Vishay General Semiconductor - Diodes Division VS-KBPC6005PBF
- Part No.:
- VS-KBPC6005PBF
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- Bridge Rectifiers
- Package:
- 4-Square, D-72
- Datasheet:
-
VS-KBPC6005PBF.pdf
- Description:
- BRIDGE RECT 1PHASE 50V 6A D-72
- Quantity:
- Payment:

- Shipping:

Inventory:12
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Product details
Overview
VS-KBPC6005PBF from Vishay Semiconductors is a single-phase silicon bridge rectifier with 6 A average output current (IO), 50 V maximum repetitive peak reverse voltage (VRRM), and D-72 package. It delivers high surge current capability (125 A IFSM at 60 Hz) for AC-to-DC conversion in industrial power supplies and consumer electronics with resistive or inductive loads.
For engineers reviewing the VS-KBPC6005PBF datasheet, VS-KBPC6005PBF pinout, VS-KBPC6005PBF application, or VS-KBPC6005PBF equivalent, key selection criteria include its 6 A IO rating at TC = 50 °C, 50 V VRRM, 1.2 V typical peak forward voltage per diode at IFM = 3 A, -40 °C to +150 °C operating temperature range, and D-72 mechanical outline compatibility with PCB or chassis mounting.
Technical Context
The VS-KBPC6005PBF integrates four silicon junction diodes in a full-wave bridge configuration optimized for single-phase AC line rectification. Its thermal design supports 6 A DC output under resistive/inductive load at 50 °C case temperature, with surge robustness validated at 137 A (60 Hz, 16.7 ms) and I²t fusing capability of 71 A²s.
It operates across 40–1000 Hz input frequency and maintains low leakage (10 μA at 25 °C, 1.0 mA at 150 °C) under full VRRM bias. The device is rated for continuous operation from -40 °C to +150 °C junction temperature, with no specified RthJC value but confirmed 6 g mass and D-72 footprint per Vishay Doc. 95250.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| IO(AV) | 6.0 A at TC = 50 °C, resistive/inductive load - defines maximum continuous DC output current under standard thermal conditions |
| VRRM | 50 V - maximum repetitive peak reverse voltage each diode withstands without breakdown |
| IFSM | 137 A at 60 Hz, 16.7 ms - non-repetitive surge current handling for short-duration line transients |
| VFM | 1.2 V at IFM = 3 A, TJ = 25 °C - forward voltage drop per diode, directly impacts conduction loss and thermal rise |
| TJ Range | -40 °C to +150 °C - operational junction temperature window enabling use in harsh ambient environments |
| I²t | 71 A²s at 60 Hz, 8.3 ms - fusing energy threshold used for coordination with upstream overcurrent protection |
Pinout & Package
D-72 package: 4-terminal molded plastic case with solderable leads, 25.4 mm minimum length, 15.7 mm width, 10.0 mm height, 6 g mass. Designed for through-hole PCB mounting or chassis mounting with heatsinking via case surface.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| ~ (AC1) | AC input terminal 1 | One leg of AC input; connected internally to anode of D1 and cathode of D2 |
| ~ (AC2) | AC input terminal 2 | Second leg of AC input; connected internally to cathode of D1 and anode of D2 |
| + (DC+) | Positive DC output | Common cathode node of D1 and D3; delivers rectified positive voltage |
| - (DC-) | Negative DC output | Common anode node of D2 and D4; serves as return path for DC load current |
Key Features
| Feature | Design Value |
|---|---|
| High surge current capability | 137 A peak (60 Hz, 16.7 ms) enables reliable operation during AC line turn-on surges and motor start-up events |
| Compact D-72 package | Standardized 4-terminal outline with 25.4 mm × 15.7 mm footprint supports automated assembly and space-constrained designs |
| Wide operating temperature | -40 °C to +150 °C junction range allows deployment in industrial enclosures and unventilated consumer appliances |
| Low forward voltage | 1.2 V per diode at 3 A reduces conduction losses and eases thermal management versus higher-VF alternatives |
Applications
| Industrial Power Supplies | Consumer Audio Amplifiers |
|---|---|
