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S1F71200 Series
4–52 EPSON S1F70000 Series
Technical Manual
EXAMPLE OF EXTERNAL CONNECTION OF REFERENCE CIRCUIT
Basic Circuit
SWO
V
DD1
VDD2
EXO
V
O
SRC
I
REF
VREF
SSC
V
SS
SWC
V
C
POFFX
V
SW
ISENSE
PWM
_
+
+
_
_
+
Oscillator
Driver
Overcurrent
detection
circuit
Soft start
Series
regulator
Error amplifier
Reference
voltage
circuit
Input voltage
Output voltage