onsemi GBPC3501W
- Part No.:
- GBPC3501W
- Manufacturer:
- onsemi
- Category:
- Bridge Rectifiers
- Package:
- 4-Square, GBPC-W
- Datasheet:
-
GBPC3501W.pdf
- Description:
- BRIDGE RECT 1P 100V 35A GBPC-W
- Quantity:
- Payment:

- Shipping:

Inventory:80
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Product details
Overview
GBPC3501W from Diodes Incorporated is a 35A glass-passivated single-phase bridge rectifier with 100V peak repetitive reverse voltage (VRRM), 1.1V forward voltage at 17.5A per diode, and 400A non-repetitive surge rating - designed for AC/DC conversion in industrial power supplies, motor controls, and UPS systems.
For engineers reviewing the GBPC3501W datasheet, GBPC3501W pinout, GBPC3501W application, or GBPC3501W equivalent, key selection criteria include thermal resistance (1.2°C/W), case isolation voltage (1500V), mounting torque limit (8.0 in-lb), and UL recognition (E94661) for safety-critical designs.
Technical Context
This bridge rectifier integrates four silicon diodes in a single molded plastic package with internal heatsink and metal base for direct PCB mounting via #10 screw. It operates across –65°C to +150°C and supports resistive/inductive loads at 60Hz without derating.
Each diode leg exhibits low reverse leakage (5.0mA @ 25°C, 500mA @ 125°C), typical junction-to-case thermal resistance of 1.2°C/W when mounted on a 220×220×50mm aluminum heatsink, and total capacitance of 300pF at 1MHz and 4V reverse bias.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VRRM | 100 V - Maximum peak reverse voltage each diode withstands without breakdown |
| IO @ TC=50°C | 35 A - Continuous average output current with case temperature held at 50°C |
| VFM @ IF=17.5A | 1.1 V - Forward voltage drop per diode at half-rated current, defining conduction loss |
| IFSM | 400 A - Peak non-repetitive surge current tolerance for 8.3ms half-sine wave |
| RθJC | 1.2 °C/W - Thermal resistance from junction to case, critical for heatsink sizing |
| Isolation Voltage | 1500 V - Dielectric strength between case and terminals, enabling safe chassis mounting |
| CT @ 1MHz | 300 pF - Total junction capacitance per diode, affecting high-frequency noise coupling |
Pinout & Package
GBPC3501W uses the GBPC-W package: molded plastic housing with wire leads (not Faston), metal baseplate for heatsinking, and four terminals arranged in standard bridge configuration. Mounting requires #10 screw through central hole (5.08–5.59 mm diameter).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| AC1 | Input AC terminal | One of two alternating-current input connections; symmetrical with AC2 |
| AC2 | Input AC terminal | Second AC input; forms full-wave rectification path with AC1 |
| (+) | Positive DC output | Anode common point of two series-connected diodes; delivers rectified positive rail |
| (–) | Negative DC output | Cathode common point of two series-connected diodes; serves as return path and ground reference |
Key Features
| Feature | Design Value |
|---|---|
| Glass-passivated die construction | Enables stable reverse characteristics and reduced surface leakage at high temperatures |
| Metal base with internal heatsink | Direct thermal path from junction to mounting surface; supports 35A continuous operation with proper heatsinking |
| UL Recognized Component (E94661) | Validates safety compliance for end-equipment certification in North America |
| Lead-free, RoHS-compliant finish | Meets EU Directive 2011/65/EU with exemptions for high-temp solder and glass |
| 1500V case-to-terminal isolation | Permits direct mounting to grounded metal chassis without additional insulation |
Applications
| Industrial Power Supply | Motor Drive Front-End |
|---|---|
Use Scenario: AC mains input rectification in 3kW industrial switch-mode power supplies. IC Role / Device Role / Timing Role: Bridge rectifier converting 85–264VAC input to unregulated DC bus. Use Value: 400A surge rating handles inrush from bulk capacitors; 1.2°C/W RθJC enables compact heatsink design. | Use Scenario: Rectifying AC line for DC link in 3-phase inverter drives feeding induction motors. IC Role / Device Role / Timing Role: Single-phase front-end rectifier supplying intermediate DC bus prior to IGBT inverter stage. Use Value: 1500V isolation allows safe mounting to motor drive chassis; glass passivation ensures reliability under thermal cycling. |
| Uninterruptible Power System | Welding Equipment Power Stage |
Use Scenario: Battery-charging rectifier in online UPS units operating continuously at elevated ambient temperatures. IC Role / Device Role / Timing Role: Mains-fed rectifier charging valve-regulated lead-acid (VRLA) battery banks. Use Value: Low IR (5.0mA @ 25°C) minimizes standby power loss; 125°C IR rating (500mA) maintains stability during overload conditions. | Use Scenario: Primary rectification in arc-welding power sources subject to repeated high-current surges. IC Role / Device Role / Timing Role: High-current bridge delivering pulsed DC to welding transformer primary. Use Value: 400A IFSM withstands repetitive short-duration weld pulses; metal baseplate dissipates transient heat rapidly. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar bridge rectifier applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| GBU10K (ON Semiconductor) | 10A rated, TO-220AB package, no metal baseplate, RθJC = 3.0°C/W | Lower current capacity; requires external heatsink and insulator | Select only for <15A designs where board space permits discrete heatsink mounting |
| KBU10B (Comchip) | 10A rated, KBPC-style package with Faston terminals, VRRM = 100V, RθJC = 2.5°C/W | No screw-mount base; terminal type incompatible with GBPC-W mechanical layout | Use only when Faston interface and lower thermal performance are acceptable |
Compared with GBPC3501W, both alternatives offer identical VRRM but significantly lower current rating and thermal performance - making them unsuitable for 35A continuous operation without redesign of mechanical mounting and thermal management.
