD9152MUV 1.0 Ch2: 0.8 to 2.5Ch1: 3.3 VQFN024V4040 56 96 97 (0.3A)

77 90 90 (0.3A)

Ch2: 1.5ACh1: 1.5A

Ch2: 1.5ACh1: 1.5A

BD9151MUV2.8VCh2: 0.8ACh1: 0.4A 1.0 Ch2: 1.2

Ch1: 1.8 VQFN024V4040 67 87 88 (0.4A)44 85 86 (0.4A)

BD91501MUV2.55V 1.65 Ch2: 1.8Ch1: 2.55 VQFN016V3030 90 - 93 (0.1A)

86 - 89 (0.1A)Ch2: 0.3ACh1: 0.4A

PGD, Voltage detector, High-side gate driver

100% duty

Out

put C

urre

nt (A

)







电源模块 ( 单通道降压 DC/DC 转换器 ) 产品阵容

Input Voltage (V)2.3 2.5 2.7 3.0 3.5 4.0 4.5 5.5 6.0 7.0 7.5 14 15 18 28 32 42 56 76

VOUT (V) PackageSW Freq.

(MHz)

4.0

1.85 BGA-MDP5.7

0.655.4

BGA-MDP4.01.254.0

1.24.0

1.2

1.2

1.8

BGA-MD

BGA-MD

BGA-MDP

BGA-MDP

○○○○○○

24V12V5V3.3V

BZ6A1206GMBZ6A7D06GMBZ6A1206GMPBZ6A1806GMPBZ6AB906GMP

Deep-SLLM

BP5275-18, -25BP5275-33

BP5275-50

1.8, 2.5 SIP33.3 SIP3

5.0 SIP3

BP5277-33, -508V

BP5277-90BP5277-12

BP5277-1316.5V

BP5277-1519V

3.3, 5.0 SIP3

9.0 SIP3

12 SIP313 SIP315 SIP3

0.8

BP5290-18, -33, -508V 30V

12 TO-2201.0

12 SIP9BP5222A 38V0.5

BP5221A8V 38V 5 SIP9

?

0.190.19

0.9

0.9

0.90.9

0.936V36V36V36V36V

1.5

1.5

1.5

15V15V15V

No ExternalComponents

No ExternalComponents

BZ6B1206GML 4.8VDS: Jul.’13 MP: Nov.’13

Out

put C

urre

nt (A

)

BP5290-12 30V

1.8, 3.3, 5.0 TO-220?


单通道同步整流降压 DC/DC 转换器 BD9D320EFJ4.5V ～ 18V 输入、 3A 、内置 MOSFET

特点

内置 MOSFET 同步整流型恒定导通时间控制，实现高速负载响应特性　　无需相位补偿用的电阻、电容器输入电压范围更宽、最适用于 12V 系统支持 TV 、 STB 、适配器用途中需求较多的 20V 输入耐压输出可使用陶瓷电容器

规格概要输入电压范围： 4.5V ～ 18V 输出电压范围： 0.765V ～ 7V 标准电压： 0.765V±1.5% 输出电流： 3.0A 　内置功率 MOSFET High Side NMOS ： 100mΩ (Typ.) Low Side NMOS ： 70mΩ (Typ.) 具备多种保护功能　　　・ Pulse-by-pulse 过电流保护功能 (OCP)　　　・短路保护功能　　　・过热保护功能 (TSD)　　　・低电压误动作防止功能 (UVLO) 防止通电时的浪涌电流的可变软启动功能

背面散热，实现小型化HTSOP-J84.9mm×6.0mm×1.0mm (Max.)

应用液晶 TV 机顶盒娱乐设备

DVD/Blu-ray 播放机、刻录机宽带用通信设备

应用电路

VIN

ENSS

BOOT

SW

FBVREG GND

VIN12V

Enable

10µF× 22.2µH

VOUT

22µF×2

推荐



0102030405060708090

100

0 0.5 1 1.5 2 2.5 3Iout [A]

Efficie

ncy [

%]

Vout=1.8V

Vout=3.3V

Vout=5.0V

Vout=7.0V

特性

BD9D320EFJ 　 Efficiency (VIN=12V)

BD9D320EFJ 　 Transient response(0A⇔2.0A)