Use Scenario: AC mains rectification in 24 V/5 A regulated switch-mode power supplies for PLC I/O modules. IC Role / Device Role / Timing Role: Single-phase bridge rectifier converting 230 VAC input to unregulated DC bus prior to PFC and DC-DC stages. Use Value: 6 A IO rating ensures margin for transient loads; 137 A IFSM handles inrush into bulk capacitors without failure. | Use Scenario: Mains rectification in Class AB stereo amplifiers with dual-rail ±35 V DC supplies. IC Role / Device Role / Timing Role: Full-wave bridge providing symmetrical positive/negative DC rails from center-tapped transformer secondary. Use Value: Low 1.2 V VFM minimizes heat generation near sensitive analog circuitry; D-72 package allows direct bolt-down heatsinking. |
| AC Motor Control Boards | LED Driver Input Stages |
Use Scenario: Rectification stage in 120 VAC fan speed controllers using TRIAC-based phase-cut dimming. IC Role / Device Role / Timing Role: Converts AC line to DC for control logic supply and zero-crossing detection circuitry. Use Value: 50 V VRRM matches 120 VAC RMS (170 V peak); 150 °C max TJ supports operation inside sealed motor housings. | Use Scenario: Input rectification in constant-current LED drivers powering streetlight arrays from 230 VAC mains. IC Role / Device Role / Timing Role: Provides unregulated DC bus feeding buck converter stage regulating LED string current. Use Value: 71 A²s I²t rating coordinates with 10 A slow-blow fuse; 10 μA IRM at 25 °C ensures minimal standby leakage. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar bridge rectifier applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| GBU6K | Same 6 A IO and 600 V VRRM, but GBU package (larger, 22.5 mm × 18.5 mm) and higher VFM (1.1 V typ. at 3 A) | Preferred where higher VRRM margin is required; less suitable for 50 V–100 V AC inputs due to over-spec'd voltage rating | Select GBU6K only if system requires ≥600 V VRRM or legacy GBU footprint compatibility |
| KBPC6005 | Identical electrical specs and D-72 package; differs only in RoHS compliance status (VS-KBPC6005PBF is lead-free, KBPC6005 is standard finish) | No functional difference; KBPC6005 may be used where Pb-containing terminations are acceptable per local regulations | Choose VS-KBPC6005PBF for RoHS-compliant production; KBPC6005 for cost-sensitive legacy builds with Pb exemption |
Compared with GBU6K and KBPC6005, the VS-KBPC6005PBF offers optimal balance of 50 V VRRM precision, RoHS compliance, and D-72 footprint efficiency-making it ideal for cost-sensitive, space-constrained 120 VAC and 230 VAC input rectification where exact voltage rating alignment matters.
Availability
VS-KBPC6005PBF is available at Aetrix Electronics and suitable for industrial power supplies, consumer audio amplifiers, AC motor control boards, and LED driver input stages requiring stable component supply and consistent RoHS-compliant sourcing.
Supply support for VS-KBPC6005PBF includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Vishay Semiconductors is a global leader in discrete semiconductors, specializing in diodes, MOSFETs, optoelectronics, and passive components with emphasis on reliability and power efficiency.
The VS-KBPC6 series belongs to Vishay's general-purpose silicon bridge rectifier product line, engineered for cost-effective, high-surge-capability AC/DC conversion in industrial, consumer, and lighting applications.
FAQ
What is the maximum average output current rating for VS-KBPC6005PBF?
The VS-KBPC6005PBF is rated for 6.0 A average DC output current (IO) when operated at a case temperature of 50 °C with resistive or inductive loads. This rating drops to 4.7 A under capacitive load conditions at the same temperature, reflecting higher RMS current stress in such configurations. Derating curves in Vishay Doc. 93585 confirm usable output down to ~3.5 A at 100 °C case temperature.
Does VS-KBPC6005PBF support 230 VAC input applications?
