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| ICL7667CBAZA-T Datasheet, PDF (7/10 Pages) Intersil Corporation – Dual Power MOSFET Driver | |||
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ICL7667
15V
+VC
C1
E1
TL494
C2
E2
GND
+15V
18V
1k
V+
+165VDC
IRF730
ICL7667
1k
V-
IRF730
FIGURE 10B.
FIGURE 10. DIRECT DRIVE OF MOSFET GATES
CA CB VIN
EA
470
CA1524
EB
470
V+
1µF
IRF730
ICL7667
IRF730
1µF
V-
VOUT
+165V
0V
-165V
VOUT
0V - 5V
INPUT
FROM
PWM IC
FIGURE 11. TRANSFORMER COUPLED DRIVE CIRCUIT
V+
0.1µF
+
4.7μF
1/2
ICL7667
2200pF
1/2
ICL7667
IN914
D1
R1
10k
FF10
4.7µF
0.1µF
Q2
IRFF120
1000pF
C1
5FF10
ZL
IRFF120
Q1
FIGURE 12. VERY HIGH SPEED DRIVER
7
FN2853.6
April 29, 2010
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