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Equivalent & Substitute Parts for MEJ2S0505SC
Part Overview
The Murata Power Solutions MEJ2S0505SC is an isolated DC-DC converter featuring a single 5V output at up to 400mA with 5.2 kV isolation. It is active in production, available in a 7-SIP module, and operates with a 4.5V to 5.5V input range. Substitution of this part is necessary when managing multi-vendor designs, supply continuity, or when additional equivalent certifications or logistics support is required.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | MEJ2S0505SC |
| Category | Isolated DC-DC Converter |
| Type | Isolated Module |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 4.5V |
| Voltage - Input (Max) | 5.5V |
| Voltage - Output 1 | 5V |
| Current - Output (Max) | 400mA |
| Power (Watts) | 2 W |
| Voltage - Isolation | 5.2 kV |
| Applications | ITE (Commercial), Medical |
| Mounting Type | Through Hole |
| Package / Case | 7-SIP Module, 4 Leads |
| Operating Temperature | -40°C ~ 85°C |
| RoHS Status | ROHS3 Compliant |
| Part Status | Active |
Substitute Part Grouping Explanation
Substitute models for MEJ2S0505SC are selected strictly based on matching these key electrical and mechanical parameters: single output, 4.5V to 5.5V input range, 5V output, 400mA maximum output current, 2W output power, minimum 5.2 kV isolation voltage, through-hole mounting, 7-SIP module packaging, and operating temperature of at least -40°C to 85°C. Compliance status (RoHS3, REACH), part status (Active), and availability for ITE or Medical applications are also considered for substitution.
Parameter Comparison
| Parameter | MEJ2S0505SC (Murata) | IHL0205S05 (XP Power) | R05P205S/P/X2/R8 (Recom Power) | R05P205S/R6.4 (Recom Power) |
|---|---|---|---|---|
| Type | Isolated Module | Isolated Module | Isolated Module | Isolated Module |
| Number of Outputs | 1 | 1 | 1 | 1 |
| Voltage - Input (Min) | 4.5V | 4.5V | 4.5V | 4.5V |
| Voltage - Input (Max) | 5.5V | 5.5V | 5.5V | 5.5V |
| Voltage - Output 1 | 5V | 5V | 5V | 5V |
| Current - Output (Max) | 400mA | 400mA | 400mA | 400mA |
| Power (Watts) | 2 W | 2 W | 2 W | 2 W |
| Voltage - Isolation | 5.2 kV | 5.2 kV | 8 kV | 6.4 kV |
| Applications | ITE (Commercial), Medical | ITE (Commercial) | ITE (Commercial), Medical | ITE (Commercial), Medical |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole |
| Package / Case | 7-SIP Module, 4 Leads | 7-SIP Module, 4 Leads | 7-SIP Module, 4 Leads | 7-SIP Module, 4 Leads |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 95°C | -40°C ~ 85°C | -40°C ~ 85°C |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| Part Status | Active | Active | Active | Active |
Engineering Selection Recommendations
All substitute DC-DC converters listed are marked as Active and RoHS3 Compliant. Models with equivalent or higher isolation voltage can substitute for MEJ2S0505SC in ITE (Commercial) or Medical applications if the relevant certifications provided match your system requirements. The package, mounting type, and operating temperature all directly conform to form, fit, and environmental compatibility. There are no deviations in compliance or status among these substitutions.
Frequently Asked Questions (FAQ)
Q: What electrical parameters must match for a substitute to be valid for MEJ2S0505SC?
A: The substitute must match output voltage (5V), input voltage range (4.5V – 5.5V), output current (400mA), and output power (2W).
Q: Can these substitute DC-DC converters be used in the same PCB footprint?
A: All substitutes listed use the 7-SIP Module, 4 Leads form factor and through-hole mounting, aligning with the MEJ2S0505SC’s package and mounting requirements.
Q: Is voltage isolation critical in substitution?
A: Yes, the substitute's voltage isolation must be at least equal to or greater than 5.2 kV, as specified.
Q: Do the substitutes cover identical application sectors?
A: All listed substitutes are intended for ITE (Commercial); some are also specified for Medical applications, as indicated in the parameters.
Q: Are the recommended substitutes compliant with RoHS3 and similar directives?
A: Yes, all listed substitutes are ROHS3 Compliant.
Q: Does the operating temperature range match among the parts?
A: All substitutes support at least -40°C to 85°C, meeting or exceeding the MEJ2S0505SC's range.
Q: Are any substitutes obsolete or discontinued?
A: All substitute parts listed have "Active" product status as provided.
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