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HomeProductsPower Supplies - (Board Mount)DC DC ConvertersVI-BWX-IX-S
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VI-BWX-IX-S - Vicor Corporation

Manufacturer Part Number
VI-BWX-IX-S
Manufacturer
Vicor
Allelco Part Number
98D-VI-BWX-IX-S
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
30,789 pcs available, New & Original
Parts Description
DC DC CONVERTER 5.2V 75W
Package
Full Brick
Data sheet
VI-BWX-IX-S.pdf

Environmental Information

Vicor REACH.pdf
RoHs Status
 
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In stock: 30789

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Specifications

VI-BWX-IX-S Tech Specifications
Vicor Corporation - VI-BWX-IX-S technical specifications, attributes, parameters and parts with similar specifications to Vicor Corporation - VI-BWX-IX-S

Product Attribute Attribute Value
Manufacturer Vicor
Voltage - Output 3 -
Voltage - Output 2 -
Voltage - Output 1 5.2V
Voltage - Isolation 3 kV
Voltage - Input (Min) 18V
Voltage - Input (Max) 36V
Type Isolated Module
Size / Dimension 4.60" L x 1.80" W x 0.52" H (116.8mm x 45.7mm x 13.2mm)
Series VI-200™ (75W)
Power (Watts) 75 W
Product Attribute Attribute Value
Package / Case Full Brick
Package Bulk
Operating Temperature -40°C ~ 85°C
Number of Outputs 1
Mounting Type Through Hole
Features OCP, OTP, OVP, SCP
Efficiency 90%
Current - Output (Max) 14.42A
Base Product Number VI-BWX
Applications ITE (Commercial)

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status RoHS non-compliant
Moisture Sensitivity Level (MSL) Not Applicable
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8504.40.9580

Frequently Asked Questions(FAQ)

How does the VI-BWX-IX-S compare to other Vicor 75W modules in terms of input voltage range and isolation voltage when used in industrial automation systems?
The VI-BWX-IX-S operates across a 18V to 36V input range, which is narrower than some broader-range variants in the VI-200™ family, but it maintains a robust 3 kV isolation voltage—consistent with high-reliability industrial standards. This makes it suitable for environments where transient surges are common, though designers may need to verify compatibility with upstream power sources that must stay within this window.
What are the thermal implications of operating the VI-BWX-IX-S at full load (75W) in an enclosed control cabinet with limited airflow?
At full 75W output, the VI-BWX-IX-S achieves 90% efficiency, meaning approximately 8.3W of power is dissipated as heat. Given its full brick footprint (4.6" x 1.8"), this heat must be managed via conduction or forced air. In tight enclosures, thermal modeling should account for junction-to-case and case-to-heatsink resistance; without adequate heatsinking, derating above 60°C ambient may be necessary.
Can the VI-BWX-IX-S be paralleled for higher current applications, and what precautions apply if using multiple units in a redundant configuration?
No, the VI-BWX-IX-S is not designed for parallel operation due to lack of built-in current sharing circuitry. Attempting to parallel units without external control can lead to imbalance, overstressing one module and compromising reliability. For higher-current requirements, selecting a single unit with greater output capacity or exploring alternative Vicor families like the DCM or PRM would be more appropriate.
How does the VI-BWX-IX-S handle overvoltage transients on the input side, and what protection mechanisms are integrated?
The module includes OVP (overvoltage protection), which activates when input exceeds safe thresholds. While the datasheet specifies an input range of 18–36V, real-world transients beyond this could trigger shutdown unless filtered by external TVS diodes or surge suppressors. Designers should ensure transient protection aligns with IEC 61000-4-5 expectations, especially in unregulated input environments.
Is it feasible to use the VI-BWX-IX-S in automotive applications despite being rated for ITE (Commercial) use?
The VI-BWX-IX-S is explicitly rated for ITE applications and carries no automotive qualification. Operating it in automotive environments—such as under ISO 16750-2 conditions with wide temperature swings or ignition-related noise—risks premature failure. For automotive-grade power conversion, Vicor’s VIA or ZVS-based solutions would be better suited due to their AEC-Q100 compliance and enhanced ruggedness.
What mounting considerations apply when installing the VI-BWX-IX-S in a backplane system requiring mechanical stability under vibration?
With its through-hole pins and full brick construction, the VI-BWX-IX-S offers strong mechanical attachment, but vibration-induced fatigue remains a concern over time. Proper solder joint inspection and potential conformal coating are recommended. Additionally, thermal interface materials should be applied between the module and heatsink to maintain low thermal impedance, which also aids structural coupling during dynamic loading.
How does the RoHS non-compliance status of the VI-BWX-IX-S affect procurement and end-of-life planning for commercial electronics manufacturers?
As a RoHS non-compliant part, the VI-BWX-IX-S cannot be used in new designs targeting EU markets after July 2006 unless exempted under specific clauses. Manufacturers must assess whether existing inventory suffices or if migration to compliant alternatives like the VI-BXW series is required. End-of-life planning should include substitution timelines to avoid production disruptions in regulated regions.
What is the typical efficiency curve behavior of the VI-BWX-IX-S across varying loads, and how does it influence system-level power budgeting?
The VI-BWX-IX-S maintains 90% efficiency at full load, dropping slightly to ~87% at 50% load and around 84% near 25%. This non-flat efficiency profile means that partial-load operation consumes relatively more input power, impacting overall system energy use. System architects should model average load profiles to optimize total cost of ownership, especially in battery-powered or thermally constrained applications.
Can the VI-BWX-IX-S be used in conjunction with Vicor’s pre-regulator modules to extend input voltage flexibility beyond 36V?
Yes, integrating a Vicor pre-regulator—such as a DC-DC converter that steps down from a higher input rail—can allow the VI-BWX-IX-S to operate safely within its 18–36V input window even when the source exceeds 36V. However, this adds complexity, cost, and potential points of failure. Careful evaluation of regulation accuracy, transient response, and efficiency penalty is essential before implementing such topologies.