Vout(AC) 50mV/div

Io 2A/div

0.1msec/div

框图

推荐



特点

内置 MOSFET 同步整流型 SLLM 控制，输出电流 10mA ～ 3A 范围更宽，效率更高恒定导通时间控制，实现高速负载响应特性

　　无需相位补偿用的电阻、电容器输入电压范围更宽，最适用于 12V 系统支持 TV 、 STB 、适配器用途中需求较多的 20V 输入耐压输出可使用陶瓷电容器

规格概要输入电压范围： 4.5V ～ 18V 输出电压范围： 0.9V ～ 7V 　

　 (VIN×0.06)V ～ (VIN×0.65)V 　基準电压： 0.765V±1.5% 开关频率 : 700kHz (Typ.) 输出电流： 3.0A 内置功率 MOSFET High Side NMOS ： 100mΩ (Typ.) Low Side NMOS ： 70mΩ (Typ.) 恒定导通时间控制　 DC/DC 转换器同步整流型 SLLM 控制方式具备多种保护功能　　　・ Pulse-by-pulse 过电流保护功能 (OCP)　　　・短路保护功能　　　・过热保护功能 (TSD)　　　・低电压误动作防止功能 (UVLO) 防止通电时的浪涌电流的可变软启动功能

背面散热，实现小型化HTSOP-J84.9mm×6.0mm×1.0mm (Max.)

应用电路

EN

VINBOOT

BD9D321EFJ

SW

FB

VOUT

SS

VREG

10µF× 2

22µF× 2

GND

Enable

2.2µH

0.1µF

VIN

1µF

推荐

应用液晶 TV 机顶盒娱乐设备

DVD/Blu-ray 播放机、刻录机宽带用通信设备


BD9D321EFJ 　 Transient response(0A⇔2.0A)

0102030405060708090

100

0.001 0.01 0.1 1 10Iout [A]

Efficie

ncy [

%]

Vout=1.8V

Vout=3.3V

Vout=5.0V

Vout=7.0V

特性

BD9D321EFJ 　 Efficiency (VIN=12V)

Vout(50mV/div.)

Iout(2A/div.)

VIN=12VVout=1.8VIout=0⇔2A

100msec/div.

框图

ThermalProtection

ENUVLOTSD Soft

Start

REFSS

UVLOOCPTSD

H3RegTM

ControllerBlock

R

S

Q

BG

5V REG

VIN

VREG

EN

DriverCircuit

OCPZERO

SW

UVLO

5GND

SW

VOUT

VIN

7BOOT

VIN

3VREG

4SS

FB2

VOUT

BG

EN LogicEN

1

8

6

TSD

VREG

推荐






LDO 稳压器– 封装趋势

20130717, Jun OMURA, STD/PSU/LSI

标准 TO220/252 部分开关稳压器转移及 HTSOPJ8 替换加速，比例减少。

HVSOF6 等随着智能手机的普及，更加小型化的 QFN/SON (1mm 角 ) 大幅增加。

SSOP5(SOT23-5) 、小电流 200mA 级的标准封装普及。但因封装功率限制，相对稳定。

单通道 LDO 封装发展趋势FY2009-2012 成果、 FY2013-2014 计划


BD357*/BD7xxL2/L5 500mA 以内最大输入电压耐压 50V

HTSOP-J8/SOT223/TO252/TO263/HRP5

车载用 LDO

输出电流

绝对最大输入电压

500mA 1A 1.5A 2A Over 2A

10V

30V

Ultra LDO L3REGTM series

5V

300mA

20V

高电压 / 高电流 LDOs最大输入电压耐压 35VBA**CC0/BD**C0A 1A

BA**DD0/D0A 2A有无关断恒定 / 可变输出电压TO252/TO220/HRP

通用 3 引脚稳压器78 系列

500mA/1ATO220CP3/TO252

1117 系列额定 15V/1A/TO252-3

Single-Output LDOsBA**BC0 18V/1A

BA**JC5 18V/1.5ABD**G 15V/0.3, 0.5, 1A

BD**H 10V/0.3, 0.5, 1, 1.5ABDKA5/I 7V/0.5, 1A有无关断开关 / 软启动恒定 / 可变输出电压

TO220/TO252/HTSOP-J8/SOP8

中耐压小电流 LDOs

BD356**100/300mA

HVSOF/HSON

超低电压 LDO (L3REGTM)BD35** , 2 电源 (Vcc/Vin), 最大 4A, 有无 Power-Good 功能

HSON/MSOP/VQFN/HTSSOP

通用线性稳压器 – 丰富的产品阵容

低功耗150//200/300mA

高 PSRR/ 省电 / 快速瞬态响应SSOP5/HVSOF5/CSP…

20130125, Jun OMURA, STD/PSU/LSI


0.15A 0.2A 0.3A 0.5A 1.0A 1.5A 2.0A 3.0A 4.0A 外置MOSFET

45-50V

30-36V

18V

15V

10V

7V/6.5V

超低电压

(2 电源 )

