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DKA15B-12 Equivalent & Substitute Parts Reference
Part Overview
The DKA15B-12 from MEAN WELL USA Inc. is an isolated DC-DC converter module designed for ITE (Commercial) applications. It offers dual outputs (+12V and -12V) at 625mA each, with a total output power of 15W. The module features an input voltage range of 18V to 36V, OCP and SCP protection, 1 kV isolation, and is encapsulated in a 5-DIP through-hole case. The product is in active status, with an available inventory of new and original stock.
Alternative models may be necessary in scenarios requiring cross-manufacturer sourcing, supply chain assurance, or second-source qualification, especially in high-reliability and long-life applications where maintaining consistent electrical and mechanical performance is critical.
Substiute Parts
Key Parameters
| Parameter | DKA15B-12 Value |
|---|---|
| Number of Outputs | 2 |
| Voltage - Input (Min) | 18V |
| Voltage - Input (Max) | 36V |
| Voltage - Output 1 | 12V |
| Voltage - Output 2 | -12V |
| Current - Output (Max) | 625mA, 625mA |
| Power (Watts) | 15 W |
| Voltage - Isolation | 1 kV |
| Mounting Type | Through Hole |
| Package / Case | 5-DIP Module |
| Size / Dimension | 2.00" L x 1.00" W x 0.44" H (50.8mm x 25.4mm x 11.3mm) |
| Efficiency | 80% |
| Operating Temperature | -40°C ~ 71°C (With Derating) |
| Features | OCP, SCP |
| Applications | ITE (Commercial) |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Product Status | Active |
Substitute Part Grouping Explanation
Substitution is strictly based on matching the following key parameters: isolated module technology, dual outputs (12V/-12V), output current capability (625mA per output), input voltage range (18–36V), 15W output power, mounting type (through-hole), 5-DIP module package, and relevant features (OCP, SCP). Only parts matching these criteria are included. Compliance with RoHS and moisture sensitivity level must also be equivalent to ensure compatibility in the product manufacturing flow.
Parameter Comparison
| Parameter | DKA15B-12 (MEAN WELL USA Inc.) | JCK1524D12 (XP Power) |
|---|---|---|
| Type | Isolated Module | Isolated Module |
| Number of Outputs | 2 | 2 |
| Voltage - Input (Min) | 18V | 18V |
| Voltage - Input (Max) | 36V | 36V |
| Voltage - Output 1 | 12V | 12V |
| Voltage - Output 2 | -12V | -12V |
| Current - Output (Max) | 625mA, 625mA | 625mA, 625mA |
| Power (Watts) | 15 W | 15 W |
| Voltage - Isolation | 1 kV | 1.5 kV |
| Efficiency | 80% | 88% |
| Operating Temperature | -40°C ~ 71°C (With Derating) | -40°C ~ 100°C |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | 5-DIP Module | 5-DIP Module |
| Size / Dimension | 2.00" L x 1.00" W x 0.44" H (50.8mm x 25.4mm x 11.3mm) | 2.00" L x 1.00" W x 0.40" H (50.8mm x 25.4mm x 10.2mm) |
| Features | OCP, SCP | OCP, SCP, UVLO |
| Applications | ITE (Commercial) | ITE (Commercial) |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| MSL | 1 (Unlimited) | 1 (Unlimited) |
| Product Status | Active | Active |
Engineering Selection Recommendations
Select substitute DC-DC converter isolated modules based exclusively on matching electrical and mechanical key parameters, active product status, RoHS compliance, and identical moisture sensitivity classification. Both MEAN WELL DKA15B-12 and XP Power JCK1524D12 are listed as ROHS3 Compliant and hold an MSL of 1 (unlimited), confirming their suitability for standard SMT and through-hole process requirements. Both parts are in active production and available as new, original inventory. No deviation from the documented compliance or certification status is present.
Frequently Asked Questions (FAQ)
Q: Which parameters are essential for substituting DC-DC converter isolated modules like DKA15B-12?
A: The critical parameters include number of outputs, input and output voltage range, output current, total power rating, isolation voltage, mounting type, package, compliance (RoHS, MSL), and product status.
Q: Can I substitute DKA15B-12 with JCK1524D12 in the same PCB footprint?
A: Both DKA15B-12 and JCK1524D12 utilize a 5-DIP module package with similar dimensions and through-hole mounting, supporting direct PCB substitution.
Q: Are the safety and compliance statuses equivalent?
A: Both parts are ROHS3 Compliant and have an MSL rating of 1 (unlimited).
Q: Is inventory and product availability relevant for substitution?
A: Yes. Both parts are currently in active status and available as new, original stock.
Q: Does the substitute part provide the same electrical protection features?
A: Both parts feature OCP (Over Current Protection) and SCP (Short Circuit Protection), as defined in the provided input.
Q: Is derating or extended operating temperature relevant in substitution?
A: Only operating temperature ranges given in the input are considered. Both parts cover a minimum of -40°C operation as specified.
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