Datasheet

LT3748
25
3748fa
Figure 15. Automotive IGBT Controller Supply
EN/UVLO
TC
SS
R
FB
R
REF
V
C
GND INTV
CC
LT3748
3748 F15
133k
2nF
V
IN
12V TYP
V
IN
T1
1:1:1:1:1
D1
15V
300mA
825k
150k
10
µF
6
µH
C1
GATE
SENSE
1µF
4700pF
4.7µF
6.04k
71.5k
0.0125
M1
10k
IGBT
DRIVER
D2
15V
300mA
C2
IGBT
DRIVER
D3
15V
300mA
C3
IGBT
DRIVER
D4
15V
300mA
C1-C4: 22µH 25V X7R s2
D1-D4: DIODES INC. PDS3100
M1: VISHAY Si7898DP
T1: COILTRONICS VERSA-PAC VP4-0075-R
C4
IGBT
DRIVER
320V
0V
3-PHASE
MOTOR
TYPICAL APPLICATIONS