DER-59 Datasheet, PDF (1/17 Pages) Power Integrations, Inc. – 4.8 W Buck-Boost Converter Using LNK306P

Design Example Report
Title
4.8 W Buck-Boost Converter Using
LNK306P
Specification
Input: 85 - 135 VAC
Output: -24 V / 0.2 A
Application Home Appliance
Author
Power Integrations Applications Department
Document
Number
DER-59
Date
June 6, 2006
Revision
1.1
Summary and Features
• Non-Isolated Topology - no direct path from input to output
• Low cost off the shelf inductor – no custom transformer required
• 15 components including EMI filter
• Loop Fault Protection
• Short Circuit Protection
• Hysteretic Thermal Shutdown
• Output Referenced to Neutral
• Precise Output Voltage control
• Frequency Jitter
• Excellent Conducted EMI (>10 dB margin across spectrum)
• Extremely low standby power consumption (<150 mW)
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