HomeTech ZonePower Electronics TechLow Cost 2W And 3W AC-DC Converters For Wide Applications

Low Cost 2W And 3W AC-DC Converters For Wide Applications

The compact and versatile devices have wide AC input and temperature ranges with safety compliance to industrial, domestic and household uses

Two ranges of board-mount AC-DC converters, the RAC02E-K/277 and RAC03E-K/277, rated at 2W and 3W respectively include inputs of 100VAC up to 277VAC for use in a wide variety of applications. Regulated outputs include 3.3V, 5V, 12V, 15V and 24V without derating up to 80 degrees Celsius (RAC02E-K/277) or 75 degrees Celsius (RAC03E-K/277). Isolation is 4kVAC with safety certification to industrial, domestic, household (RAC03E-K/277) and ITE standards while EMC compliance for both ranges is to EN55032 Class B with a wide margin.

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The parts meet ErP requirements with maximum 75mW no-load power consumption and because of their excellent light load efficiency, significant standby mode power can be delivered without exceeding 0.5W input.

The RAC02E-K/277 and the RAC03E-K/277 are available in footprints of 33.7mm x 22.2mm and 37mm x 24mm respectively from RECOM.

“These compact AC/DCs are very versatile with their wide AC input and temperature ranges” comments Michael Schrutka, AC/DC Product Manager of RECOM. “Their comprehensive safety certifications and low cost also make them ideal for applications ranging from automation control, industry 4.0 and IoT to home automation”.


Vinay Prabhakar Minj
Vinay Prabhakar Minj
Vinay Prabhakar Minj is a technology writer and science communication specialist with a Master’s degree in Communication of Science and Innovation (Science Communication). He is a prolific contributor to Electronics For You, where he has authored over 1,000 articles covering electronics, semiconductors, embedded systems, IoT, and emerging technologies. With a strong foundation in science communication, Vinay focuses on translating complex engineering concepts into clear, accessible, and application-oriented content. His work spans topics such as sensor technologies, chip design, wireless systems, and next-generation electronics, making advanced innovations easier to understand for engineers, students, and industry professionals. Through his extensive contributions, he has built a reputation for delivering reliable, well-researched, and practical insights that help readers stay updated with the rapidly evolving electronics ecosystem. His writing bridges the gap between technical depth and real-world usability, supporting both learning and decision-making in the field.

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