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VAA1012 Equivalent & Substitute Parts Reference
Part Overview
The Cosel USA, Inc. VAA1012 is an open frame AC/DC converter offering 12V output at up to 900mA and 11W max power, specified for ITE (Commercial) applications. The product is classified as obsolete, necessitating the identification of equivalent or substitute parts for continued production or maintenance uses. Substitutes must meet or exceed the critical electrical, mechanical, and compliance requirements.
Substiute Parts
Key Parameters
| Parameter | VAA1012 |
|---|---|
| Manufacturer | Cosel USA, Inc. |
| Product Status | Obsolete |
| Type | Open Frame |
| Number of Outputs | 1 |
| Voltage - Input | 85 ~ 132 VAC, 110 ~ 170 VDC |
| Voltage - Output 1 | 12V |
| Current - Output (Max) | 900mA |
| Power (Watts) | 11 W |
| Applications | ITE (Commercial) |
| Operating Temperature | -10°C ~ 70°C (With Derating) |
| Efficiency | 77% |
| Mounting Type | Through Hole |
| Package / Case | 5-DIP Module |
| Size / Dimension | 2.85" L x 1.26" W x 0.71" H (72.4mm x 32.0mm x 18.0mm) |
| Approval Agency | cURus |
| Line Regulation | 48mV |
| Load Regulation | 100mV |
| RoHS Status | ROHS3 Compliant |
Substitute Part Grouping Explanation
Substitution for the VAA1012 is strictly based on matching the following key parameters: output voltage (12V), output current (900mA), power rating (minimum 10W), input voltage range, package type, mounting method, and applicable compliance certifications. Devices must fulfill ITE (Commercial) application requirements and maintain comparable regulation performance, efficiency, and reliability standards.
Parameter Comparison
| Parameter | VAA1012 | TUHS10F12 |
|---|---|---|
| Manufacturer | Cosel USA, Inc. | Cosel USA, Inc. |
| Product Status | Obsolete | Active |
| Type | Open Frame | Enclosed |
| Number of Outputs | 1 | 1 |
| Voltage - Input | 85 ~ 132 VAC, 110 ~ 170 VDC | 85 ~ 264 VAC, 120 ~ 370 VDC |
| Voltage - Output 1 | 12V | 12V |
| Current - Output (Max) | 900mA | 900mA |
| Power (Watts) | 11 W | 10 W |
| Applications | ITE (Commercial) | ITE (Commercial) |
| Operating Temperature | -10°C ~ 70°C (With Derating) | -40°C ~ 85°C (With Derating) |
| Efficiency | 77% | 85% |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | 5-DIP Module | 6-DIP Module |
| Size / Dimension | 2.85" L x 1.26" W x 0.71" H (72.4mm x 32.0mm x 18.0mm) | 1.30" L x 0.86" W x 0.59" H (33.0mm x 21.8mm x 15.0mm) |
| Approval Agency | cURus | CE, cURus |
| Line Regulation | 48mV | 48mV |
| Load Regulation | 100mV | 100mV |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
Engineering Selection Recommendations
The VAA1012 is obsolete and ROHS3 compliant with cURus approval. The TUHS10F12 is an active part, also ROHS3 compliant, and holds both CE and cURus approvals. Selection of the TUHS10F12 as a substitute is supported by matching compliance certifications and relevant regulatory status. Only fields and criteria verified in provided data are considered.
Frequently Asked Questions (FAQ)
Q1: What parameters are critical when selecting a substitute for the VAA1012 AC/DC converter?
A1: Key parameters include output voltage (12V), output current (900mA), power rating (minimum 10W), input voltage range, package type, mounting method, approval agency compliance, and regulation specifications.
Q2: Is the TUHS10F12 fully compliant with the regulations and certifications required for replacing VAA1012?
A2: Both VAA1012 and TUHS10F12 are ROHS3 compliant and have cURus approval.
Q3: Are there mechanical or dimensional considerations between VAA1012 and TUHS10F12?
A3: Both are through hole mounting. Package and dimension differences are specified: VAA1012 uses a 5-DIP module, TUHS10F12 uses a 6-DIP module, and TUHS10F12 is physically smaller.
Q4: Does TUHS10F12 support the same operating conditions as VAA1012?
A4: TUHS10F12 offers a broader operating temperature range and maintains compatible electrical output characteristics.
Q5: Is pin-to-pin compatibility ensured between VAA1012 and TUHS10F12?
A5: Pin count and package style differ; both are DIP modules with through hole mounting. Direct pin compatibility must be verified based strictly on provided package data.
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