20130723 Jun OMURA, STD/PSU/LSI

*1: 有不同封装产品群 , *2: 有车载级产品、 *3: 电压检测等复合稳压器

BD7xxL2*1/2

BD3010AFV-M*2 /3

BD4xxM2*1/2

BD4xxM2W*1/2

BD7xxL5FP-C*2

BD3570/1/2/3/4/5*1/2

BD3004/5HFP*2

BD3021HFP-M*2

BD4xxM5*1/2

BD4xxM5W*1/2

BD4275*1/2/3

BA178Mxx*1BD3951F*2/3 BD3650FP-M*2

BA3662CP-V5BA178xx*1

BDxxC0A*1/2

BDxxC0AW*1/2

BAxxCC0*1

BAxxCC0W*1

BD00D0AWHFPBAxxDD0*1

BAxxDD0W*1

BAxxBC0*1

BAxxBC0W*1BAxxJC5TBA00JC5WT

BDxxGA3*1/2 BDxxGA5*1/2 BDxxGC0*1/2

BDxxHC5*1/2BDxxHA3*1/2 BDxxHA5*1/2 BDxxHC0*1/2

BHxxNB1WHFVBHxxRB1WGUTBHxxPB1WHFVBHxxSA3WGUT

BUxxSD2MG-M*2

BUxxTD2WNVXBUxxTD3WGBUxxTA2W*1

BUxxSA4WGWL

BUxxUB3WGBUxxUA3WNVXBUxxUC3WGBHxxM0AWHFVBHxxMA3WHFV

BDxxIA5*1/2

BDxxKA5FPBDxxKA5W*1

BDxxIC0*1/2

输出电流

最大额定输入电压

BD3550HFNBD3507HFV

BD3540NUV

BD3551HFN

BD35269HFN

BD3541NUV

BD3552HFNBD3506FBD3523HFNBD35230HFNBD35231HFN

BD35281HFN

BD3508MUVBD3512MUV

BD35221EFVBD35222EFVBD3509MUV

BD3504FVMBD3521FVM

单通道线性稳压器 – 产品阵容

一般用途

便携设备等低电压 / 低电流

CPU/DSP 用低电压 / 大电流

车载 / 工业设备等高耐压


ASSP

ISOLATED

STANDARDASSPISOLATEDMODULESTANDARD

MODULE



DC/DC 转换模块DC/DC IC ＋外围部品1PKG 化。⇒ 无需设计工时！

通过实装就可以简单的完成DC/DC 功能！


■ 除此以外 1PKG 封装的实现了实装面积的大幅缩减！

与 TO-220 封装相同的 PIN脚定义宽范围的输入电压

DC/DC 转换模块封装


BP5290/BP5291 DC/DC 转换器模块应用实例● AC/DC 电源的次级端・需要散热板的３端子 LDO 　

・负载为 200mA~1000mA

・寻求小型化、轻量化

● 纸基板材质的单层板　・ DC/DC难以 Layout

　・需要回流焊

● 节省空间　・与贴片 DC/DC 方案相比可以节约实装面积　（ ROHM 估算可以节约 1/6 实装面积 )

推荐


・与 TO-220 封装 PinToPin 线圈等内置・无需外置部品！・电容、电感等内置，无需外置部品就可以构成所需电路。・超小型 DC/DC 转化器的发热量较小，能提高整体的效率。・封装小型化却实现高散热性，无需散热片！・与 3端子 LDO 的 Pin脚兼容，无需变更基板设计・实现 1000mA 的高输出

DC/DC 转换模块的特点

参考③：无需外置电子部品

( 使用 LDO)

输入电容输出电容( 合适的散热板 )

( 使用 SmartReg)

输入输出电容，电感等内置，无需任何外置部品。

推荐


BP5290 目标规格和样品测试结果Parameter Symbol Min. Typ. Max. Unit

Input Voltage VIN 8 24 30 V

Output Current IO1 - - 1000 mA

Output Voltage Accuracy VO -2 0 2 %

Operating Frequency f - 380 - kHz

Output Ripple Voltage Vr - 40 100 mVp-p

Load Regulation Vlo - 5 100 mV

Line Regulation Vli - 5 100 mV

Conversion Efficiency ƞ 87 90 - %

0 100 200 300 400 500 600 700 800 900 10004.5 4.6 4.7 4.8 4.9 5.0 5.1 5.2 5.3 5.4 5.5

Output Voltage8V12V24V30V

Output Current[mA]

Out

put V

olta

ge[V

]

0 100 200 300 400 500 600 700 800 900 10000

10 20 30 40 50 60 70 80 90

100 Efficiency

8V12V24V30V

Output Current[mA]

Effic

ienc

y[％

]

推荐


罗姆 IC性能越强大，产品的性能也将随之增强Ex.采用轻负载模式 IC BD9E102FJ达到改善轻载效率较低的问题

BP5290 系列今后对应

0

10

20

30

40

50

60

70

80

90

100

1 10 100 1000

Effic

ienc

y [%

]

Iload [mA]

