Vishay General Semiconductor - Diodes Division GBPC1508-E4/51
- Part No.:
- GBPC1508-E4/51
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- Bridge Rectifiers
- Package:
- 4-Square, GBPC
- Datasheet:
-
GBPC1508-E4/51.pdf
- Description:
- BRIDGE RECT 1PHASE 800V 15A GBPC
- Quantity:
- Payment:

- Shipping:

Inventory:91
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Product details
Overview
GBPC1508-E4/51 from Vishay General Semiconductor is a glass passivated single-phase bridge rectifier rated for 15 A average forward current, 800 V maximum repetitive peak reverse voltage (VRRM), and 300 A non-repetitive peak forward surge current (IFSM). It features low forward voltage drop (1.1 V at 7.5 A), 5 μA reverse leakage at 25 °C, and operates up to 150 °C junction temperature. It is used in AC/DC full-wave rectification for industrial power supplies and home appliance mains input stages.
For engineers reviewing the GBPC1508-E4/51 datasheet, GBPC1508-E4/51 pinout, GBPC1508-E4/51 application, or GBPC1508-E4/51 equivalent, key selection criteria include VRRM rating, thermal resistance (1.9 °C/W junction-to-case), mounting compatibility with #10 screw heatsink interface, and RoHS-compliant commercial-grade construction per E4 suffix.
Technical Context
This device implements a quad-diode configuration in a single-phase bridge topology, delivering full-wave rectification without external diode pairing. Its glass passivation ensures stable reverse blocking performance under humid or contaminated environments, and its universal 3-way terminals support snap-on, wire wrap-around, or PCB mounting.
The GBPC1508-E4/51 is thermally optimized for bolt-down heatsink use with silicone thermal compound (RθJC = 1.9 °C/W), and meets UL 94 V-0 flammability requirements with nickel-plated faston lugs. Its 2500 V RMS isolation voltage supports reinforced insulation in Class II power systems.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VRRM | 800 V - Withstands peak reverse voltage in 60 Hz AC line applications up to 560 V RMS. |
| IF(AV) | 15 A - Sustains continuous average forward output current with appropriate heatsinking. |
| IFSM | 300 A - Handles single half-cycle surges (e.g., cold-start inductive loads) without fusing. |
| VF @ IF | 1.1 V at 7.5 A - Low conduction loss enables efficient power conversion at rated load. |
| IR | 5 μA at 25 °C - Minimal reverse leakage preserves efficiency in high-impedance bias networks. |
| TJ max. | 150 °C - Enables operation in enclosed industrial enclosures without forced air cooling. |
| RθJC | 1.9 °C/W - Requires heatsink interface with ≤ 1.9 °C/W thermal resistance to maintain safe junction temp. |
Pinout & Package
Package: GBPC - molded plastic case with integrated faston lugs, UL 94 V-0 rated, designed for bolt-down mounting using #10 screw (max 20 in-lbs torque). Dimensions: 1.135 × 0.732 × 0.470 inches (28.8 × 18.6 × 11.9 mm).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| AC1 | Input AC terminal | One of two alternating current inputs; connects to live or neutral side of transformer secondary. |
| AC2 | Input AC terminal | Second AC input; completes full-wave bridge input pair with AC1. |
| + (Anode) | Positive DC output | Rectified positive output node; marked by beveled corner on case. |
| – (Cathode) | Negative DC output | Rectified negative output node; common return path for DC load. |
Key Features
| Feature | Design Value |
|---|---|
| UL recognition | E54214 - Certified for safety compliance in North American end-equipment approvals. |
| Universal mounting | Snap-on, wire wrap-around, or PCB-compatible - simplifies mechanical integration across prototyping and production. |
| Low IR | < 5 μA at 25 °C - reduces standby power loss in always-on appliances and industrial controls. |
| High IFSM | 300 A - accommodates inrush currents from large capacitive or motor loads without degradation. |
| Thermal robustness | RθJC = 1.9 °C/W - enables reliable operation with passive heatsinking in space-constrained designs. |
Applications
| Industrial Power Supply Input Stage | Home Appliance Mains Rectification |
|---|---|
Use Scenario: Converts 230 VAC mains into unregulated DC bus for switch-mode power supplies in PLCs and motor drives. IC Role / Device Role / Timing Role: Single-phase bridge rectifier providing full-wave DC output with minimal component count. Use Value: High VRRM (800 V) and IFSM (300 A) ensure reliability during brownouts and motor startup surges. | Use Scenario: Rectifies AC input in washing machine control boards and microwave oven power sections. IC Role / Device Role / Timing Role: Primary AC/DC conversion stage before bulk capacitor filtering and regulator ICs. Use Value: Glass passivation prevents leakage-induced failure in humid, high-temperature cabinet environments. |
| Office Equipment AC Adapter | Commercial HVAC Control Power |
Use Scenario: Provides DC input to isolated flyback converters in desktop printer and copier power supplies. IC Role / Device Role / Timing Role: Bridge rectifier in universal-input (90–264 VAC) offline SMPS front-end. Use Value: 2500 V RMS isolation supports double-insulation requirements for Class II portable equipment. | Use Scenario: Supplies auxiliary 24 VDC control rail from 120/240 VAC HVAC system mains. IC Role / Device Role / Timing Role: Mains-fed rectifier feeding linear regulator or buck converter for control logic. Use Value: RoHS-compliant E4 suffix and 150 °C TJ max enable long-term deployment in hot equipment cabinets. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar bridge rectifier applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| GBPC1508W-E4/51 | Wire-lead termination instead of faston lugs; same electrical specs and thermal resistance. | Used where PCB through-hole or wire-wrap assembly replaces bolt-down heatsink mounting. | Select when board-level integration or manual wiring is preferred over chassis-mounted heatsinking. |
