component
GBU406A
Public Made by Adomby adom
hongjiacheng Bridge Rectifiers, GBU. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownGBU406A
hongjiacheng · Bridge Rectifiers · GBU
GBU406A from hongjiacheng, in a GBU. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | - | passive | Negative DC output terminal of the bridge rectifier (cathode side of the rectifier output). |
| 2 | 2 | passive | AC input terminal of the bridge rectifier; GBU406A is rated 420 V RMS maximum. |
| 3 | 3 | passive | AC input terminal of the bridge rectifier; GBU406A is rated 420 V RMS maximum. |
| 4 | + | passive | Positive DC output terminal of the bridge rectifier; rated 4.0 A average forward current. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | hongjiacheng |
| Package | GBU |
| Category | Diodes |
| Pins | 4 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Maximum Repetitive Peak Reverse Voltage | VRRM | 600 | V | 1 | |||
| Maximum RMS Voltage | VRMS | 420 | V | 1 | |||
| Maximum DC blocking Voltage | VDC | 600 | V | 1 | |||
| Maximum Average Forward Rectified Current | IF(AV) | 4 | A | @60Hz sinewave, Resistance load, TL (Fig.1) | 1 | ||
| Non-repetitive Peak Forward Surge Current | IFSM | 135 | A | t=8.3ms Half-sine wave | 1 | ||
| Rating for fusing | I²t | 75.63 | A²S | t=8.3ms, Ta=25 ℃ | 1 | ||
| Storage temperature | Tstg | -55 | 150 | ℃ | 1 | ||
| Junction temperature | Tj | -55 | 150 | ℃ | 1 | ||
| Maximum instantaneous forward voltage | VF | 1.1 | V | IF=4A | 2 | ||
| Maximum DC reverse current at rated DC blocking voltage (TA=25℃) | IR1 | 10 | μA | VR=VDC, TA=25℃ | 2 | ||
| Maximum DC reverse current at rated DC blocking voltage (TA=100℃) | IR2 | 500 | μA | VR=VDC, TA=100℃ | 2 | ||
| Typical junction capacitance | CJ | 250 | pF | 4.0V DC,1MHz | 2 | ||
| Typical Thermal Resistance junction to ambient | RθJ-A | 25 | ℃/W | 1 | |||
| Typical Thermal Resistance junction to case | RθJ-C | 2.3 | ℃/W | 1 |
CAD (KiCad official)
- Symbol:
GBU406A - Footprint:
Diode_THT:Diode_Bridge_Vishay_GBU - 3D model: GBU (KiCad packages3D, STEP)
- 3D model files:
gbu406a-etched.step/gbu406a-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);gbu406a.step/gbu406a.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: hongjiacheng datasheet (3 pp, sha256
d3ca1115dfbd60da, retrieved 2026-10-16, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text+vision), consensusclaude-opus-5-5(agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish. - CAD: KiCad official libraries (CC-BY-SA 4.0).