DP2525

Low Cost Primary Side Regulation(PSR) PWM Power Switch

2/11

Rev.2.0

Pin Configuration

Marking Information

Pin Description (DP2525)

Pin

Number

Pin

Name

I/O

Description

1

VDD

P

Power Supply Pin of the Chip.

2

FB

I

System feedback pin which regulates both the output voltage in CV

mode and output current in CC mode based on the flyback voltage of

the auxiliary winding.

3

NC

NC

4

CS

I

Current Sense Input Pin.

5,6

HV

O

The Power BJT Collector

7

GND

P

The Ground of the IC