Datasheet

12V &
10V
22V &
21.25V
38.1V &
32V
V
DD
1
0
S
R
Q
Inrush limit
threshold
Current limit
threshold
V
SS
RTN
CLS
APD
V
SS
DEN
800Ps
2.5V
REG.
Detection
Comp.
4V
1.5V &
1.2V
Hotswap
MOSFET
Class
Comp.
Mark
Comp.
APD
Comp.
12V
UVLO
Comp.
OTSD
I
RTN
sense,1 if < 90% of inrush and current limit
1 = inrush
Signals referenced to V
SS
unless otherwise noted
Class
Comp.
5V &
4V
0 = current limit
Inrush latch
ARTN
800Ps
1
0
I
RTN
sense
RTN
Type 2
State Eng.
Mark Comp Output
UVLO Comp Output
t2
V
SS
S
R
Q
High if over
temperauture
CONV.OFF
TPS23751
TPS23752
SLVSB97C –JULY 2012–REVISED JANUARY 2014 www.ti.com
PoE
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