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Equivalent & Substitute Parts Reference for DKA30A-15
Part Overview
DKA30A-15, by MEAN WELL USA Inc., is an active, ROHS3 compliant, isolated DC-DC converter designed for ITE (Commercial) applications. It provides dual output voltages of +15V and -15V at up to 1A each, with a maximum power delivery of 30W and 1kV isolation voltage. The device features remote On/Off, OCP, and SCP protections and is available in an 8-DIP Module, through-hole package. Alternative models are sought to ensure supply chain flexibility, compliance with technical standards, or maintenance when the primary part is unavailable.
Substiute Parts
Key Parameters
| Parameter | DKA30A-15 |
|---|---|
| Manufacturer Part Number | DKA30A-15 |
| Manufacturer | MEAN WELL USA Inc. |
| Description | DC DC CONVERTER +/-15V 30W |
| Series | DKA30 (30W) |
| Product Status | Active |
| Type | Isolated Module |
| Number of Outputs | 2 |
| Voltage - Input (Min) | 9V |
| Voltage - Input (Max) | 18V |
| Voltage - Output 1 | 15V |
| Voltage - Output 2 | -15V |
| Current - Output (Max) | 1A, 1A |
| Power (Watts) | 30W |
| Voltage - Isolation | 1 kV |
| Features | Remote On/Off, OCP, SCP |
| Operating Temperature | -40°C ~ 85°C (With Derating) |
| Efficiency | 80% |
| Mounting Type | Through Hole |
| Package / Case | 8-DIP Module |
| Size / Dimension | 2.00" L x 2.00" W x 0.83" H (50.8mm x 50.8mm x 21.0mm) |
| RoHS Status | ROHS3 Compliant |
| MSL | 1 (Unlimited) |
| REACH Status | REACH Unaffected |
Substitute Part Grouping Explanation
Substitute parts for the DKA30A-15 isolated DC-DC converter are selected strictly based on the following parameters from the product category:
- Input voltage range (must include 9V–18V)
- Output voltage configuration (+15V and -15V, dual output)
- Output current rating (must match or exceed 1A per output)
- Rated power (must match or exceed 30W)
- Package / Mechanical dimensions (8-DIP Module, through-hole mounting, compatible size)
- Isolation voltage (equal or greater)
- Compliance (RoHS3, REACH)
- Product status (Active)
- Standard features (Remote On/Off, OCP, SCP or compatible protection)
Only models meeting these criteria are considered substitutes.
Parameter Comparison
| Parameter | DKA30A-15 (MEAN WELL USA Inc.) |
RP40-2415DGW (Recom Power) |
|---|---|---|
| Description | DC DC CONVERTER +/-15V 30W | DC DC CONVERTER +/-15V 40W |
| Product Status | Active | Active |
| Type | Isolated Module | Isolated Module |
| Number of Outputs | 2 | 2 |
| Voltage - Input (Min) | 9V | 9V |
| Voltage - Input (Max) | 18V | 36V |
| Voltage - Output 1 | 15V | 15V |
| Voltage - Output 2 | -15V | -15V |
| Current - Output (Max) | 1A, 1A | 1.33A, 1.33A |
| Power (Watts) | 30W | 40W |
| Voltage - Isolation | 1 kV | 1.6 kV |
| Features | Remote On/Off, OCP, SCP | Remote On/Off, OCP, OTP, OVP, SCP, UVLO |
| Operating Temperature | -40°C ~ 85°C (With Derating) | -40°C ~ 55°C |
| Efficiency | 80% | 86% |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | 8-DIP Module | 8-DIP Module |
| Size / Dimension | 2.00" L x 2.00" W x 0.83" H | 2.00" L x 2.00" W x 0.40" H |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| MSL | 1 (Unlimited) | 1 (Unlimited) |
| REACH Status | REACH Unaffected | REACH Unaffected |
Engineering Selection Recommendations
When selecting substitute DC-DC converters for DKA30A-15, use only models that are in active production status and meet industry compliance standards such as RoHS3 and REACH. The substitute RP40-2415DGW from Recom Power fulfills these requirements and is available in tube packaging with identical through-hole, 8-DIP Module housing. Engineering teams must validate inventory and certification status according to sourcing needs.
Frequently Asked Questions (FAQ)
Q1: What electrical parameters determine a valid substitute for DKA30A-15?
Only input voltage range, output voltage configuration, output current ratings, maximum power, isolation voltage, and feature set are used for substitution.
Q2: Does mechanical compatibility affect substitution?
Yes, substitute parts must share mounting type, package/case (8-DIP Module), and comparable mechanical dimensions for direct replacement.
Q3: Are there compliance considerations in part substitution?
Substitute parts must provide equivalent RoHS and REACH status and moisture sensitivity ratings.
Q4: How do operating temperature ranges impact selection?
Only specified operating temperature ranges in the provided parameters are considered; no extrapolation is performed beyond these values.
Q5: Why are only certain features listed under substitution criteria?
Features are limited to those provided in the input, such as Remote On/Off, OCP, and SCP, for direct comparison. Additional features on the substitute part do not affect substitution eligibility unless specified.
Q6: Can substitute parts offer higher power or wider input ranges?
Substitute parts can offer greater maximum power and a broader input voltage range, provided they encompass all values required by the main part.
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