Block diagram, Epson – Epson Power Supply S1F70000 User Manual

Page 82

background image

S1F76640 Series

S1F70000 Series

EPSON

2–39

Technical Manual

S1F76640

Series

BLOCK DIAGRAM

Figure 3-1 Block Diagram

CAP3+

V

O

VRI

V

REG

RV

P

OFF

TC1

TC2

CAP2–

CAP2+

CAP1–

CAP1+

V

DD

OSC2

GND

OSC1

V

oltage con

v

ersion circuit

CR oscillator

Ref

erence v

oltage gener

ator

V

oltage stabilization circuit

T

emper

ature g

radient

selection circuit

Step-up circuit

Stabilization circuit