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- - ().
-, , - . , . - : -
(-), , . IGBT- SKM300GB12T4, - Trench 4.
:
Tj = +150 C; DC- VCC = 900 ;
VCEM = 1160 ; ICM = 1715 A; tpulse = 10 ; ICnom = 300 A.
, IGBT , - . , - DC-.
- . - () . IGBT . . - (self-limit current) - ( , VGE = 15 ) 56
ICnom.
- VCC = LSdIC/dt, LS .
IGBT
, . , IGBT. , , , . IGBT, , . . , , , . , , , .
(Johannes Krapp)
:
[email protected]
. 1. ( IGBT ): VGE; IC; VCE; PV
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IGBT (- ) -, ( PV . 1). - IGBT 10 , 6 . - 23 IGBT .
. 2 IC - VCE - SKiiP 3- 1 (LS 1 ). IGBT-, - SEMIKRON . - , DC-.
12 - DC- - 900 , 50100 .
,
, - . , - -, (VCE/SC . 3), - VGE ( . 3). IC/SCM (. 3), . - - . ,
SKYPER 52 -
(+15 ) .
, - - . , , . : IGBT
-, , VCE(sat).
:
Tj = +150 C; DC- VCC = 600 ;
VCEM = 960 ; ICM = 1265 A; tpulse = 10 ; ICnom = 300 A.
, , , - . , , - IGBT - (. 4). - INTERLOCK (- - ).
- , - , -, -.
- IGBT, . - (10 IGBT 6 ), . - , . -
. 2. IGBT
. 3. ( IGBT)
. 4. : IC; VCE; PV
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di/dt VCE(sat).
di/dt - , . 5. - - - -. . - - . - , - . - di/dt .
VCE(sat) , VCE = f(IC). - - , VCEref , - VCE. DSCP (Dynamic
Short Circuit Protection) (. 6).
(VCEsat) - , DESAT ( desaturation ). VCEsat , , -
( -). -, - ( ), , - .
DESAT Tbl (blanking time) . - , tdon - VCE. IGBT , .
- , , - . , . 6, -, VCEref ( Ton) - () (). - VCEsat , - . , , -
( Tbl) . - VCEsat VCEstat.
LS , - , DESAT. - , - . -
. - - , - SKiiP.
- , . - , , -, , - - . - , - . , - - , IGBT - . - , .
, - IGBT - , - . , , , - .
-, , (SSD, STO) . , - (SOA), di/dt - RGoff.
. 5. : ) di/dt; ) VCE(sat)
. 6. : a) ; )
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- . . , IGBT (. 7). - , - . - , . , , (LSI2/2), , - . - . , - -
.
, SKYPER 52 SEMIKRON, - - IntelliOff. IntelliOff - IGBT. , .
8.
, - VGEoff, CGE CGC. - IGBT - RGoff, IG ( t0). - , VCE. VGE -
VGE(pl) - t1. IntelliOff Qg.
- , , IC, - VCE ( t2). - RGoff, di/dt.
- IntelliOff - IGBT . - - IGBT, - . - - 10 6 , , - . ,
IntelliOff , , - .
IGBT - . - - , . -, - .
- . - IntelliOff
. - VCEsat - . - di/dt, - .
- - , - , , -. , , . - , . - - .
1. www.semikron.com2. . MOSFET/IGBT
// . 2006. 6.
3. . SKYPER 52 - // . 2008. 3.
. 7. IGBT
. 8. IntelliOff