Iload vs Efficiency

BD9E102FJ-G DS1 12V -> 5V

TI_TPS54331 12V -> 5V

BD9E102FJ Characteristic

Load current (mA)

Effi

cien

cy [%

]

Efficiency (Frequency=1.0MHz)

样品 n=1pcsL ： 6.8μHCout ： 22μF×3pcs

VIN ： 12VVOUT ： 5VTa ： 27 (Room Temp.)℃

推荐


MODULE

ISOLATED


ASSP



ROHM TV LED 驱动产品出货量

ROHM TV LED Driver World/Wide Products

Shipment= 7 Million/month

TV set maker SONY Panasonic Sharp Toshiba funai orion nanao Mitsubishi HITACHI

LG Electronics Samsung

Skyworth Hair Changhong

Panel maker LG Display Samsung display

Sharp PLD

Chinastar BOE

AUO

ASSP - LED Driver


DIRECT TYPE

HIGH-END EDGE TYPE

LOW-END EDGE TYPE

BD9264EFV/FP4ch Current Dr (400mA peak) 1ch Step-upAccuracy ±1.5%Individual CH ProtectionHTSSOP-B28/HSOP28

MP

BD9276EFV8ch Current Dr (300mA) 1ch Step-upAccuracy ±2.0% (ext. res)8ch PWM ControlHTSSOP-B40

MP

LED 驱动器产品阵容 (2012.12)

BD9285F1ch Step-upAccuracy ±2.0%SOP18

MP

BD9212F1ch Half Bridge Freq. Variable Reg.Accuracy ±2.0%SOP18 ADIM

MP

BD9289FV/F4ch Current Dr (ext. FET)1ch Step-upAccuracy ±2.0%2ch PWM ControlSSOP-B28/SOP28

MP BD9287EFV/FP4ch Current Dr 60V (300mA)1ch Step-upAccuracy ±2.0%2ch PWM ControlHTSSOP-B24/HSOP20

MP

BD9473EFV/FP4ch Current Dr (180mA)1ch Step-upAccuracy ±2.0%4ch PWM ControlHTSSOP-B24/HSOP25

MP

BD9267KU16ch Current Dr (ext. FET)Local DIM (SPI)Accuracy ±1.5%UQFP64

MP

BD9488F1ch HV Step-upAccuracy ±2.0%SOP18

MP

BD9213F1ch step-downSwitching typeSOP18

MP BD9210MUV24ch Current Dr (80mA)Local DIM (SPI)Accuracy ±3.0%VQFN048V7070

MP

BD9472EFV/FP4ch Current Dr (330mA peak)1ch Step-upAccuracy ±2.0%1ch PWM ControlHTSSOP-B24/HSOP20

MP

BD9479FV8ch Current Dr (ext. PNP)1ch Step-up 8ch PWM CtrlAccuracy ±1.5%SSOP-B40

MP

BD9394EFV/FP4ch Current Dr 60V (150mA)1ch Step-upAccuracy ±2.0%1ch PWM ControlHTSSOP-B24/HSOP20

MPNEW

BD9422EFV6ch Current Dr 60V (400mA)1ch Step-upAccuracy ±1.8% (ext. res)6ch PWM ControlHTSSOP-B40

MPNEW

BD9470A EFV/FM6ch Current Dr (250mA)1ch Step-upAccuracy ±2.0%6ch PWM ControlHTSSOP-B28/HSOP-M28

MPNEW

2ch Step-upAccuracy ±2.0%SOP24

BD9483F/FV MPNEW 4ch

6ch

8ch

ASSP - LED Driver


ROHM 各种 1ch LED 驱动类型

BD9488F1ch Step-upSOP18

ALL inchCommon disign

Advantage

From ACDCEx. 100V

IC

Switching (DCDC) boost type

MP BD9213F1ch step-downSwitching typeSOP14

Low cost driverAdvantage

IC

From ACDCEx. 250V

Switching step-down type

MPBD9212F1ch Half Bridge Freq. Variable Reg.SOP18

High EfficiencyAdvantage

IC

From ACDCEx. 100V

Resonance ACDC Direct type

MP

ASSP - LED Driver


LED CurrentPart

NamePackage

(Pin Pitch [mm])

Vin RangeDevelop-

ment Step

Additional Functions

ChMax

Current [mA]

Accuracy[%]

Min[V]

Max[V] ADIM PDIM Status

Individual Channel

Protection

Changing short LED detection

level

4 300 (60V) ±2.0 BD9287EFVBD9287FP

HTSSOP-B24 (0.65)HSOP20 (1.27) 9 35 MP X 2 Block Dim O O X

4 200 ±1.5 BD9264EFVBD9264FP

HTSSOP-B28 (0.65)HSOP28 (0.8) 9 35 MP O Individual

CH Dim O O O

4 180 ±2.0 BD9472E-FVBD9472FP

HTSSOP-B24 (0.65)HSOP20 (1.27) 9 35 MP X Global Dim O O X

4 180 ±2.0 BD9473EFVBD9473FP

HTSSOP-B24 (0.65)HSOP25 (0.8) 9 35 MP X Individual

CH Dim O O O

4 External FET ±2.0 BD9289FV

BD9289FSSOP-B28 (0.65)

