SDC2921AZ-E1 데이터 시트보기 (PDF) - Unspecified

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SDC2921AZ-E1

Voltage Mode PWM Controller

Unspecified 

Voltage Mode PWM Controller

Datasheet

SDC2921

Pin Configuration

Package: DIP-16

T 1 V33

VIN+ 16

N 2 V5

VIN- 15

E 3 V12 OPOUT 14

M 4 PT

VCC 13

U 5 GND

DET 12

C 6 RT

PG 11

O 7 C1

SS 10

D 8 C2

REM 9

NTIAL Pin Number

E 1

2

ID 3

F 4

5

N 6

O 7

C 8

9

C10

D11

S 12

Pin Name

V33

V5

V12

PT

GND

RT

C1

C2

REM

SS

PG

DET

Figure 2. Pin Configuration

Function

OVP/UVP input for 3.3V

OVP/UVP input for 5V

OVP/UVP input for 12V

Extra OVP protection input

Ground

Oscillation frequency set by external resistor

PWM open drain output 1

PWM open drain output 2

Remote on/off input

Soft start function set by external capacitor

Power good signal

Extra protection input

13

VCC

Supply voltage

14

OPOUT

OP output

15

VIN-

OP negative input

16

VIN+

OP positive input

Table 1. Pin Description

December, 2013 Rev. 1.2

©2013 Shaoxing Devechip Microelectronics Co., Ltd.

2/13

www.sdc-semi.com

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