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MEV1S0505SC

MEV1S0505SC

Murata Power Solutions Inc.
Isolated Module DC DC Converter 1 Output 5V 200mA 4.5V - 5.5V Input
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Overview

The MEV1S0505SC is a 1W isolated DC-DC converter designed to provide a regulated 5V output from a 4.5V to 5.5V input range. It features 3kV DC isolation in a compact 7-pin SIP package, making it an ideal solution for breaking ground loops and providing local power rails in noise-sensitive applications.

Why Choose This Part

This converter offers a high efficiency of 84%, reducing heat dissipation in tightly packed enclosures. Its 3kV DC isolation rating provides robust protection for sensitive control logic against high-voltage transients on external interfaces.

Applications

RS-485/RS-232 Port Isolation
Providing isolated power to transceiver ICs to prevent ground loop currents in long-distance industrial communication lines.
Sensor Signal Conditioning
Isolating analog front-end circuitry from digital system noise to maintain signal integrity in industrial instrumentation.
Digital Interface Logic
Powering logic-level shifters or digital isolators where the primary supply is shared with high-power switching components.

Key Specifications

Type Isolated Module
Efficiency 84%
Applications ITE (Commercial)
Mounting Type Through Hole
Power (Watts) 1 W
Package / Case 6-SIP Module, 5 Leads
Size / Dimension 0.77" L x 0.24" W x 0.40" H (19.6mm x 6.1mm x 10.2mm)
Number of Outputs 1
Voltage - Output 1 5V
Voltage - Isolation 3 kV
Operating Temperature -40degC ~ 85degC
Voltage - Input (Max) 5.5V
Voltage - Input (Min) 4.5V
Current - Output (Max) 200mA

Getting Started

When integrating this module, place a low-ESR ceramic capacitor (typically 4.7uF to 10uF) close to the input pins to minimize reflected ripple current. Ensure the PCB layout maintains the creepage and clearance distances required by your specific isolation standard under the SIP package footprint.