V24C12M50BN: Vicor 24V to 12V 50W DC-DC Converter Sourcing Guide
Table of Contents
- What the V24C12M50BN Part Number Defines
- Electrical and Mechanical Checks Before Sourcing
- Procurement Documentation and Counterfeit Risk Control
- Placing the V24C12M50BN in a Mixed Hi-Rel BOM
- Getting a Reliable Quote for V24C12M50BN
- FAQ
- Is the V24C12M50BN interchangeable with the V24C12M100B?
- What does the BN package suffix mean?
- Can the module support short-term overload above 50 W?
- What documents should I request with the V24C12M50BN?
- Is the V24C12M50BN a military-screened part?
The V24C12M50BN is a Vicor DC-DC converter configured for a nominal 24 V input, a 12 V output, and a 50 W power rating in the BN package. For procurement engineers and defense electronics teams, the part number is the entry point to a sourcing decision, not a qualification by itself. A reliable buy depends on confirming the exact package, electrical operating range, lot traceability, and the documentation required by the program before the module is committed to a design.
What the V24C12M50BN Part Number Defines
The part number carries the main electrical identity of the module. The V24 prefix indicates a 24 V nominal input, while the 12 identifies the 12 V output rail. The 50 W rating translates to approximately 4.17 A at full load on the 12 V output, which is a useful check when comparing the module against downstream load requirements.
The BN suffix identifies a specific package form factor. That package suffix matters because Vicor modules with the same input, output, and power rating can exist in different mechanical outlines with different pinouts, mounting provisions, and thermal paths. A module that is electrically similar but mechanically different is not automatically a drop-in replacement. The remaining characters in the part number should be confirmed against the manufacturer’s official part-number decoder and the specific datasheet for this package rather than assumed from other Vicor families.
For buyers, this means the part number should be treated as a precise screening key. It identifies which electrical and mechanical variant is being requested. It does not by itself confirm the lot history, storage conditions, handling quality, or the screening level needed for a mission-critical application.
Electrical and Mechanical Checks Before Sourcing
The following checks help separate an accurate quote from a generic part-number match.
| Parameter | What to confirm | Why it matters |
|---|---|---|
| Input voltage | 24 V nominal and the full low-line and high-line operating range from the manufacturer datasheet | Prevents startup failure, shutdown, or damage under real bus conditions |
| Output voltage | 12 V DC at the specified load and regulation window | Confirms compatibility with downstream regulators or circuits |
| Output power | 50 W rating and the resulting full-load current of about 4.17 A | Avoids thermal overload and incorrect substitution with a higher-power module |
| Package suffix | BN package outline, pinout, mounting, and thermal interface | Prevents a mechanically incompatible part from entering the BOM |
| Marking and date code | Manufacturer marking, lot code, date code, and package condition | Supports traceability, shelf-life review, and counterfeit screening |
| Documentation | Certificate of conformance, test data, and origin or chain of custody as applicable | Gives the buyer objective evidence for acceptance and audit |
Thermal derating is also part of the electrical review. A 50 W module should not be treated as able to sustain full load at every ambient condition, airflow level, or mounting arrangement. The actual usable power depends on the application’s thermal environment, and that information must come from the manufacturer derating curves rather than from the part number alone.
Procurement Documentation and Counterfeit Risk Control
For high-reliability use, documentation is not a formality. It is the evidence that the purchased module is what the part number says it is. The most useful procurement package includes a certificate of conformance tied to the specific order, lot or date code information, and packaging that is consistent with the manufacturer’s format.
Visual inspection should confirm that the markings are clear and consistent with the expected package. If the application requires additional processing such as MIL-STD-883 screening or other environmental testing, the buyer should ask for the applicable test records. The request should be specific: which tests were performed, which acceptance criteria applied, and which lot the results cover. This prevents a general statement of compliance from being mistaken for application-specific qualification.
Part-number identity is only a screening step. It does not prove that the module was stored correctly or that the lot meets the reliability requirements of a particular defense program. Where the program requires full traceability, the supplier should be able to identify the source of supply and provide the relevant chain of custody information without obscuring the commercial origin.
Placing the V24C12M50BN in a Mixed Hi-Rel BOM
In many defense electronics systems, a 12 V rail operates as an intermediate bus that feeds downstream point-of-load regulators for FPGAs, DSPs, ADCs, and other processing functions. That makes the V24C12M50BN part of a larger bill of materials rather than an isolated power line item. Reviewing the power module together with the logic and memory components helps keep package, speed grade, and documentation records consistent across the procurement.
Sparkle Electronics often handles these mixed BOM requirements by reviewing the power module together with companion FPGA and logic devices so that the part numbers, package choices, and required documentation align before the RFQ is finalized. Typical companion logic includes the Actel A1020B-PG84B, APA1000-CQ208B, A3PE3000L-1FGG896I, A2F500M3G-FGG484I, and AX1000-CQ352M. Confirming their package and speed grade at the same RFQ stage avoids a later pin-out or configuration mismatch.
Getting a Reliable Quote for V24C12M50BN
The most useful RFQ does more than list a part number. Include the exact V24C12M50BN package suffix, the input voltage range, the required output voltage and load current, the operating environment, any screening or test requirements, and the documentation your program expects. If the application must meet a defense or aerospace standard, state that requirement in the RFQ so the supplier can confirm whether the offered lot and documentation path are appropriate.
Email Sparkle Electronics at xuansc2144@gmail.com with the V24C12M50BN line item and the required qualification documents. A technically reviewed quote should confirm the package, the electrical ratings, and the evidence available for traceability before you commit the part to a production or repair BOM.
FAQ
Is the V24C12M50BN interchangeable with the V24C12M100B?
They are not automatically interchangeable. The V24C12M100B is a 100 W module, while the V24C12M50BN is rated for 50 W. Package style, pinout, and thermal characteristics may also differ. Treat them as separate parts until the datasheets and mechanical drawings confirm equivalence.
What does the BN package suffix mean?
It identifies the package style for this Vicor module. The exact dimensions, pinout, mounting, and thermal requirements are defined by the manufacturer datasheet for the BN outline. Do not assume it is interchangeable with BL, BG, or other package suffixes without mechanical confirmation.
Can the module support short-term overload above 50 W?
The 50 W rating is the manufacturer power level for this part, not a routine overload threshold. Operation above the rated power depends on thermal conditions, protection behavior, and duty cycle, and it should only be evaluated using the manufacturer derating and application guidance. The part number alone does not authorize overload use.
What documents should I request with the V24C12M50BN?
Request a certificate of conformance tied to the specific lot, lot or date code information, test data where applicable, and chain of custody evidence if the program requires traceability. If the application needs additional screening, ask for the records showing which tests were performed and which acceptance criteria applied.
Is the V24C12M50BN a military-screened part?
The part number identifies the electrical and package configuration. Screening status is established by the manufacturer part designation, order options, and the accompanying test documentation, not by the part number alone. Confirm the exact grade and available records with the supplier before relying on it for a military application.
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