SOP28 (1.27) 9 35 MP O 2 Block Dim O O O

4 External FET ±1.5 BD9268FV SSOP-B40 (0.65) 9 32 MP O Global Dim

(Freq. Sync) O X O

4 150(60V) ±2.0 BD9394EFVBD9394FP

HTSSOP-B24 (0.65)HSOP20 (1.27) 9 35 MP O

Negative Global Dim △(SS) O O

4 150 ±1.5 BD9465MUV-M VQFN28SV5050 5 35 Develop-

mentO

(pulse) Global Dim O O O

6 200 ±1.5 BD9262EFVBD9262FP


CH Dim O X O

6 150 ±3.0 BD9203EFV HTSSOP-B28 (0.65) 9 35 MP O 2 Block Dim O X X

6 130 ±2.0 BD9395EFVBD9395FP


CH Dim O O O

6 250 ±2.0 BD9470AEFVBD9470AFM

HTSSOP-B28 (0.65)HSOP-M28 (0.8) 9 35 MP X Individual

CH Dim O O O

6 400(50V) ±1.8 BD9397EFV HTSSOP-B40 (0.65) 9 35 MP O Individual CH Dim O O O

6 400(60V) ±1.8 BD9422EFV HTSSOP-B40 (0.65) 9 35 MP O Individual CH Dim O O O

8 300 ±2.0 BD9276EFV HTSSOP-B40 (0.65) 9 35 MP O Individual CH Dim O O O

8 External PNP Tr ±1.5 BD9479FV SSOP-B40 (0.65) 9 35 MP O Individual

CH Dim O X O

Step-up DC/DC + Current Driver Type

: Development

ROHM LED 驱动器选型指南 (1/2) ASSP - LED Driver


LED CurrentPart

NamePackage

(Pin Pitch [mm])

Vin RangeDevelop-

ment Step


ChMax

Current [mA]

Accuracy[%]

Min[V]


Individual Channel

Protection

Changing short LED detection

level

8 External PNP Tr ±1.0 BD9263F SOP24 (1.27) 9 35 MP X Global Dim

(Phase Shift) O X O

16 External FET ±1.5 BD9267KUT TQFP64U (0.4) 9 35 MP O Individual CH Dim (SPI) O O O

24 80 ±3.0 BD9210MUV VQFN048V7070 (0.5) 3 3.6 MP X Individual

CH Dim (SPI) O X X

Current Driver Type

LED CurrentPart

NamePackage

(Pin Pitch [mm])

Vin RangeDevelop-

ment Step


ChMax

Current [mA]

Accuracy[%]

Min[V]


Individual Channel Pro-

tection

1 External FET ±2.0 BD9260F SOP18 (1.27) 7 18.5 MP O Global Dim O O

1 External FET ±2.0 BD9212F SOP18 (1.27) 8 18 MP O Global Dim O O

1 External FET ±2.0 BD9285F SOP18 (1.27) 9 18 MP O(pulse) Global Dim O O

1 External FET ±5.0 BD9213F SOP14 (1.27) 8 14.5 MP O Global Dim O O

1 External FET ±2.0 BD9488F SOP18 (1.27) 9 18 MP O(pulse) Global Dim O O

1 External FET ±1.5 BD9486F SOP16(1.27) 9 18 Planning O Global Dim O O

1 External FET ±1.5 BD9489F SOP16(1.27) 9 35 Planning O Global Dim O O

2 External FET ±2.0 BD9483FBD9483FV

SOP24 (1.27)SSOP-B24 (0.65) 11 35 Develop-

ment O Individual CH Dim O O

ROHM LED 驱动器选型指南 (2/2)DC/DC Type

: Development

ASSP - LED Driver


BD9428 4 通道 PWM 控制 LED 驱动器推荐

实现业界顶级的高效率！液晶背光用 LED 驱动器产品简介罗姆 4 通道 LED 驱动器非常有助于液晶面板（电视、显示器）实现更低功耗。耐压高达 80V ，支持 LED 电流 250mA/ch ，可用于从小到大的各种面板尺寸的通用型号设计；内置高效系统，节能贡献巨大。

