DER-111 Datasheet, PDF (1/23 Pages) Power Integrations, Inc. – 3.15W Adapter with < 100 mW standby using LNK500P

Design Example Report
Title
3.15W Adapter with < 100 mW standby
using LNK500P
Specification
Input: 90 – 264 VAC
Output: 4.5V / 0.7A
Application General Purpose Power Adapter
Author
Power Integrations Applications Department
Document
Number
DER-111
Date
October 26, 2005
Revision
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: [phone] Fax: [phone]
www.powerint.com