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Murata Power Solutions Isolated 1W SIP DC/DC Converter 5V Output, 21.6-26.4V Input, Through Hole MEJ1
Specifications
| Country of Origin | China |
|---|---|
| Voltage | Converters / DC-DC Converters Murata Power Solutions MEJ1 DC/DC Converter, 5V dc |
| Brand | Murata Power Solutions |
| Efficiency | 75% |
| Length | 19.65mm |
| Model | MEJ1 |
| Depth | 12.65mm |
| Gross Weight | 2.1g |
| Width | 9.8mm |
| Mount Type | Through Hole |
| Series | MEJ1 |
| Maximum Operating Temperature | 85°C |
| Package Type | SIP |
| Minimum Operating Temperature | -40°C |
| MTBF | 3353000h |
| Number of outputs | 1 |
| Ripple and Noise | 40mV Pk-Pk |
| Maximum Output Power | 1W |
| Maximum Input Voltage | 26.4V dc |
| Standards/Approvals | UL, RoHS, CRE |
| Minimum Input Voltage | 21.6V |
| Number of Pins | 7 |
| Output Voltage 1 | 5V dc |
| Output Voltage Adjustment Range | 21.6/26.4 V |
| Isolation Voltage | 5.2kV dc |
| Output Current 2 | 200mA |
Key Features
- Designed for high isolation applications up to 5.2kV DC between primary and secondary.
- Provides single output with a maximum power output of 1 Watt.
- Compact 7-pin SIP package with dimensions of 19.65mm length, 12.65mm depth, and 9.8mm width.
- Operating temperature range from -40°C to 85°C for reliable performance in harsh environments.
- Typical energy efficiency of 75% ensures low power dissipation and thermal management.
- Complies with medical safety standards UL 60950-2 and UL 60601 (3rd Edition).
- Ripple and noise is low at 40mV peak-to-peak, suitable for sensitive electronics.
- MTBF is 3,353,000 hours indicating high reliability for industrial and medical use.
Product Description
Murata Power Solutions MEJ1 is an isolated 1W DC/DC converter series designed for applications requiring high levels of safety and isolation, such as medical equipment, control systems, and IGBT drivers. Model MEJ1 provides a regulated 5V DC output voltage powered from an input voltage ranging from 21.6 V to 26.4 V DC. It utilizes a 7-pin through hole SIP package optimized for compact PCB mounting and effective thermal dissipation with a maximum operating temperature of 85 °C and minimum of -40 °C.
The MEJ1 converter offers 5.2 kV DC isolation voltage between primary and secondary windings, meeting strict medical standards UL 60950-2 and UL 60601 (3rd Edition), and delivering 2 means of operator protection (MOOP). With a typical converter efficiency of 75%, it minimizes power loss in demanding embedded systems.
Its ripple and noise is controlled to 40 mV peak-to-peak making it suitable for sensitive measurement or control instrumentation. The package features full encapsulation and toroidal magnetics with internal SMD construction to ensure mechanical robustness and long-term reliability.
Key specifications include a maximum output power of 1 Watt, 7 pins for electrical connections, and a mean time between failure (MTBF) of over 3.3 million hours, reinforcing this product's suitability for critical industrial and medical applications.
This DC/DC converter series is pin-compatible with other Murata series including MEV, NMV, NMK, MEJ2, and NMJ, facilitating design flexibility. Isolated 1 Watt power rating in a SIP 7-pin package. Operating input voltage from 21.6 to 26.4 V DC for adaptable power source compatibility.
5 V output voltage with regulated performance and low ripple. High isolation voltage of 5.2 kV DC, conforming to medical safety requirements. Operating temperature range supports harsh industrial environments (-40 to 85 °C).
Complies with UL safety standards ensuring device safety and reliability. Robust encapsulation and construction techniques guarantee durability and longevity.
The Murata Power Solutions MEJ1 DC/DC converter is ideal for industrial, medical, laboratory, and control system implementations where high isolation, reliability, and compact packaging are essential. Browse full Murata Power Solutions range in the DC/DC Converter category at EnvMart for diverse power conversion solutions.
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Frequently Asked Questions
The input voltage range for this model is from 21.6V to 26.4V DC.
The maximum output power of the MEJ1 is 1 Watt.
This model provides a regulated output voltage of 5V DC.
The isolation voltage of this converter is 5.2kV DC, suitable for high isolation applications.
The dimensions of this unit are 19.65mm in length, 12.65mm in depth, and 9.8mm in width.
The operating temperature range for this model is from -40°C to 85°C.
The ripple and noise is low at 40mV peak-to-peak, making it suitable for sensitive electronics.
This model features 7 pins for electrical connections.
The typical efficiency of this converter is 75%.
The MEJ1 complies with medical safety standards UL 60950-2 and UL 60601 (3rd Edition).
The MTBF for this model is 3,353,000 hours, indicating high reliability.
This converter is designed for applications requiring high levels of safety and isolation, such as medical equipment and control systems.
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