DIP16 封装

ASSP - LED Driver


定时器系统　 DC/DC

（ AVDD VDD1 VDD2 VON VOFF ）・ Gamma 　・ P-Vcom 　・ EEPROM

+ ・电平位移器　・ GPM

源驱动器

TFT- 液晶显示屏面板电平位移器

栅极驱动器LED驱动器

EEPROM

VCOMGammaAVDD

VON 、 VOFF

VDD1 、 VDD2

ROHM 的液晶面板解决方案 ASSP - PMIC


TV 面板模块名称 BD8174MUV BM81100MUV BD81002MUV BM81110MUV Custom A Custom B

现状量产正在开发量产正在开发量产量产自定义 / 标准标准标准标准标准自定义自定义

过程 BD0.35N1 BD0.35N3 BD0.35N1 BD0.35N3 BD0.35N1 ・ N3 BD0.35N1

封装 UQFN028V40401.0mmMAX

VQFN040V60600.8mmMAX





输入电压 10.0V～ 14.0V 8.0V～ 14.7V 10.0V～ 18.0V 8.0V～ 14.7V 9.0V～ 14.7V 9.0V～ 14.7VVDD1 ○ ○ ○ ○ Di 整流器 ○ ○VDD2 ○ LDO － ○ ○ ○ ○

AVDD ○ Di 整流器 ○ 同步 ○同步／ Di 整流器 ○ 同步 ○ Di 整流器 ○ Di 整流器

VON ○ ○ ○ ○ ○ DC/DC ○ DC/DCVOFF ○ ○ ○ ○ ○ DC/DC ○ DC/DC

Vcom Amp ○ ○ ○ －－－HAVDD Amp －－－ ○ DC/DC ○ ○ DC/DC

Gamma 4ch －－－－－HVLDO ○ － ○ －－－

EEPROM － ○ － ○ －－电平位移－－－－ ○ －

GPM ○ ○ － ○ － ○

用于 WXGA,HD

用于 FHD

电视 PMIC 面板产品阵容 ASSP - PMIC


笔记本 / 平板电脑面板用 PMIC 产品阵容Note ／ Tablet

Panel

Model name BM81028MWV Custom B BM81028MWV （ Build-in GPM ）

Custom A BD8184MUV

Status MP Under development Under Planning MP MP

Custom/Standard Standard Custom Standard Custom Standard

Process BD0.35N1 BD0.35N3 BD0.35N3 BD0.35N1 ・ N3 BD0.35N1

Package UQFN028V40401.0mmMAX ー UQFN036V4050

0.8mmMAX ー VQFN024V40401.0mmMAX

Input Voltage 2.5V ～ 5.5V 2.4V ～ 5.5V 2.5V ～ 5.5V 2.5V ～ 6.0V 2.5V ～ 5.5V

VDD1 ○ ー ○ ○ －

VDD2 ○ － ○ ○LDO －

AVDD ○Synchronous○

Pos:Synchronous 　Neg : Synchronous

○Synchronous ○Di rectifier ○Di rectifier

VON ○ ○DC/DC ○ ○DC/DC ○

VOFF ○ ○ ○ ○ ○

Vcom Amp ○ ○±AVDD ○ ○ ○

HAVDD Amp ○ － ○ ○ －

Gamma －－ 4ch or － 4ch －

EEPROM ○ ○ ○ ○ －

Level shift － ○ － ○ －

GPM －－ ○ － ○

For Note

For Tablet

ASSP - PMIC


关于正负电源构成

WUXGA1920 x 1200

W/QXGA2048×15362560 x1600

WUXGA1200×1920

现在未来

SD: 1440ch x 4(960ch x 6)

GD: 400ch x 3 600ch x 2Or GIP

TCON PMIC

TCON+SD: 1800ch x 2

GD: 800ch x 3Or GIP

PMIC

7~8”:Portrait

± POWER

SD: 1280ch x 6(1920ch x4 / 960ch x 8)

GD: 400ch x 3 800ch x 2Or GIP

TCON PMIC

+ POWER

ASSP - PMIC


AMLCD-Portrait 用 PMIC 正负电源　Under Planning

Batt3.0~4.2V

20V/10~30mA

G-IC

LED

B/L

S-Dr(Mipi)

G-IC

G-IC

S-Dr(Mipi)

G-IC

LCD Panel(Portrait)HD/FHD

LED Driver

-5.5 ～ V / 50~200mA

5.5 ～ V / 50~200mA

-15V/5~30mA

Boost(Di 整流 )

Level Shifter(Gateless Panel)

Boost( 同步整流 )

Invert ( 同步整流 )

P-Vcom(±)

