KBPC8005PBF Vishay Bridge Rectifier (Other) In Stock
Vishay KBPC8005PBF is a silicon bridge rectifier diode rated at 8 A forward current and 50 V reverse voltage. Features 1 V maximum forward voltage drop and isolated case configuration for safe mounting. Available from stock with worldwide shipping.
- Manufacturer
- Vishay
- Package
- Other
- Pin Count
- 4
- Lifecycle
- ACTIVE
- Datasheet
- KBPC8005PBF Datasheet PDF
- Category
- Bridge Rectifier
- Temp Range
- -55.0°C to 150.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 8 A average forward current capacity for medium-power rectification
- 50 V peak inverse voltage rating in a 4-element bridge configuration
- Low 1 V maximum forward voltage drop minimizes power loss
- Isolated case construction enables safe chassis mounting without insulating hardware
- RoHS compliant Pb-free silicon construction for global regulatory compliance
Applications
The KBPC8005PBF is designed for AC-to-DC power conversion in linear power supplies, battery chargers, and motor drive circuits requiring up to 8 A output current. Its 50 V reverse voltage rating and isolated case make it suitable for low-voltage industrial power supplies and appliance power adapters. This bridge rectifier is commonly used in welding equipment, UPS systems, and general-purpose DC power conversion circuits.
Specifications
| Pbfree Code | Yes |
| Factory Lead Time | 111Weeks |
| YTEOL | 6.85 |
| Additional Feature | LEAKAGE CURRENT IS NOT AT 25 DEG C |
| Case Connection | ISOLATED |
| Configuration | BRIDGE, 4 ELEMENTS |
| Diode Element Material | SILICON |
| Diode Type | BRIDGE RECTIFIER DIODE |
| Forward Voltage-Max (VF) | 1V |
| JESD-30 Code | S-PUFM-W4 |
| Non-rep Pk Forward Current-Max | 137A |
| Number of Elements | 4 |
| Number of Phases | 1 |
| Output Current-Max | 8A |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | SQUARE |
| Package Style | FLANGE MOUNT |
| Qualification Status | Not Qualified |
| Rep Pk Reverse Voltage-Max | 50V |
| Surface Mount | NO |
| Terminal Finish | NICKEL |
| Terminal Form | WIRE |
| Terminal Position | UPPER |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8541.10.00.80 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What current and voltage ratings define the KBPC8005PBF's operating envelope for power supply designs?
The KBPC8005PBF is rated for 8 A average forward current and 50 V peak inverse voltage, with a maximum forward voltage drop of 1 V per diode element. These ratings make it suitable for single-phase AC-to-DC rectification in power supplies and battery chargers operating from low AC line voltages.
How does the isolated case of the KBPC8005PBF simplify heat sink mounting in power supply assemblies?
The KBPC8005PBF features an isolated case connection, meaning the metal mounting tab is electrically isolated from the internal diode junctions. This allows direct mounting to a grounded metal chassis or heat sink without an insulating mica pad, reducing thermal resistance and simplifying the mechanical assembly of power supply enclosures.
For which applications is the KBPC8005PBF a suitable alternative to discrete diode bridge circuits?
The KBPC8005PBF replaces four discrete rectifier diodes wired in a bridge configuration, providing a compact 4-element bridge in a single KBPC package. At 8 A and 50 V, it fits battery chargers for 12 V to 36 V lead-acid or lithium battery banks, low-power linear regulators, and small motor drive rectifier stages where board space savings are important.
What is the forward voltage loss across the KBPC8005PBF at full rated current, and how does it affect efficiency?
At 8 A forward current, the KBPC8005PBF exhibits up to 1 V forward voltage drop per diode element, with two elements conducting simultaneously in a bridge topology. This results in up to 2 V total forward drop, dissipating up to 16 W at full load, which designers must account for in heat sink thermal calculations for reliable operation.
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About Vishay
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