Features
* s Allows Safe Board Insertion and Removal from a Live
* 48V Backplane
s Operates from
* 10V to
* 80V s Programmable Inrush Current s Allows 50mA of Reverse Drain Pin Current s Programmable Electronic Circuit Breaker s Programmable Overvoltage Protection s Programmable Undervol
Applications
* INFORMATION. 8 VDD
LT1640AL
1 PWRGD
GATE
DRAIN
67
C1† 150nF 25V
R2 10Ω
R3† 18k
C2†
5% 5% 3.3nF
100V
Q1 IRF530
C3 +
0.1µF
100V
C4
100µF 100V
2
1
ON/OFF
VIN+
VOUT+
SENSE +
9 8
TRIM 7
SENSE
* 6
4 VIN
* VOUT
* 5
+
5V
C5 100µF 16V
LUCENT JW050A1-E
1640A