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Murata Power Solutions Isolated 1W SIP DC/DC Converter, 12V DC Output, 200mA, 4.5-5.5V DC Input, Through Hole Mount MEJ1
Specifications
| Country of Origin | China |
|---|---|
| Voltage | Converters / DC-DC Converters Murata Power Solutions MEJ1 DC/DC Converter, 12V d |
| Brand | Murata Power Solutions |
| Efficiency | 74% |
| 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 | 3816000h |
| Number of outputs | 1 |
| Ripple and Noise | 40mV Pk-Pk |
| Maximum Output Power | 1W |
| Maximum Input Voltage | 5.5V dc |
| Standards/Approvals | CRE, RoHS, UL |
| Minimum Input Voltage | 4.5V |
| Number of Pins | 7 |
| Output Voltage 1 | 12V dc |
| Output Current 1 | 200mA |
| Output Voltage Adjustment Range | 4.5/5.5 V |
| Isolation Voltage | 5.2kV dc |
| Output Current 2 | 83mA |
Key Features
- High isolation of 5.2kV DC ensures safe operation in sensitive environments.
- Designed for reliable performance up to 85°C maximum operating temperature.
- Single output with low ripple and noise of 40mV peak-to-peak for clean power delivery.
- Compact 7-pin SIP package measuring 19.65mm length by 9.8mm width.
- Typical efficiency of 74% optimizes power conversion and heat management.
- Mount type is through-hole for easy PCB integration.
- Mean time between failures (MTBF) rated at approximately 3.8 million hours for high reliability.
- Fully encapsulated with toroidal magnetics for EMI reduction.
Product Description
Murata Power Solutions MEJ1 DC/DC Converter is a highly reliable, isolated 1 Watt power supply designed for compact and safety-critical electronic applications. Featuring a 12V DC output at 200mA and accepting a wide input voltage range from 4.5V to 5.5V DC, this converter delivers consistent performance in a small 7-pin SIP through-hole package optimized for PCB mounting.
The device provides 5.2kV DC isolation offering robust protection against electrical noise and potential faults, making it ideal for industrial, medical, and control system applications that demand operator safety and equipment integrity.
Efficiency is rated at 74%, reducing heat generation and improving overall system power utilization. With a low ripple and noise figure of 40mV peak-to-peak, the MEJ1 ensures clean and stable power output suitable for sensitive electronic circuits.
Constructed with fully encapsulated toroidal magnetics, the converter reduces electromagnetic interference (EMI) and enhances durability. Its 7-pin SIP form factor measures 19.65mm by 9.8mm with a depth of 12.65mm and weighs only 2.1 grams, enabling compact design integration.
Temperature operating range spans from -40°C to 85°C to support harsh environmental conditions. The converter meets international standards including CRE, RoHS, and UL certification, confirming compliance with safety and environmental requirements.
Typical applications include medical safety barriers, IGBT drivers, instrumentation, and other low power isolated DC circuits requiring dependable and efficient DC voltage conversion.
High isolation voltage of 5.2kV DC for operator and equipment safety. Wide input voltage range supports flexible supply conditions. Compact SIP through-hole package allows for easy PCB mounting. Low ripple and noise improve power quality consistency.
Robust encapsulation minimizes electromagnetic interference. Meets relevant industry safety standards for medical and industrial use. High MTBF ensures long-term reliability and performance. For a comprehensive range of DC/DC Converters including isolated 1W modules, explore the advanced power solutions at EnvMart.
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Frequently Asked Questions
This model provides a 12V DC output with a maximum output current of 200mA.
The input voltage range for this unit is from 4.5V to 5.5V DC.
It features a high isolation voltage of 5.2kV DC, ensuring safety in sensitive applications.
The converter measures 19.65mm in length, 9.8mm in width, and 12.65mm in depth.
This unit has a typical efficiency of 74%, which optimizes power conversion.
The maximum operating temperature for this converter is 85°C.
It is designed for through-hole mounting, facilitating easy integration into PCBs.
The output ripple and noise is specified at 40mV peak-to-peak, ensuring clean power delivery.
This converter meets international standards including CRE, RoHS, and UL certifications.
The MTBF for this unit is approximately 3.8 million hours, indicating high reliability.
It is suitable for applications such as medical safety barriers, IGBT drivers, and instrumentation.
This model has a single output channel.
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