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HomeProductsDiscrete Semiconductor ProductsDiodes - Bridge RectifiersGBJ804-F
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GBJ804-F - Diodes Incorporated

Manufacturer Part Number
GBJ804-F
Manufacturer
Diodes Incorporated
Allelco Part Number
32D-GBJ804-F
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
75,210 pcs available, New & Original
Parts Description
BRIDGE RECT 1PHASE 400V 8A GBJ
Package
GBJ
Data sheet
GBJ804-F.pdf

Environmental Information

Diodes Environmental Compliance Cert.pdf
RoHs Status
ROHS3 Compliant
Compare
Our certification
In stock: 75210
  • Unit Price: $0.902
  • Subtotal: $0.00

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Add to Cart and Submit RFQ now, we'll contact you immediately.

Quantity Unit Price Ext. Price
1+ $0.902 $0.90
10+ $0.766 $7.66
30+ $0.691 $20.73
100+ $0.606 $60.60
500+ $0.569 $284.50
1000+ $0.551 $551.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

GBJ804-F Tech Specifications
Diodes Incorporated - GBJ804-F technical specifications, attributes, parameters and parts with similar specifications to Diodes Incorporated - GBJ804-F

Product Attribute Attribute Value
Manufacturer Diodes Incorporated
Voltage - Peak Reverse (Max) 400 V
Voltage - Forward (Vf) (Max) @ If 1 V @ 4 A
Technology Standard
Supplier Device Package GBJ
Series -
Package / Case 4-SIP, GBJ
Product Attribute Attribute Value
Package Tube
Operating Temperature -65°C ~ 150°C (TJ)
Mounting Type Through Hole
Diode Type Single Phase
Current - Reverse Leakage @ Vr 5 µA @ 400 V
Current - Average Rectified (Io) 8 A
Base Product Number GBJ804

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Affected
ECCN EAR99
HTSUS 8541.10.0080

Parts Introduction

GBJ804-F Image
GBJ804-F (1)

Manufacturer Part Number

GBJ804-F

Manufacturer

diodes

Introduction

The GBJ804-F is a single-phase, standard bridge rectifier diode from diodes Incorporated. It is a through-hole, 4-SIP (Single In-Line Package) device in the GBJ package. The GBJ804-F offers a reliable and robust rectification solution for a wide range of applications.

Product Features and Performance

Peak Reverse Voltage (Vrrm): 400 V

Average Rectified Current (Io): 8 A

Forward Voltage (Vf) @ 4 A: 1 V

Reverse Leakage Current (Ir) @ 400 V: 5 μA

Operating Temperature Range: -65°C to +150°C

Product Advantages

Compact through-hole package design

Reliable and robust performance

Suitable for a wide range of applications

Key Reasons to Choose This Product

High peak reverse voltage and average rectified current

Low forward voltage drop and reverse leakage current

Wide operating temperature range

Proven reliability and durability

Quality and Safety Features

Compliant with relevant safety and quality standards

Robust construction for reliable long-term operation

Compatibility

The GBJ804-F is compatible with a wide range of electronic devices and systems that require a single-phase bridge rectifier.

Application Areas

Power supplies

Motor drives

Industrial controls

Lighting systems

Household appliances

Product Lifecycle

The GBJ804-F is an actively supported product. Equivalent or alternative models may be available. Customers are advised to contact our website's sales team for more information on the product lifecycle and availability of alternative options.

Frequently Asked Questions(FAQ)

