UPC1909 데이터 시트보기 (PDF) - NEC => Renesas Technology

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UPC1909

SWITCHING REGULATOR CONTROL IC

NEC => Renesas Technology 

BLOCK DIAGRAM

CT

RT

16 15

VREF

14

Oscillator

Reference

power

supply

DTC1

13

FB

12

PWM

comparator 1

–

+

+

OUT1

11

EMI1 VCC

10

9

OLS

µPC1909

Over-

voltage

protection

ON/OFF

control

Over-

current

protection

+

–

–

PWM

comparator 2

1

2

3

4

OV CT2 GND OC

5

DTC2

6

7

8

OUT2 ON/OFF EMI2

2

Data Sheet G14309EJ1V0DS00

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