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Evaluation Board, RAA223021, Power Management, Flyback Regulators


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Product Overview

RAA223021 high voltage flyback converter evaluation board is designed to demonstrate a low-cost high performance non-isolated AC/DC conversion from a universal input of 85VAC to 265VAC, to a 12V output with the output current up to 1A. The board has built-in overcurrent, short-circuit, input brownout and overtemperature protection. The board is designed on a double side Printed Circuit Board (PCB) with a full-wave input rectification. It is pre-compliant with the conducted EMI requirements by EN55022/CISPR 22. It uses the RAA223021 SOIC-7 packaged IC. Typical applications home appliances, home automation, IoT, sensors, metering, industry control and bias power.
  • Universal input range
  • Standby power less than 50mW
  • No audible noise
  • Output current of 1mA max, output power of 12W
  • Efficiency of >78% at 100% load, 80% at 50% load
  • No-load power of 50mW
  • Load regulation of ±0.1%
  • Operating temperature range from -45°C to 85°C
  • Board dimension of 70mm x 75mm


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Power Management

Flyback Regulators

Evaluation Board RAA223021

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Technical Documents (2)

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CAD Models - Notice
CAD Models and drawings are provided to you on a revocable limited licence for your internal use only but remain the property of the manufacturer who retain all intellectual property rights and ownership. They are provided to assist you in decision making and as design guide but are not guaranteed to be error free, accurate or up to date and is not intended to be taken as advice.
Use of these CAD models and other options provided are downloaded and used entirely at your own risk and by continuing you confirm acceptance of the above.

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