Murata Power Solutions Fully Encapsulated Through Hole 2W DC/DC Converter 5V Output, 10.8-13.2V Input, 85°C Max MEJ2

Murata Power Solutions MEJ2S1205SC is a fully encapsulated, medical-grade 2 Watt DC/DC converter designed for reliable power supply conversion with an output of 5V DC from input voltages between 10.8V and 13.2V DC. Packaged in a compact SIP through-hole format, this converter is suitable for industrial, medical, and general electronics applications requiring isolated DC voltage conversion and robust electrical isolation.

The device achieves a 78% efficiency and supports an output current of 400mA. Its high isolation voltage of 5.2kV DC, compliance with IEC 60601 medical safety standards, and MOOP operator protection make it ideal for use in sensitive environments where safety and reliability are paramount.

With a small footprint of 1.96 cm² and a height of 12.65mm, MEJ2S1205SC is easy to integrate into circuit designs through its seven-pin through-hole mount. The internal construction utilizes surface mount technology and toroidal magnetics to ensure minimal ripple and noise generation, contributing to stable output voltage with less than 60mV peak-to-peak noise.

Operating temperature ranges from -40°C to 85°C enable use in diverse environments including industrial controls, medical devices, instrumentation, and telecommunications. Its robust certifications under UL and RoHS standards assure quality and compliance with global manufacturing requirements.

The MEJ2S1205SC is part of the MEJ2 series, which provides both single and dual output options, making it versatile for various DC-DC conversion applications. The module is pin compatible with Murata’s MEV, NMV, NMK, and NMJ series, facilitating upgrades or replacements within existing system architectures.

High isolation with 5.2kV DC test voltage for safety in medical and industrial use cases. Compact SIP through-hole package supports easy PCB assembly and robust mounting. Medical standard IEC 60601 (3rd Edition) compliant with MOOP rating of 200Vrms.

Efficient internal construction with toroidal magnetic components minimizes noise. Wide operating temperatures from -40°C to +85°C fit harsh environments. Long MTBF of 3.2 million hours ensures product reliability and longevity.

Supports output currents up to 400mA at 5V output voltage. RoHS, UL certifications support global regulatory compliance.

This DC/DC converter module suits applications in industrial automation, laboratory instrumentation, medical instrumentation, telecommunications equipment, HVAC controls, and other embedded systems requiring compact, reliable power isolation and conversion.

Explore the Electronics & Electricals section for more DC/DC Converters and power supply solutions tailored to specific industrial and commercial needs.