Pin Assignments; Pin Descriptions - Epson Power Supply IC S1F70000 Technical Manual

PIN ASSIGNMENTS

Top View
POFFX
I

PIN DESCRIPTIONS

Pin No. Pin name
1 S
SCAP
2 POFFX
3 V
DD
4 I
SENSE
5 SWO
6 ERCAP
7 V
O
8 V
SS
S1F70000 Series
Technical Manual
S 1
SCAP
2
V 3
DD
4
SENSE
SOP4-8pin
Pin Type
— The soft start function is obtained when a capacitor is connected
between the capacitor connection pin for setting soft start and the V
pin.
— Power off control pin
During normal operation : V
At power off time : V
Power Power supply pin (+)
supply
— Load current feedback pin
Load current detection resistor connection pin
(Connect a resistor of 100m )
Output Switching Pch power MOS transistor drive pin
– Capacitor connection pin for external phase compensation
Input Output voltage feedback pin
Power Power supply pin (–)
supply
EPSON
8 V
SS
Index
7 V
O
6 ERCAP
5 SWO
Description
level
DD
level
SS
S1F71100 Series
SS
4–35