Datasheet

LTC4211
20
4211fb
OPERATION
GATE
TIMER
V
CC
12 3 45 6 7 8 A
OVER CURRENT
RESET PULLED LOW DUE TO POWER BAD
B C
FAST COMPARATOR ARMED
CIRCUIT BREAKER TRIPS
CIRCUIT BREAKER TRIPS
10μA
2μA
V
REF
POWER BAD
V
FB
< V
REF
FPD
GATE
V
OUT
>50mV
4211 F09
SLOW COMPARATOR ARMED
V
OUT
V
CC
– V
SENSE
FILTER
FAULT
RESET
ON
POWER GOOD
V
FB
> V
REF
Figure 9. Mild Overcurrent Slow Comparator Trips the Circuit Breaker After Filter Programming Period