RDK-737: 1.44W, 12V @ 120mA, 85 ~ 440VAC in

Summary

RDK-737 is a 1.44 W Power Supply for Appliances and Auxiliary Power Supplies with a 85 VAC – 440 VAC input; 12 V, 120 mA output using LinkSwitch-TN2 (LNK3294G/P)

RDK-737 Evaluation board describes a buck converter designed to provide a nominal output voltage of 12 V at 120 mA load from a wide input voltage range of 85 VAC to 440 VAC. This adapter utilizes the LNK3294 from the LinkSwitch-TN2 family of ICs, with provision for G and P packages placed on the top layer.

The User Guide contains the complete power supply specifications, bill of materials, transformer construction, circuit schematic and printed circuit board layout, along with performance data and electrical waveforms.

Specifications

Manufacturer	Power Integrations
Category	AC/DC and DC/DC Conversion
Sub-Category	AC/DC SMPS - Single Output
Eval Board Part Number	596-RDK-737-ND
Eval Board Supplier	Power Integrations
Eval Board	Normally In Stock
AC Voltage	Universal (115 / 230V)
Outputs and Type	1 Non-Isolated
Voltage Out	12 V
Current Out	120 mA
Output Power	1.44 W
Features	Current Limit (Adj. or Fixed) Frequency Jitter for EMI Over Voltage Protection Reset Function Thermal Protection
Efficiency @ Conditions	>77%, 85 ~ 260 VAC, 12 V @ 120 mA
No-load Input Power @ Voltage	<30 mW @ 230 V
Switching Frequency	66 kHz
Internal Switch	Yes
Component Count + Extras	20 + 4
Voltage In	85 ~ 440 VAC
Design Author	Power Integrations
Application / Target Market	Power: Auxiliary Power Supply RF: Metering White Goods
Main I.C. Base Part	LNK3294
Date Created By Author	2020-06
Date Added To Library	2020-12