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LME0512SC Equivalent & Substitute Parts Reference
Part Overview
The Murata Power Solutions Inc. LME0512SC is an isolated module DC-DC converter with a single output of 12V at 21mA (0.25W), designed for ITE (commercial) applications. With a product status marked as obsolete, identification of alternative or substitute models is necessary for maintaining manufacturing continuity and system compatibility. The substitute search concentrates on matching input voltage, output voltage, isolation, mounting and packaging, and other critical parameters explicitly provided.
Substiute Parts
Key Parameters
| Parameter | LME0512SC |
|---|---|
| Manufacturer | Murata Power Solutions Inc. |
| Type | Isolated Module |
| Series | LME (0.25W) |
| Product Status | Obsolete |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 4.5V |
| Voltage - Input (Max) | 5.5V |
| Voltage - Output 1 | 12V |
| Current - Output (Max) | 21mA |
| Power (Watts) | 250 mW |
| Voltage - Isolation | 1 kV |
| Mounting Type | Through Hole |
| Package / Case | 4-SIP Module |
| Size / Dimension | 0.45" L x 0.24" W x 0.39" H |
| Operating Temperature | 0°C ~ 70°C |
| RoHS Status | RoHS Compliant |
| REACH Status | REACH Unaffected |
| ECCN | EAR99 |
| HTSUS | 8504.40.9580 |
Substitute Part Grouping Explanation
Substitution is determined strictly by matching the following explicit key parameters: manufacturer, type (isolated module DC-DC converter), input voltage range (4.5V - 5.5V), output voltage (12V), isolation voltage (1 kV), number of outputs (1), mounting type (Through Hole), package/case (4-SIP Module), and applicable compliance standards (RoHS, REACH, ECCN, HTSUS). Substitutes must meet or exceed the current and power ratings without violating the defined mechanical and electrical boundaries.
Parameter Comparison
| Parameter | LME0512SC | CME0512SC |
|---|---|---|
| Manufacturer | Murata Power Solutions Inc. | Murata Power Solutions Inc. |
| Type | Isolated Module | Isolated Module |
| Number of Outputs | 1 | 1 |
| Voltage - Input (Min) | 4.5V | 4.5V |
| Voltage - Input (Max) | 5.5V | 5.5V |
| Voltage - Output 1 | 12V | 12V |
| Current - Output (Max) | 21mA | 63mA |
| Power (Watts) | 250 mW | 750 mW |
| Voltage - Isolation | 1 kV | 1 kV |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | 4-SIP Module | 4-SIP Module |
| Size / Dimension | 0.45" L x 0.24" W x 0.39" H (11.4mm x 6.1mm x 9.9mm) | 0.45" L x 0.24" W x 0.39" H (11.5mm x 6.0mm x 10.0mm) |
| Operating Temperature | 0°C ~ 70°C | -40°C ~ 85°C |
| RoHS Status | RoHS Compliant | ROHS3 Compliant |
| REACH Status | REACH Unaffected | REACH Unaffected |
| ECCN | EAR99 | EAR99 |
| HTSUS | 8504.40.9580 | 8504.40.9580 |
Engineering Selection Recommendations
The main part, LME0512SC, is obsolete. CME0512SC is the direct substitute and remains active. Both components share manufacturer, input and output voltages, output type, isolation voltage, mounting style, package, compliance, and classification. CME0512SC provides increased output current and power while maintaining regulatory and compliance equivalence: RoHS and REACH unaffected, ECCN EAR99, HTSUS 8504.40.9580. Inventory levels are reported as in stock for both parts.
Frequently Asked Questions (FAQ)
Q1: What parameters are mandatory for substituting LME0512SC in a design?
A1: Substitution requires matching manufacturer, input voltage range, output voltage, number of outputs, isolation voltage, mounting type, package/case, and regulatory compliance.
Q2: Are the mechanical form factors of LME0512SC and CME0512SC compatible?
A2: Both parts use the 4-SIP Module package and have similar dimensions, supporting direct substitution.
Q3: How does increasing output current or power (as seen in CME0512SC) affect substitution?
A3: Substitution is permissible as long as the output current and power meet or exceed those of the original part and do not exceed system design constraints.
Q4: Does the thermal range of the substitute affect its usability?
A4: The substitute part CME0512SC offers a broader operating temperature range, which remains within acceptable boundaries for mechanical and electrical compatibility.
Q5: Does compliance with RoHS, REACH, ECCN, and HTSUS extend to the substitute part?
A5: Both LME0512SC and CME0512SC are RoHS and REACH compliant and share ECCN and HTSUS classifications, ensuring regulatory compatibility.
Q6: Are there additional substitute options beyond CME0512SC listed in this reference?
A6: Only CME0512SC is included as a substitute according to provided parameters. No other alternatives are listed in this input.
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