PN8370

13/F, Building C, Wangzhuang Technology Innovation Center, Longshan Road,New District, Wuxi

Tel: +86(510)85217718 http://www.chipown.com.cn

Rev.A.1507 2 / 10

Pin Definitions

Table 1. Pin Definitions

SOP-7 Pin Number

DIP-8 Pin Number

Pin Name

Pin Function Description

1

1

VDD

Power supply

2

2

NC

No connection

3

3

FB

The voltage feedback from auxiliary winding. Connected to resistor

divider from auxiliary winding reflecting output voltage.

4

4

CS

Current Sense Input

5,6

5,6

SW

Avalanche-rugged power MOSFET Drain pin. The Drain pin is

connected to the primary lead of the transformer.

7

7,8

GND

Ground

Typical power

Table 2. Typical power

Adapter

(1)

Part Number

Package

85-265 VAC

SOP-7

12W

PN8370

DIP-8

15W

Note:

1. Maximum output power is tested in an adapter at 45°C ambient temperature, with enough cooling conditions.

Absolute Maximum Ratings

Supply voltage Pin VDD……...……………………………………….……..…………………………………….….-0.3~40V

High-Voltage Pin, SW……………………………………………………….………………………………..…….…650V

Pin FB, CS……………………………………………………………………………………………………….....…-0.3~5.5V

Operating Junction Temperature……………………………………………………….…………………………..…-40~150℃

Storage Temperature Range…………………………………………………………………...………………………-55~150℃

Package Thermal Temperature (SOP-7) ……………………………………………………….……………….…..…80°C/W

Package Thermal Temperature (DIP-8) ……………………………………………………….……………….………40°C/W

Lead Temperature (Soldering, 10Secs)………………………………………………………….………………..……260℃

ESD Protection (HBM, ESDA/JEDEC JDS-001-2014)

………….…………………………………..………………±4.0kV

Pulse Drain Current……………………………………………………………………………………….……………3.0A