IC Data Sheets
8.
8.2
Diagram
, TPS2553-1 (IC U2)
Figure 8-2 Internal block diagram and pin configuration
19421_
3
02_1
3
0516.ep
s
1
3
0516
Block diagram
Pinning information
1
2
3
4
5
6
OUT
FAULT
ILIM
EN
GND
IN
TP
S
2552/TP
S
255
3
(TOP VIEW)
Charge
Pump
Driver
UVLO
Current
Limit
Thermal
Sense
IN
GND
EN
ILIM
OUT
FAULT
CS
Reverse
Voltage
Comparator
-
+
Current
Sense
(Note A)
s
m-
4
h
cti
l
g
e
D