Availability
GBPC3501W is available at Aetrix Electronics and suitable for industrial power supplies, motor control front-ends, and uninterruptible power systems requiring stable component supply and long-term manufacturability.
Supply support for GBPC3501W 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
Diodes Incorporated is a global manufacturer of discrete semiconductors and analog ICs, headquartered in Plano, Texas, with design and manufacturing operations across Asia and the Americas.
The GBPC series belongs to Diodes' high-current bridge rectifier product line, engineered specifically for rugged industrial AC/DC conversion where thermal robustness, safety certification, and surge resilience are mandatory.
FAQ
What is the maximum recommended mounting torque for GBPC3501W?
The datasheet specifies a maximum mounting torque of 8.0 inch-pounds for the #10 screw used to secure the metal baseplate to the heatsink. Exceeding this value risks cracking the molded plastic case or deforming the internal die attach, potentially causing premature thermal failure or electrical leakage.
Can GBPC3501W be used with capacitive loads without derating?
No - the datasheet explicitly requires a 20% current derating when driving capacitive loads due to higher peak charging currents. At full 35A rating, the device assumes resistive or inductive loading; for capacitor-input filters, maximum continuous IO must be reduced to 28A to ensure reliability and thermal margin.
Is GBPC3501W compliant with RoHS and REACH regulations?
Yes - GBPC3501W carries a lead-free finish and complies with RoHS Directive 2011/65/EU, including exemptions for high-temperature solder and glass under Annexes V and VII. It also meets REACH SVHC requirements with no substances above threshold concentrations.
What is the meaning of the "W" suffix in GBPC3501W?
The "W" suffix denotes wire-lead termination, distinguishing it from the standard GBPC3501 variant which uses Faston (quick-connect) terminals. The GBPC3501W has tinned copper wire leads suitable for soldering or crimping, while maintaining identical electrical and thermal specifications.
GBPC3501W Specifications
- Product attributes
- Attribute value
- Manufacturer:
- onsemi
- Series:
- -
- Package/Case:
- 4-Square, GBPC-W
- Packaging:
- Tray
- Product Status:
- Active
- Diode Type:
- Single Phase
- Technology:
- Standard
- Voltage - Peak Reverse (Max):
- 100 V
- Current - Average Rectified (Io):
- 35 A
- Voltage - Forward (Vf) (Max) @ If:
- 1.1 V @ 17.5 A
- Current - Reverse Leakage @ Vr:
- 5 µA @ 100 V
- Operating Temperature:
- -55°C ~ 150°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Through Hole
- Supplier Device Package:
- GBPC-W
GBPC3501W FAQ
1.How can I place an order for GBPC3501W through Aetrix?
Please submit a Request for Quotation (RFQ) for GBPC3501W 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 GBPC3501W reliable?
The price and inventory of GBPC3501W are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for GBPC3501W is usually 5 days.
3.What payment methods are accepted for GBPC3501W?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for GBPC3501W transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for GBPC3501W?
GBPC3501W orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your GBPC3501W 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 GBPC3501W?
For technical support, including GBPC3501W datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your GBPC3501W requirements.
6.How does Aetrix verify that GBPC3501W is sourced from the original manufacturer or authorized distributors?
All GBPC3501W 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 GBPC3501W meets industry standards.
7.What is the process for return or replacement of GBPC3501W?
All GBPC3501W units undergo pre-shipment inspection (PSI). If there is an issue with GBPC3501W, 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 GBPC3501W part is unused and in its original packaging.
Return procedure for GBPC3501W:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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