Specifications
| Type | Description |
|---|---|
| Part Number | GBU6A |
| Manufacturer | STMicroelectronics |
| Product Type | LDO Regulator |
| Category | Power Management |
| Package / Case | GBU case; approx. 0.880 x 0.740 x 0.310 in max (22.3 x 18.8 x 7.9 mm max) |
| Manufacturer Shown In Datasheet | Vishay General Semiconductor; Datasheet header |
| Part Number Series Membership | GBU6A; Member of GBU6A/GBU6B/GBU6D/GBU6G/GBU6J/GBU6K/GBU6M series |
| Device Description | Glass passivated single-phase bridge rectifier; Product title |
| Circuit Configuration | In-line; Primary characteristics table |
| Maximum Repetitive Peak Reverse Voltage | 50 V; GBU6A, VRRM |
| Maximum RMS Voltage | 35 V; GBU6A, VRMS |
| Maximum DC Blocking Voltage | 50 V; GBU6A, VDC |
| Maximum Average Forward Rectified Output Current | 6.0 A; TC=90°C, unit case mounted on aluminum plate heatsink |
| Maximum Average Forward Rectified Output Current, PCB Mounted | 3.8 A; TA=40°C, PCB mounted with 0.5 x 0.5 in copper pads and 0.375 in lead length |
| Peak Forward Surge Current | 175 A; Single sine-wave superimposed on rated load, IFSM |
| Rating For Fusing | 127 A²s; t < 8.3 ms, I²t |
| Operating Junction Temperature Range | -55 to +150 °C; TJ |
| Storage Temperature Range | -55 to +150 °C; TSTG |
| Maximum Instantaneous Forward Voltage Drop Per Diode | 1.0 V; IF=6.0 A, TA=25°C |
| Maximum DC Reverse Current Per Diode at 25°C | 5.0 µA; Rated DC blocking voltage, TA=25°C |
| Maximum DC Reverse Current Per Diode at 125°C | 500 µA; Rated DC blocking voltage, TA=125°C |
| Typical Junction Capacitance Per Diode | 68 pF; 4 V, 1 MHz, CJ |
| Typical Thermal Resistance Junction-to-Ambient | 20 °C/W; RθJA, free air, no heatsink on PCB, 0.5 x 0.5 in copper pads, 0.375 in lead length |
| Typical Thermal Resistance Junction-to-Case | 2.5 °C/W; RθJC, units case mounted on aluminum plate heatsink |
| Case Dielectric Strength | 1500 V RMS; Feature list |
| Solder Dip Temperature | 275 °C max for 10 s; Per JESD 22-B106 |
| Package Flammability Rating | UL 94 V-0; Molding compound |
| Terminal Finish | Matte tin plated leads; Solderable per J-STD-002 and JESD 22-B102 |
| Mounting Torque | 10 cm-kg max / 8.8 in-lbs max; Mechanical data |
| Recommended Mounting Torque | 5.7 cm-kg / 5 in-lbs; Mechanical data |
| Datasheet Status | request_only |
Product Overview
GBU6A is a single-phase bridge rectifier categorized under Power_Management. The extracted datasheet facts identify the device description as a glass passivated single-phase bridge rectifier and specify an in-line circuit configuration. The datasheet header shown in the extracted facts identifies Vishay General Semiconductor, while the provided CMS manufacturer field is STMicroelectronics.
Electrical ratings for the GBU6A member include 50 V maximum repetitive peak reverse voltage, 35 V maximum RMS voltage, and 50 V maximum DC blocking voltage. Average forward rectified output current is specified as 6.0 A at TC=90°C when the unit case is mounted on an aluminum plate heatsink, or 3.8 A at TA=40°C for PCB mounting with 0.5 x 0.5 in copper pads and 0.375 in lead length.
The GBU package measures approximately 22.3 x 18.8 x 7.9 mm maximum. Assembly and mechanical facts include matte tin plated leads, solderability per J-STD-002 and JESD 22-B102, 275°C maximum solder dip temperature for 10 s per JESD 22-B106, UL 94 V-0 molding compound, and mounting torque limits of 10 cm-kg maximum with 5.7 cm-kg recommended.
Key Features
- Glass passivated single-phase bridge rectifier structure
- In-line bridge circuit configuration
- 50 V maximum repetitive peak reverse voltage
- 6.0 A output current with case-mounted heatsink
- 3.8 A output current under specified PCB mounting
- 175 A peak forward surge current rating
- 1.0 V maximum forward drop per diode
- 5.0 µA reverse current per diode at 25°C
- 68 pF typical junction capacitance per diode
- 1500 V RMS case dielectric strength
- UL 94 V-0 molding compound rating
- Matte tin plated solderable leads
Typical Applications
- Single-phase AC rectification
- Low-voltage DC power supplies
- Bridge rectifier input stages
- PCB-mounted rectifier assemblies
- Case-mounted rectifier assemblies
- Power conversion modules
- Fused rectifier input circuits
Procurement Notes
When requesting a quote for GBU6A, buyers should confirm the manufacturer, package or case, required quantity, target date code, compliance documents, packing method, destination country and expected delivery schedule.
If alternatives are acceptable, buyers should share the approved vendor list, required electrical or optical limits, package constraints and qualification requirements. Any alternative part should be reviewed by the buyer's engineering team before production use.
For power IC and power device sourcing, voltage rating, current rating, power dissipation, package thermal performance, protection features, qualification grade and application conditions should be reviewed before approval.
FAQ
What type of rectifier is the GBU6A?
The extracted datasheet facts describe GBU6A as a glass passivated single-phase bridge rectifier with an in-line circuit configuration. It belongs to the GBU6A through GBU6M bridge rectifier series.
What are the main voltage ratings for GBU6A?
For GBU6A, the extracted facts specify 50 V maximum repetitive peak reverse voltage, 35 V maximum RMS voltage, and 50 V maximum DC blocking voltage.
How much average forward output current is specified?
The datasheet facts list 6.0 A at TC=90°C when the unit case is mounted on an aluminum plate heatsink, and 3.8 A at TA=40°C for the specified PCB mounting condition.
What package and mounting details apply to GBU6A?
GBU6A uses a GBU case approximately 0.880 x 0.740 x 0.310 in maximum. Mechanical facts include 10 cm-kg maximum mounting torque and 5.7 cm-kg recommended mounting torque.
Technical Review & Sourcing Note
Prepared by LDeepAI Component Sourcing Team. Reviewed for RFQ, documentation and alternative sourcing use. Last updated: July 26, 2026.
This page is based on manufacturer datasheet information and LDeepAI sourcing review. Specifications should be verified against the official manufacturer datasheet before final procurement or design approval. Final electrical, optical and reliability approval should be confirmed by the buyer's engineering team.