SSC2005SC Просмотр технического описания (PDF) - Sanken Electric co.,ltd.

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Компоненты Описание

производитель

SSC2005SC

Critical Conduction Mode PFC Control IC

Sanken Electric co.,ltd. 

SSC2005SC

3. Functional Block Diagram

FB 1

COMP 2

＋ OVP

－

1.090V×VFB

UVP

300mV

/420mV

Error AMP

VFB=2.50V

REG

OSC

UVLO

＋

－

12.0V

/9.5V

R

Q

S

OCP

-0.60V

ZCD ＋

－

-10mV

3

4

RT

RDLY

8 VCC

7 OUT

6 GND

5 CS

4. Pin Configuration Definitions

FB 1

COMP 2

RT 3

RDLY 4

8 VCC

7 OUT

6 GND

5 CS

Number

1

2

3

4

5

6

7

8

Name

FB

COMP

RT

RDLY

CS

GND

OUT

VCC

Function

Feedback signal input, overvoltage protection

signal input and FB pin undervoltage protection

signal input

Phase compensation

Maximum on-time adjustment

Turn-on delay time adjustment

Overcurrent protection signal input and zero

current detection signal input

Ground

Gate drive output

Power supply input for control circuit

SSC2005SC-DS Rev.1.1

SANKEN ELECTRIC CO.,LTD.

5

Feb. 06, 2015

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