Datasheet

LTC1646
8
1646fa
TEST DIAGRA
W
TI I G DIAGRA S
WUW
V
3VONLY
No 5V Input Mode Window Voltage
t
OC
Overcurrent Fault Detect
t
SC
Short-Circuit Fault Detect
5V
OR 3.3V
100mV
FAULT
t
OC
1V
V
5VSENSE
OR
V
3VSENSE
FALL TIME ≤ 1µs, 5V
IN
= 5V, 3V
IN
= 3.3V
1646 T02
5V
OR 3.3V
200mV
FAULT
t
SC
1V
V
5VSENSE
OR
V
3VSENSE
FALL TIME ≤ 30ns, 5V
IN
= 5V, 3V
IN
= 3.3V
1646 T03
–V
3VONLY
V
3VONLY
5V
0V
PWRGD
V
5VIN
3.3V
1646 T01
V
3VONLY
= ⎟ 5V
IN
– 3V
IN
⎢ 5V
OUT
= 3V
OUT
= 3.3V, 3V
IN
= 3.3V