UPC1935 View Datasheet(PDF) - NEC => Renesas Technology

Part Name

Description

View to exact match

UPC1935

DC-DC CONVERTER CONTROL IC

NEC => Renesas Technology 

µ PC1935

BLOCK DIAGRAM

Channel 3: for inversion

DTC3 Il3

FB3

16 15

14

Channel 2: for step-up

OUT3 DTC2 Il2

FB2

13

12 11

10

OUT2

9

–

–

+

–

Internal

+

fixed

voltage

–

+

Internal

fixed

voltage

Soft start select switch

+

+

–

Internal

fixed

voltage

Reference

voltage

section

Oscillation

section

Timer latch for

short-circuit

protection section

+

–

–

+

+

Internal

fixed

voltage

1

VCC

2

VREF

3

4

5

6

RT GND DLY

II1

7

FB1

Channel 1: for step-up

8

OUT1

2

Data Sheet G13418EJ3V0DS00

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