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Equivalent & Substitute Parts Reference for VOF-10-12
Part Overview
The VOF-10-12 from CUI Inc. is an AC/DC open frame power converter delivering 12V at up to 830mA (10W total). It is designed for ITE (Commercial) applications with a universal AC input (85 ~ 264 VAC) and through hole mounting in a 4-DIP module package. The product is active, RoHS compliant, and certified to standards including CB Scheme, EN, IEC, SIQ, TUV, and UL. Alternative models may be necessary to ensure supply chain continuity, match lifecycle requirements, or accommodate specific compliance or dimension needs.
Substiute Parts
Key Parameters
| Parameter | Description |
|---|---|
| Manufacturer Part Number | Unique identifier for the part |
| Manufacturer | Supplier of the AC/DC converter |
| Series | Product series designator |
| Product Status | Indicates current lifecycle stage |
| Type | Open Frame construction type |
| Number of Outputs | Number of regulated outputs |
| Voltage - Input | AC (and/or DC) input voltage range |
| Voltage - Output 1 | Nominal output voltage |
| Current - Output (Max) | Maximum output current |
| Power (Watts) | Maximum output power |
| Applications | Targeted design usage |
| Features | Key feature highlights |
| Operating Temperature | Specified ambient temperature range |
| Efficiency | Typical conversion efficiency |
| Mounting Type | Mechanical mounting method |
| Package / Case | Physical form factor |
| Size / Dimension | Physical dimensions |
| Approval Agency | Certifying agencies |
| Standard Number | Compliance standards |
| Line Regulation | Line regulation specification |
| Load Regulation | Load regulation specification |
| RoHS Status | Lead and substance compliance |
| Moisture Sensitivity Level (MSL) | Handling requirements for moisture |
| ECCN | Export classification |
| HTSUS | Harmonized Tariff Schedule code |
Substitute Part Grouping Explanation
The substitution logic is determined strictly by matching the following key parameters: output voltage (12V), output power (10W), input voltage range (85 ~ 264 VAC), number of outputs (1), mounting type (Through Hole), package type (4-DIP Module), and main certifications. Only parts fully matching these parameters and compliance requirements are included as substitutes. Variations in current (within power rating), efficiency, or approved standards are allowed when not restricted by the product specifications.
Parameter Comparison
| Parameter | Main Part: VOF-10-12 | Substitute: VOF-10B-S12 |
|---|---|---|
| Manufacturer | CUI Inc. | CUI Inc. |
| Series | VOF-10 | VOF-10B |
| Product Status | Active | Active |
| Type | Open Frame | Open Frame |
| Number of Outputs | 1 | 1 |
| Voltage - Input | 85 ~ 264 VAC | 85 ~ 264 VAC, 120 ~ 370 VDC |
| Voltage - Output 1 | 12V | 12V |
| Current - Output (Max) | 830mA | 850mA |
| Power (Watts) | 10 W | 10 W |
| Applications | ITE (Commercial) | ITE (Commercial) |
| Features | Universal Input | Universal Input |
| Operating Temperature | 0°C ~ 60°C (With Derating) | -25°C ~ 70°C (With Derating) |
| Efficiency | 75% | 82.32% |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | 4-DIP Module | 4-DIP Module |
| Size / Dimension | 2.56" L x 1.77" W x 0.91" H (65.0mm x 45.0mm x 23.1mm) | 1.91" L x 0.92" W x 0.81" H (48.6mm x 23.3mm x 20.5mm) |
| Approval Agency | CB Scheme, EN, IEC, SIQ, TUV, UL | CB Scheme, EN, FCC, IEC, UL |
| Standard Number | 55024; 60950-1; 61000-3-2; 61000-3-3 | 60950-1; 61000-3-2; 61000-3-3; 62368-1 |
| Line Regulation | ±0.5% | ±0.5% |
| Load Regulation | ±1% | ±3% |
| RoHS Status | RoHS Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | Not Applicable |
| ECCN | EAR99 | EAR99 |
| HTSUS | 8504.40.6001 | 8504.40.6001 |
Engineering Selection Recommendations
Both the VOF-10-12 and its substitute VOF-10B-S12 share Active product status and compliance with RoHS directives and major certifications including CB Scheme, EN, IEC, and UL. Selection should consider the approval agency and standard number alignment as detailed above. Variations in efficiency, dimensions, and operating temperature should be reviewed as part numbers are chosen based on inventory, compliance, and certification criteria.
Frequently Asked Questions (FAQ)
Q1: What are the most critical parameters for substituting AC/DC open frame converters in this series?
A1: The most critical parameters are output voltage, output power, input voltage range, number of outputs, mounting type, package/case, and major compliance certifications.
Q2: Are the dimensions and mounting fully equivalent between VOF-10-12 and VOF-10B-S12?
A2: Both use the 4-DIP module form factor and through-hole mounting, but the physical dimensions differ. Dimensional compatibility should be confirmed based on provided measurements.
Q3: Does the substitute model VOF-10B-S12 provide the same electrical output?
A3: VOF-10B-S12 provides the same nominal output voltage (12V) and the same power rating (10W), with a slightly higher maximum output current.
Q4: Are the certification standards identical between the two models?
A4: Core certifications overlap, but there are differences in secondary standards and agency coverage. Provided standards and agencies are listed in the comparison table for direct review.
Q5: Is moisture handling or RoHS status comparable for these parts?
A5: Both parts are RoHS compliant, with moisture sensitivity details provided for each (MSL 1 or Not Applicable).
Q6: How is substitute selection affected by product lifecycle?
A6: Both the main part and the substitute are designated as Active, supporting continued supply in relevant applications.
Q7: Do all substitutes offer universal input capability?
A7: Both listed parts feature universal AC input. The substitute also includes a DC input range as specified.
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