What are the key electrical characteristics of the GBJ804-F bridge rectifier that influence its performance in a high-efficiency power supply design?
The GBJ804-F offers a peak reverse voltage rating of 400 V and an average rectified current of 8 A, which together define its safe operating range for single-phase AC-to-DC conversion. With a maximum forward voltage drop of 1 V at 4 A, it contributes directly to conduction losses—approximately 4 W at full rated current under continuous operation. This level of Vf is typical for standard silicon rectifiers and implies efficiency trade-offs compared to Schottky-based solutions, particularly in low-voltage, high-current applications where even small reductions in forward drop significantly impact thermal management and system-level efficiency.
How does the GBJ804-F compare to other single-phase bridge rectifiers in terms of thermal behavior and mounting suitability for through-hole PCB layouts?
Compared to compact surface-mount alternatives like SMB or SMA packages, the GBJ804-F’s 4-SIP GBJ package provides robust mechanical support and enhanced heat dissipation due to larger exposed metal surfaces and direct solder contact with the board. However, its thermal impedance is higher than modern TO-220-style integrated bridge modules designed for high-power density. For designs requiring 8 A continuous current and moderate ambient temperatures (up to 50°C), the GBJ804-F can operate reliably without heatsinking only if the junction temperature stays below 125°C, which depends on airflow and copper area on the PCB. In contrast, higher-current variants such as GBJ1504 may require active cooling beyond 10 A, whereas the GBJ804-F remains viable in passive-cooled environments up to 6–7 A with adequate layout.
What considerations should be made when selecting the GBJ804-F over alternative bridge rectifiers in industrial power supply applications?
The decision to use the GBJ804-F hinges on balancing cost, current requirements, and available PCB real estate. It is well-suited for 8 A, 400 V applications where space allows and where the simplicity of a discrete through-hole component is preferred over integrated solutions. However, in designs exceeding 10 A or those targeting minimal form factor, alternatives such as GBJ1504 or surface-mount full-bridge ICs offer better thermal performance and reduced parasitic inductance. Additionally, if leakage current becomes a concern—such as in precision analog front ends—the GBJ804-F’s 5 µA @ 400 V reverse leakage is acceptable but may limit use in ultra-low-power systems where even microamp-level leakage affects regulation accuracy.
How does the operating temperature range of the GBJ804-F affect reliability in automotive or outdoor industrial environments?
With a junction temperature range from -65°C to +150°C, the GBJ804-F meets stringent reliability standards for harsh environments, including automotive and industrial automation. This wide thermal envelope ensures stable performance across cold-start conditions and prolonged exposure to elevated ambient temperatures. However, long-term reliability under thermal cycling depends not just on the device rating but also on PCB design and solder joint integrity. Engineers should ensure adequate thermal relief and avoid localized hotspots during reflow or operational stress. The MSL 1 classification further supports this robustness by indicating no moisture sensitivity concerns during storage or assembly.
What role does the base product number (GBJ804) play in component sourcing and compatibility with existing designs?
The base product number GBJ804 serves as a family identifier, allowing designers to substitute compatible variants such as GBJ804-F (tube packaging) or GBJ804-R (tape and reel) within the same pinout and electrical specifications. This simplifies inventory management and reduces redesign effort when transitioning between manufacturing batches or supply chain partners. All members of the GBJ804 series share identical electrical parameters and physical dimensions, ensuring interchangeability in most through-hole applications. However, minor variations in lead plating or marking may exist, so visual inspection or part number verification remains advisable before final assembly.
Can the GBJ804-F be used in a three-phase rectification system if one phase is omitted or isolated?
No, the GBJ804-F is strictly a single-phase bridge rectifier and cannot function as part of a three-phase rectification network. Attempting to use it in a three-phase configuration would result in unbalanced output voltage, increased ripple, and potential damage due to reverse voltage spikes on inactive diodes. For three-phase applications, dedicated three-phase bridge rectifiers or MOSFET-based active PFC stages are required. The GBJ804-F is appropriate only for single-phase mains rectification or isolated DC sources such as transformers with center-tapped secondaries.
What impact does the forward voltage drop of the GBJ804-F have on efficiency in a 230 V AC input switching power supply delivering 12 V DC at 6 A?
In a typical 230 V to 12 V converter using the GBJ804-F as the primary rectifier, each diode conducts only during half of the AC cycle. Assuming a balanced load, each diode sees approximately 3 A average current. At 1 V forward drop, total conduction loss is roughly 2 W (two diodes conducting simultaneously). This represents a significant portion of the total losses, especially since the output power is only 72 W. Consequently, overall efficiency drops to around 95% or lower unless synchronous rectification or a more efficient topology (e.g., LLC resonant converter) is employed. The GBJ804-F’s performance here highlights the importance of considering Vf in low-output-voltage, high-current designs.
Are there any design constraints associated with the through-hole mounting of the GBJ804-F that could affect signal integrity or EMI in mixed-signal systems?
While the GBJ804-F is primarily intended for power delivery, improper layout near sensitive analog circuits can introduce noise via ground loops or capacitive coupling from high di/dt paths. The long leads typical of through-hole components increase loop inductance, exacerbating conducted emissions and voltage transients during commutation. To mitigate this, place the GBJ804-F away from RF sections, use star grounding, and minimize trace lengths on the return path. Additionally, decoupling capacitors should be placed close to the load side of the bridge to suppress high-frequency ringing. These practices ensure that the GBJ804-F operates reliably without degrading adjacent circuitry.
How does the RoHS compliance status of the GBJ804-F influence global regulatory adherence and material selection in consumer electronics manufacturing?
As a fully RoHS3 compliant device, the GBJ804-F contains no restricted substances above threshold limits, including lead, mercury, cadmium, hexavalent chromium, PBBs, PBDEs, and four additional phthalates. This ensures compatibility with international regulations such as EU Directive 2011/65/EU and China’s Management Methods for Controlling Pollution by Electronic Information Products. Designers can confidently integrate the GBJ804-F into products destined for markets with strict environmental standards without requiring alternative materials or redesign efforts, simplifying certification processes and reducing time-to-market risks.
What precautions should be taken during storage and handling of tube-packaged GBJ804-F components to prevent degradation?
Although classified as MSL 1 (unlimited shelf life under dry conditions), the GBJ804-F should be stored in a clean, dry environment with relative humidity below 60% to avoid condensation-induced short circuits during soldering. Exposure to high humidity or corrosive atmospheres may degrade lead finish over time, increasing insertion force and risking mechanical damage. Tube packaging protects against static discharge and dust, but operators should still handle components with ESD-safe procedures. If stored for extended periods, visual inspection for tarnishing or oxidation is recommended before use in high-reliability applications.
In what scenarios might the reverse leakage current of the GBJ804-F become a limiting factor in precision measurement or battery-powered systems?
The GBJ804-F exhibits a reverse leakage current of 5 µA at 400 V, which is relatively low for a standard rectifier but may still contribute to measurable error in high-impedance circuits or battery backup configurations. For instance, in a solar charge controller using the GBJ804-F as part of a blocking diode array, this leakage could reduce effective charging current over time, especially in cold temperatures where leakage typically decreases slightly. While not prohibitive in most utility-grade power supplies, engineers designing low-power IoT nodes or instrumentation amplifiers interfacing with high-voltage sense lines should evaluate whether this leakage interacts with input bias currents of op-amps or ADC reference networks, potentially necessitating external clamping or alternative topologies.