(-)C-Pump

-0.XV/50 ~200 mA

EEP

开发中推荐

ASSP - PMIC


Mainboost

DVR

WPN

ControlLogic

OSC

EEPROM

Sub Boost&

Temp Compesation

SCAN DRIVER

Discharge

GND

VIN

WPN

SWPA

PGND

COMPP

REST

PAVD

D

POS

NEG

VCOM NT

C

GND

SWP

PGND ST

V

CPV1

CPV2

SCOFF

GND

VON

STVP

CKV2

CKV2B

CKVB1

VOFF2

CKV1

VOFF

1

VSS

CP1

CP2

SWN2

SWN1

ANV

ENSDA

SCL

PAVDDPAVDD

VON

VON

SCOFF

STVP

VIN

PAVDD

ANV

ENSDA

SCL

VOFF

1

NEG

VCOM

STV

CPV1

CPV2

CKV2

CKV2B

CKVB1

VOFF2

CKV1COMPN

NAVDD

SWNA

Mainboost

NAVDD

Neg C/PControl

VCP

NAVD

D

L/S-1 out(+)

L/S-1out(-)

Gate Pulseout

L/S-2out(+)

L/S-2out(-)

Gat

e Pu

lse

in

L/S-

1 In

L/S-

2 In

Level Shifter

AVDD(+)

AVDD(-)

Level ShifterVcom Calibrator VON

VOFF

1 ． Input range 2.5V ～ 6.0V2 ． Fixed start-up sequence 3 ． frequency 600 / 800 / 1000 / 1200kHz4 ． I2C interface （ DAC control ）5 ． Output voltage accuracy AVDD:±1.5% VON:±5%, VOFF1/VOFF2:±5%6 ． VOFF1/VOFF2 Discharge Function 7 ． Protection ：　 UVLO/TSD/OCP8 ． QFN040V6060 　 package 　

PMIC 正负电源 (L/S) – 详情PAVDDBoost-DC/DC

VGHBoost-DC/DC

SettingSequenceSoft StartFrequency

I2CBUS

Digital Control

EEP(PMIC/DVR)

Vcom Amp150mA Typ.

C-Pump(-)AVDD×-1

3.**~5.**V50mV step

TentativeRegistor

NAVDDInverting-DC/DC

10.**~33.*V0.1V step

-9.5~-2.*V0.2V step

Load SWPMOS

Calibrator７ Bit DVR

-3.**~-5.**XV50mV step

LEVELSHIFTER for GOA Panel

开发中推荐

ASSP - PMIC


MODULE ASSP


ISOLATED


c 2012ROHM Co.,Ltd. All Rights ReservedConfidential

RTON

SS/SD

CLOCKEND

SYNC

GND

1-DMAX

START

S Q

RQB

1-DMAX

SLP

RSLP

SOFTSTART

&SOFT STOP

XRESET

4× RR

FB

VREF

LINEUV

VREF

1.2V

ERRAMP

SYNC_edge

PGNDPGND

TURNON/OFFDELAY

PGND

RDELSLR2

RDELSLR1

RDELSLF

RDELOFF

RDELON

RTOFF

IREF

SLP

VREF

PGND

ISLP

PWMIN

VCC

LOAD

QF

QR

QAUX

QMAIN

VDD

OUT

AUX

(max20V)

OUT2R

OUT2F

CS2 CS1

(18-120VDC)

1:100Wakeup_REG

（about 11V)

PGND

VREF

(max20V)

CLKOUT

1.2V

TSDLINEUV

VREF_UVLOVCC_UVLO

SS/SD

PWM offset0.5v

5× ISLP

INTERNAL_REGCurrent Sourse

LINE

VCCUVLOLINEUVLO

VREFUVLO

SAW

(TRIGS)(TRIGR)

(XOSC)

15uA

15uA

5uA

Photo Caplar

SecondaryPrimary

SAWH

有源钳位 / 复位 PWM 控制器 BD8325FVT

Point ・ Active Clump/Reset Forward Controller suitable for 50W ～ 250W Power Supply・ Having 2 Direct-Driving Outputs for Synchronous rectifier 　 ⇒ Improving Efficiency・ Programmable timing between each outputs independently ⇒ Easy to setting timing design

CS 、 MP OK


二次侧驱动同步整流 MOSFET

Direct driving synchronous switch to improve efficiency

Self – Drive (Conventional)

VIN

VO

VO

VO

OUT

AUX

Controller –Drive ( BD8325FVT )

Pulse – trans

VIN

VO

AUX

OUT

OUT2F

OUT2R


二次侧驱动同步整流 MOSFETController Drive Advantage

Io = 4A ・・・・ + 0.68%Io = 8A ・・・・ + 0.44% Improving Efficiency

1 2 3 4 5 6 7 884.00

85.00

86.00

87.00

88.00

89.00

90.00

91.00

92.00

93.00

94.00 Efficiency 48V input 12V Output ⇒

Output Current [A]

Effici

ency

[%]

Self-driveController drive


・ This board is not 　 separated enough. Don’t examine break test.

评估板～概要

VLINE 0V - 60V

+

－

Out put pin Load current 0A – 8A+

－

MAIN 　 Transformer

Out put inductor

Out put capacitor

Pulse transformer

BD8325FVT

Current transformer


评估板～概要

Foot pattern of IMZ U6, U7 is mistake.Please invert Top and Bottom .


