DER-45

LNK304 Single Output Supply

April 8, 2005

Page 2 of 9

Power Integrations

Tel: +1 408 414 9200 Fax: +1 408 414 9201

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Table Of Contents

1

Introduction................................................................................................................. 3

2

Power Supply Specification ........................................................................................ 3

3

Schematic................................................................................................................... 4

4

Circuit Description ...................................................................................................... 4

5

Bill Of Materials .......................................................................................................... 5

6

Performance Data ...................................................................................................... 6

6.1

Efficiency............................................................................................................. 6

6.1.1

Full load efficiency........................................................................................ 6

6.1.2

No load consumption ................................................................................... 6

6.2

Regulation ........................................................................................................... 7

6.2.1

Line regulation.............................................................................................. 7

6.2.2

Load regulation ............................................................................................ 7

7

Revision History ......................................................................................................... 8

Important Note:

This board is designed to be non-isolated. Please take necessary safety precautions.

Design Reports contain a power supply design specification, schematic, bill of materials,

and transformer documentation. Performance data and typical operation characteristics

are included. Typically only a single prototype has been built.