Description
LT4250L/LT4250H Negative 48V Hot Swap Controller .
Features
* Allows Safe Board Insertion and Removal from a Live
* 48V Backplane s Circuit Breaker Immunity to Voltage Steps and Current Spikes s Programmable Inrush and www. DataSheet4U. com Short-Circuit Current Limits s Pin Compatible with LT1640L/LT1640H s Operates from
* 20V to
* 80V s
Applications
* INFORMATION. C3 0.1µF 100V
5V
+
C4 100µF 100V
+
C5 100µF 16V
4250 TA01
U
Voltage Step On Input Supply
500µs/DIV
4250lhf
U
1
LT4250L/LT4250H ABSOLUTE MAXIMUM RATINGS U W W U W
(Note 1), All Voltages Referred to VEE
Supply Voltage (VDD
* VEE)
* 0.3V to 100V PWRGD, PWRGD Pin