NCP1650D 데이터 시트보기 (PDF) - ON Semiconductor

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NCP1650D

Power Factor Controller

ON Semiconductor 

NCP1650

LOOP

COMP

4.24 V

−

+

200 mA

FB/SD

4V

3.68 V

PCOMP

ERROR

AMP

20 mA

+

−

200 mA

+

−

VOLTAGE/POWER

ORing NETWORK

POWER

MULTIPLIER

POWER

AMP

+

−

2.5 V

VCC

REFERENCE

REGULATOR

−

+

0.85 V

SHUTDOWN

1.08 Vref

−

+

OVERVOLTAGE

COMPARATOR

UVLO

AC INPUT

GND

REFERENCE

MULTIPLIER

OSCILLATOR

CURRENT

SHAPING

NETWORK

CONTROL

LOGIC

OUT

+

CURRENT

SENSE

AMPLIFIER

−

IS−

RAMP COMP

CT

Figure 1. Simplified Block Diagram

http://onsemi.com

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