RDK-747: 65W, 20V @ 3.25A, 90 ~ 265 VAC


RDK-747 is a 65 W AC to DC converter (90 VAC-265 VAC input; 20 V/3.25 A output) using InnoSwitch3-EP, INN3679C-H606, featuring PowiGaN Technology.

This design shows the high power density and efficiency that is possible due to the high level of integration of the InnoSwitch3-EP controller providing exceptional performance.

All the benefits of secondary-side control with the simplicity of primary-side regulation

  • Insensitive to transformer variation

  • Meets DOE6 and CoC Tier 2 V5 2016

  • <40 mW no-load input power

  • >6db margin on conducted EMI


Manufacturer Power Integrations
Category AC/DC and DC/DC Conversion
Sub-Category AC/DC SMPS - Single Output
Eval Board Part Number 596-RDK-747-ND
Eval Board Supplier Power Integrations
Eval Board Normally In Stock
AC Voltage Universal (115 / 230V)
Outputs and Type 1 Non-Isolated
Voltage Out 20 V
Current Out 3.25 A
Output Power 65 W
Features Over Voltage Protection
Efficiency @ Conditions >93%, 115 ~ 265V in, 20V @ 3.25 A
No-load Input Power @ Voltage <28 mW @ 115 VAC
<33 mW @ 230 VAC
Switching Frequency 84.5 kHz
Internal Switch Yes
Component Count + Extras 42 + 8
Voltage In 90 ~ 265 VAC
Design Author Power Integrations
Application / Target Market Metering
Power: Auxiliary Power Supply
Power: Industrial Power
White Goods
Main I.C. Base Part INN3679C
Date Created By Author 2020-06
Date Added To Library 2020-09

Eval Board

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Quantity Available: 8