Block Diagram - Epson Power Supply IC S1F70000 Technical Manual

Power supply ic
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S1F71200 Series

BLOCK DIAGRAM

V
DD1
V
DD2
EXO
V
SRC
I
REF
V
REF
4–42
Oscillator
_
+
Series regulator
O
Error amplifier
Reference
voltage
circuit
Overcurrent detection
circuit
_
PWM
+
Soft start
+
_
EPSON
Driver
SWO
I
SENSE
SSC
V
SS
V
SW
SWC
V
C
POFFX
S1F70000 Series
Technical Manual

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