未来～数字控制电源Merit of Digital Controlled Power Supply ・ Programmable parameter dynamically 　・・・・　 Output Voltage, frequency characteristics, etc. ・ Monitoring and recording power supply state 　・・・・　 Improving quality ・ High accuracy PWM timing and frequency 　・・・・ High efficiency and Lower Surge voltage ・ Ease to debug

BD8325 Digitally controlled power

BD8325

ActiveClampSWs

ParameterSetting

resistance

SynchronousRectifier

SWs

LCRload

VLINE

PulseTRs

PhotoCoupler

ERRAMP

OUT

GateDriver

ActiveClampSWs

SynchronousRectifier

SWs

LCRload

VLINE

PulseTRs

OUT

BDXXXX


未来～数字控制电源 BD83XXMUV

OUTS2OUTS1

OUTP1

OUTP2

IS2

VS2

VS3

12BI

T/1M

HzAD

C12

BIT/

1MHz

ADC

12BI

T/1M

HzAD

C

OCP

PWM+delaycontroll

6BIT/ 1MHzADC

FFS IS1H

OCP

12BIT/ 1MHzADC

OCP

12BIT/ 1MHzADC

Digital 3pole/ 2zeroFeed Back

6BIT/ 25MHzADC

IS1L VS1

Hysteric ComparatorInput

Main Feed BackInput

Line Feed foward

Resister Memory

PMBus/ I2C Inter face

VDD_I2C SDA SDL ALERT CONTROL

EX_VDD

GND

VDD

RTDOTSD

8BIT/1MHz

ADC

TSD

8BIT

/1M

HzAD

C

InternalTemperature Sensor

Secondary side current monitor

Resister/communication/Memory block

PWM 　 block

Main voltage feedbackFeed forward input

Thermistor input

Primary side current and orbital voltage monitor

Outline・ The PWM controller of an active clamp　 and phase shift full bridge ・ 4mm□ QFN28 package ・ Secondary side control ・ It is a PWM output of two channels 　 each to a primary and secondary side.・ A/D converter 3ch for a voltage monitor, 　 2ch for current monitors (12BIT) ・ 3pole / 2zero digital feedback ・ PMBus and I2C Control ・ Built-in 36KByte Flash- ｍｅｍｏｒｙ

TOOL Sep./2013 DS Jan./2014 CS Apr./2014 MP Aug./2014

Now Designed


未来～隔离电源用外围集成芯片Rohm Lineup for isolated Power Supply

・ AC/DC　　 BMXP Series.

・ High Voltage Input DCDC　　 76V input DCDC converter BD9G341EFJ

・ Gate Driver　　 Isolated Gate Driver BM610X Series　　 Non-isolated 600V Gate Driver BS210X Series

・ Digital isolator　　 BM6722X Series

・ FET 、 Di　　 PrestMOS 、 IGBT 、 SiC …etc

Ex. 80V Peripheral chip in primary side

Digital isolator

GateDriverI2C,

Start-upController

Digital isolator

80VDCDC

Integrated


Application Image

未来～数字控制电源和外围芯片

OUTS2OUTS1

OUTP1

OUTP2

IS2

VS2

VS312

BIT/

1MHz

ADC

12BI

T/1M

HzAD

C12

BIT/

1MHz

ADC

OCP

PWM+delaycontroll

6BIT/ 1MHzADC

FFS IS1L

OCP

12BIT/ 1MHzADC

OCP

12BIT/ 1MHzADC

Digital 3pole/2zeroFeed Back

6BIT/ 25MHzADC

IS1H VS1

Resister Memory

PMBus/ I2C Inter face

VDD_I2C SDA SDL ALERT CONTROL

GND

VDD

RTDOTSD

8BIT/1MHzADC

TSD

8BIT

/1MH

zAD

C

InternalTemperature Sensor

DRIVER

LoadSVREG

DRIVER

DC/ DCControl

TriangleOSC

+- TIMING

Control

L/ S

48Vinput

OUT1 OUT2

IN1 IN2

PGND

OUT

LXP

AUX

BST2

VCC

VCC

FB

LXVINBST1

VCC

PVIN

UVL

UVL

SVREG

SSPWMSSPWM

RDEL_ON RDEL_OFF

OUT_IN AUX_IN

MICRO CONTROLLER

RT

CT

PrimarySide

Secondary Side

Digital Controlled Power SupplyBD83XXMUV

Peripheral Chip　・ 80V DCDC　・ High-side 、 Lo-side 　 Gate Driver　・ Soft-start controll　・ I2C Controll

Now Designed


Documents

ROHM 电源 技术

ROHM 电源技术