RDK-138 Power Integrations, RDK-138 Datasheet - Page 3

• Manufacturer Part Number: RDK-138
• Description: KIT REF DESIGN 1.2W PS TN FAMILY
• Manufacturer: Power Integrations

Specifications of RDK-138

• Mfg Application Notes: LinkSwitch-TN Design Guide, AN-37
• Main Purpose: AC/DC, Non-Isolated
• Outputs And Type: 2, Non-Isolated
• Power - Output: 1.2W
• Voltage - Output: 12V, 5V
• Current - Output: 80mA, 50mA
• Voltage - Input: 85 ~ 265VAC
• Regulator Topology: Buck
• Frequency - Switching: 66kHz
• Board Type: Fully Populated
• Utilized Ic / Part: LNK304
• Product: Accessories & Kits
• Lead Free Status / RoHS Status: Not applicable / Not applicable
• Other names: 596-1197

12-Nov-2007
RDR-138 1.2 W Non Isolated Dual Output Supply
1 Introduction
This document is an engineering report describing both a buck and a buck-derived power
supply utilizing a LNK304DN device that provides two output voltages.
The document contains the power supply specification, schematic, bill of materials,
transformer documentation, printed circuit layout, and performance data.
Figure 1 – Populated Circuit Board Photograph.
Power Integrations
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