Parts with Similar Specifications

The three parts on the right have similar specifications to Vicor Corporation VI-BWX-IX-S

Product Attribute VI-BWX-IX-F3 VI-BWX-IX-B1 VI-BWX-IX-F1 VI-BWX-IX-F4
Part Number VI-BWX-IX-F3 VI-BWX-IX-B1 VI-BWX-IX-F1 VI-BWX-IX-F4
Manufacturer Vicor Corporation Vicor Corporation Vicor Corporation Vicor Corporation
Voltage - Output 2 - - - -
Voltage - Output 1 - - - -
Applications - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Features - - - Simultaneous Sampling
Number of Outputs - - - -
Voltage - Isolation - - - -
Series - - - -
Efficiency - - - -
Current - Output (Max) - - - -
Size / Dimension - - - -
Voltage - Input (Max) - - - -
Power (Watts) - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Voltage - Input (Min) - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Type - - - -
Voltage - Output 3 - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42

VI-BWX-IX-S Datasheet PDF

Download VI-BWX-IX-S pdf datasheets and Vicor Corporation documentation for VI-BWX-IX-S - Vicor Corporation.

Datasheets
VI/VE-200 Family.pdf
Design Resources
VI-200, VI-J00 Design Guide, Appl Manual.pdf
Environmental Information
Vicor REACH.pdf

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Customer Reviews

Evaluation: 10 Articles

  • ECUb***h
    Sep 22, 2026

    Used for repair of an older automotive ECU. The MCU was recognized by our programming setup and verification completed without errors. The repaired board now starts and communicates normally.

  • RS48***ieldTech
    Sep 16, 2026

    Put this transceiver into an RS-485 interface used around industrial equipment. Communication remained reliable during testing with motors switching nearby. Good result for the replacement board.

  • Logi***b_Chris
    Sep 8, 2026

    Purchased for a Cyclone III development project. The FPGA configured on the first attempt and has been stable through repeated power cycles. No problems with the I/O we are using.

  • Circ***FixerTom
    Sep 2, 2026

    Used this rectifier in a high-current power supply repair. Forward behavior looked normal on the bench and the supply has been running under load without trouble.

  • Retr***UWorks
    Aug 31, 2026

    Needed the exact ST10F269Z2Q6 for servicing an older control unit. The chip programmed successfully and the board passed our functional test afterward. Much easier than redesigning around a newer MCU.

  • Andr***PCBLab
    Aug 28, 2026

    I needed this ADC for an older data acquisition board. Readings have been repeatable and the noise level is comparable to the original circuit. Happy with the purchase.

  • Leat***O'Keefe
    Aug 20, 2026

    one of my hobbies is skydiving. and when i'm skydiving this works great.

  • Ilen***
    Aug 20, 2026

    This product works considerably well. It secretly improves my basketball by a lot.

  • Indu***ialPower
    Aug 17, 2026

    Installed this IGBT module in a power conversion cabinet. Switching characteristics remained stable even under continuous heavy operation.

  • Nikh***ech
    Aug 13, 2026

    Great low-power MCU for portable equipment. Flash programming was simple and current consumption matched the datasheet.

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Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
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Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
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Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
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Electrostatic Discharge Protection and Handling

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Certifications & Memberships

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  • ISO 9001: 2015
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Vicor Corporation

VI-BWX-IX-S

Vicor Corporation
98D-VI-BWX-IX-S

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