Parts with Similar Specifications

The three parts on the right have similar specifications to Diodes Incorporated GBJ804-F

Product Attribute GBJ802-F GBJ806-F GBJ804-BP GBJ806-BP
Part Number GBJ802-F GBJ806-F GBJ804-BP GBJ806-BP
Manufacturer Diodes Incorporated Diodes Incorporated Micro Commercial Co Micro Commercial Co
Current - Reverse Leakage @ Vr - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Series - - - -
Voltage - Peak Reverse (Max) - - - -
Current - Average Rectified (Io) - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Technology - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Diode Type - - - -
Voltage - Forward (Vf) (Max) @ If - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad

GBJ804-F Datasheet PDF

Download GBJ804-F pdf datasheets and Diodes Incorporated documentation for GBJ804-F - Diodes Incorporated.

Datasheets
GBJ8005 - GBJ810.pdf
Environmental Information
Diodes Environmental Compliance Cert.pdf
PCN Assembly/Origin
Mult Devices Assembly 04/May/2018.pdf

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Customer Reviews

Evaluation: 10 Articles

  • Arch***ct
    Jul 15, 2026

    Used this device in a communication signal processing board. Stable timing and no unexpected issues during implementation.

  • FPGA***lorer88
    Jul 7, 2026

    The FPGA works properly and all functions operate as expected. Documentation required some additional research, but overall it is a usable device for smaller signal processing projects.

  • Nath***oleman
    Jun 29, 2026

    Used this sensor component in an industrial automation setup. Detection accuracy was consistent and installation was straightforward.

  • Emil***rperTech
    Jun 23, 2026

    Works exactly as described. I used it as a USB-to-SPI bridge in a small MCU development project and communication was stable from the first setup.

  • Liam***terTech
    Jun 15, 2026

    Used this CPLD in a logic control project. Programming was straightforward and signal timing matched the design requirements.

  • Nath***rooks
    Jun 11, 2026

    Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.

  • Dani***alkerTech
    Jun 1, 2026

    Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

  • Yuki***aka88
    May 26, 2026

    信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。

  • Stev***aker
    May 20, 2026

    Solid diode for power rectification. Works well in switching circuits.

  • Bran***Lewis
    May 11, 2026

    Compact FPGA with good performance. Suitable for basic signal processing tasks.

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Region Country Logistic Time(Day)
America United States 5
Brazil 7
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United Kingdom 4
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New Zealand 5
Asia India 4
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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:
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GBJ804-F Image

GBJ804-F

Diodes Incorporated
32D-GBJ804-F

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

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