EPR-32 Datasheet, PDF (1/36 Pages) Power Integrations, Inc. – Engineering Prototype Report for EP-32 − TOPSwitch-GX 25 W Multiple Output DVD, Set-top Box Power Supply Using TOP245P

Title
Engineering Prototype Report for EP-32 −
TOPSwitch^®-GX 25 W Multiple Output
DVD, Set-top Box Power Supply Using
TOP245P
Specification
85 VAC to 265 VAC Input, 3.3 V, 5 V, 12 V,
-24 V, 20 W continuous / 25 W peak output
Application
DVD player, Set-top box and other multiple
output applications
Author
Power Integrations Applications Department
Document
Number
EPR-32
Date
13-Jul-06
Revision
1.1
Summary and Features
• Low parts count, low cost design
• Excellent cross-regulation without linear post-regulators
• Simple input EMI filter
• Meets EN55022 B / CISPR22 B EMI with >20 dB margin
• Low no-load input power (<65 mW at 115 VAC, <90 mW at 230 VAC)
• High standby efficiency, <0.9 W input power with 0.5 W load
• High efficiency, >75%
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, Inc.
5245 Hellyer Avenue, San Jose, CA 95138 USA.
Tel: [phone] Fax: [phone]
www.powerint.com