LT4256-1/LT4256-2
16
425612fa
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
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© LINEAR TECHNOLOGY CORPORATION 2004
LT/LWI/LT 0705 REV A • PRINTED IN USA
APPLICATIO S I FOR ATIO
WUU
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Figure 15. High dV/dT MOSFET Turn-On Protection Circuit
4256 TA03
R5
0.033Ω
LT4256-1/
LT4256-2
SENSE
6
2
3
4
87
1
5
V
CC
GATE
FB
PWRGD
UV
TIMER
GND
V
IN
(SHORT PIN)
Q1
IRF530
D1
CMPZ5241B
11V
R2
8.06k
R1
64.9k
R7
100Ω
R9
4.02k
R6
10Ω
R8
36.5k
V
OUT
R4
27k
C
L
100µF
C2
33nF
C3
0.1µF
C1
10nF
GND
D2
SMAT70A
D3
1N4148W
UV = 36V
PWRGD = 40V