No, the VS-KBPC6005PBF has a 50 V maximum repetitive peak reverse voltage (VRRM), making it unsuitable for 230 VAC input (which produces ~325 V peak). It is designed for low-voltage AC inputs such as 12 VAC, 24 VAC, or 120 VAC (170 V peak) with appropriate derating. For 230 VAC, VS-KBPC604 (400 V VRRM) or VS-KBPC606 (600 V VRRM) are appropriate alternatives.
What is the thermal resistance (RthJC) of VS-KBPC6005PBF?
Vishay does not publish a specified thermal resistance (RthJC) value for the VS-KBPC6005PBF in Doc. 93585 or Doc. 95250. Thermal performance is instead characterized by derating curves showing allowable IO versus case temperature. Designers must rely on empirical heatsinking or chassis-mount thermal paths, as the D-72 package relies on case-to-heatsink conduction rather than a defined junction-to-case metric.
Is VS-KBPC6005PBF RoHS compliant and lead-free?
Yes, the "PBF" suffix in VS-KBPC6005PBF explicitly denotes lead-free (Pb-free) and RoHS-compliant construction per Vishay's material categorization standards. This distinguishes it from the non-suffixed KBPC6005 variant, which uses standard tin-lead termination. Compliance is verified per Vishay Doc. 99912 and aligns with EU RoHS Directive 2011/65/EU.
What is the peak forward voltage per diode for VS-KBPC6005PBF?
The VS-KBPC6005PBF exhibits a typical peak forward voltage (VFM) of 1.2 V per diode at IFM = 3 A and TJ = 25 °C. This value increases with temperature and current - reaching approximately 1.4 V at 150 °C junction temperature - and directly determines conduction loss (Pcond ≈ 4 × VFM × IO) in full-bridge operation.
VS-KBPC6005PBF Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Series:
- VS-KBPC6
- Package/Case:
- 4-Square, D-72
- Packaging:
- Bulk
- Product Status:
- Active
- Diode Type:
- Single Phase
- Technology:
- Standard
- Voltage - Peak Reverse (Max):
- 50 V
- Current - Average Rectified (Io):
- 6 A
- Voltage - Forward (Vf) (Max) @ If:
- 1.2 V @ 3 A
- Current - Reverse Leakage @ Vr:
- 10 µA @ 50 V
- Operating Temperature:
- -40°C ~ 150°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Through Hole
- Supplier Device Package:
- D-72
VS-KBPC6005PBF FAQ
1.How can I place an order for VS-KBPC6005PBF through Aetrix?
Please submit a Request for Quotation (RFQ) for VS-KBPC6005PBF on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for VS-KBPC6005PBF reliable?
The price and inventory of VS-KBPC6005PBF are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for VS-KBPC6005PBF is usually 5 days.
3.What payment methods are accepted for VS-KBPC6005PBF?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for VS-KBPC6005PBF transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for VS-KBPC6005PBF?
VS-KBPC6005PBF orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your VS-KBPC6005PBF order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for VS-KBPC6005PBF?
For technical support, including VS-KBPC6005PBF datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your VS-KBPC6005PBF requirements.
6.How does Aetrix verify that VS-KBPC6005PBF is sourced from the original manufacturer or authorized distributors?
All VS-KBPC6005PBF products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that VS-KBPC6005PBF meets industry standards.
7.What is the process for return or replacement of VS-KBPC6005PBF?
All VS-KBPC6005PBF units undergo pre-shipment inspection (PSI). If there is an issue with VS-KBPC6005PBF, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The VS-KBPC6005PBF part is unused and in its original packaging.
Return procedure for VS-KBPC6005PBF:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
VS-KBPC6005PBF Tags

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Diodes Incorporated

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Bourns Inc.

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Infineon Technologies

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Diodes Incorporated

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Diodes Incorporated

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Diodes Incorporated
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