Design Example Report
Title
3.15W Adapter with < 100 mW standby
using LNK500P
Input: 90 – 264 VAC
Specification
Output: 4.5V / 0.7A
Application
Author
Document
Number
Date
Revision
General Purpose Power Adapter
Power Integrations Applications Department
DER-111
October 26, 2005
1.0
Summary and Features
•
•
•
•
•
No load power consumption ~89 mW @ 230 V
Uses LNK500
Low cost, low parts count
No Y-cap needed to meet CISPR-22 EMI
Very low AC leakage current
The products and applications illustrated herein (including circuits external to the products and transformer
construction) may be covered by one or more U.S. and foreign patents or potentially by pending U.S. and foreign
patent applications assigned to Power Integrations. A complete list of Power Integrations’ patents may be found
at
www.powerint.com.
Power Integrations
5245 Hellyer Avenue, San Jose, CA 95138 USA.
Tel: +1 408 414 9200 Fax: +1 408 414 9201
www.powerint.com
POWERINT [ POWER INTEGRATIONS, INC. ]