| GBPC2508-E4/51 | Higher IF(AV) = 25 A and IFSM = 300 A; identical VRRM, VF, and package footprint. | Suitable for higher-output power supplies requiring margin in continuous current or thermal headroom. | Choose when design requires >15 A average load current or enhanced thermal derating margin. |
Compared with GBPC1508-E4/51, GBPC1508W-E4/51 offers identical performance in a wire-lead variant for different mechanical integration, while GBPC2508-E4/51 provides higher current capacity without changing layout-enabling scalable power supply design across product families.
Availability
GBPC1508-E4/51 is available at Aetrix Electronics and suitable for industrial power supplies, home appliance mains conversion, and office equipment AC adapters requiring stable component supply and RoHS-compliant commercial-grade construction.
Supply support for GBPC1508-E4/51 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 General Semiconductor is a global supplier of discrete semiconductors, specializing in diodes, rectifiers, MOSFETs, and optoelectronics with emphasis on reliability and industrial-grade specifications.
The GBPC series was developed for high-current, high-voltage AC/DC bridge rectification in cost-sensitive yet thermally demanding applications such as consumer electronics, industrial controls, and white goods.
FAQ
What is the maximum operating junction temperature for GBPC1508-E4/51?
The GBPC1508-E4/51 has a maximum junction temperature (TJ) of +150 °C. This rating allows sustained operation in high-ambient environments such as enclosed industrial cabinets or hot appliance compartments. Thermal design must ensure that actual junction temperature remains below this limit under worst-case load and ambient conditions, using the specified RθJC = 1.9 °C/W and appropriate heatsink interface.
Does GBPC1508-E4/51 support RoHS compliance?
Yes, GBPC1508-E4/51 is RoHS-compliant, indicated by the "E4" suffix in the part number. It meets the EU Directive 2011/65/EU requirements for restriction of hazardous substances, including lead-free terminations and compliant molding compounds. The device is rated for commercial-grade applications and carries UL recognition file E54214.
What mounting methods are supported by GBPC1508-E4/51?
GBPC1508-E4/51 supports three mounting methods: snap-on to standard 0.250" (6.35 mm) faston terminals, wire wrap-around the lugs, or direct PCB mounting via its integrated faston lugs. Mechanical mounting uses a #10 screw with maximum torque of 20 in-lbs. The GBPC-W variant substitutes wire leads for lugs, but GBPC1508-E4/51 itself is the lug-terminal version.
What is the reverse leakage current specification for GBPC1508-E4/51 at elevated temperature?
At 125 °C and rated VDC, GBPC1508-E4/51 exhibits a maximum reverse leakage current (IR) of 500 μA per diode. This value is significantly higher than the 5 μA maximum at 25 °C, reflecting expected thermal behavior. Designers must verify that this leakage does not compromise downstream circuit functionality-especially in high-impedance bias networks or precision sensing paths.
How does the thermal resistance of GBPC1508-E4/51 affect heatsink selection?
With a junction-to-case thermal resistance (RθJC) of 1.9 °C/W, GBPC1508-E4/51 requires a heatsink whose total thermal resistance (case-to-ambient, including interface compound) keeps the junction below 150 °C. For example, at 15 A and 1.1 V forward drop (16.5 W dissipation), a heatsink with RθCA ≤ 4.8 °C/W is needed assuming 50 °C ambient-making thermal interface quality and mounting pressure critical to performance.
GBPC1508-E4/51 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Series:
- -
- Package/Case:
- 4-Square, GBPC
- Packaging:
- Bulk
- Product Status:
- Active
- Diode Type:
- Single Phase
- Technology:
- Standard
- Voltage - Peak Reverse (Max):
- 800 V
- Current - Average Rectified (Io):
- 15 A
- Voltage - Forward (Vf) (Max) @ If:
- 1.1 V @ 7.5 A
- Current - Reverse Leakage @ Vr:
- 5 µA @ 800 V
- Operating Temperature:
- -55°C ~ 150°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- QC Terminal
- Supplier Device Package:
- GBPC
GBPC1508-E4/51 FAQ
1.How can I place an order for GBPC1508-E4/51 through Aetrix?
Please submit a Request for Quotation (RFQ) for GBPC1508-E4/51 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 GBPC1508-E4/51 reliable?
The price and inventory of GBPC1508-E4/51 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for GBPC1508-E4/51 is usually 5 days.
3.What payment methods are accepted for GBPC1508-E4/51?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for GBPC1508-E4/51 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for GBPC1508-E4/51?
GBPC1508-E4/51 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your GBPC1508-E4/51 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 GBPC1508-E4/51?
For technical support, including GBPC1508-E4/51 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your GBPC1508-E4/51 requirements.
6.How does Aetrix verify that GBPC1508-E4/51 is sourced from the original manufacturer or authorized distributors?
All GBPC1508-E4/51 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 GBPC1508-E4/51 meets industry standards.
7.What is the process for return or replacement of GBPC1508-E4/51?
All GBPC1508-E4/51 units undergo pre-shipment inspection (PSI). If there is an issue with GBPC1508-E4/51, 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 GBPC1508-E4/51 part is unused and in its original packaging.
Return procedure for GBPC1508-E4/51:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
GBPC1508-E4/51 Tags

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