Datasheet

LTC4354
10
4354fc
–36V to –72V/20A High Current with Parallel FETs
–12V Diode-OR Controller
Typical applicaTions
3
LTC4354
DB GADA GB
V
SS
V
B
= –48V
FAULT
M4
IRF3710
M3
IRF3710
4354 TA04
V
CC
3
R6
30k
R
IN2
10k
R5
2k
R4
2k
D2
LED
C
IN2
1µF
LTC4354
DB GADA GB
V
SS
V
A
= –48V –48V OUT
–48V_RTN RTN
RTN
FAULT
M2
IRF3710
M1
IRF3710
V
CC
R3
30k
R
IN1
10k
R2
2k
R1
2k
D1
LED
C
IN1
1µF
2, 561 48
7
2, 561 48
7
LTC4354
LOAD
DB GADA GB
V
SS
2, 561 48
V
B
= –12V
V
A
= –12V
GND
FAULT
M2
Si4862DY
3
7
M1
Si4862DY
4354 TA05
V
CC
R3
10k
R
IN
2k
IN754
BV = 6.8V
C
IN
1µF
D1
LED
D
Z