Diodes - Bridge Rectifiers

Image Part Number Description / PDF Quantity Rfq
GBU410GTB

GBU410GTB

SMC Diode Solutions

BRIDGE RECT 1PHASE 1KV 4A GBU

997

MB10FTR

MB10FTR

SMC Diode Solutions

BRIDGE RECT 1PHASE 1KV 500MA MBF

45455

GBJ1502TB

GBJ1502TB

SMC Diode Solutions

BRIDGE RECT 1PHASE 200V 15A GBJ

0

GBU801GTB

GBU801GTB

SMC Diode Solutions

BRIDGE RECT 1PHASE 100V 8A GBU

0

GBJ1008TB

GBJ1008TB

SMC Diode Solutions

BRIDGE RECT 1PHASE 800V 10A GBJ

0

GBU401TB

GBU401TB

SMC Diode Solutions

BRIDGE RECT 1PHASE 100V 4A GBU

0

KBP408GTB

KBP408GTB

SMC Diode Solutions

BRIDGE RECT 1PHASE 800V 4A KBP

0

GBJ1001TB

GBJ1001TB

SMC Diode Solutions

BRIDGE RECT 1PHASE 100V 10A GBJ

0

GBJ601TB

GBJ601TB

SMC Diode Solutions

BRIDGE RECT 1PHASE 100V 6A GBJ

0

KMB26STR

KMB26STR

SMC Diode Solutions

BRIDGE RECT 1PHASE 60V 2A MBS

2897

GBU402TB

GBU402TB

SMC Diode Solutions

BRIDGE RECT 1PHASE 200V 4A GBU

0

GBU15005TB

GBU15005TB

SMC Diode Solutions

BRIDGE RECT 1PHASE 50V 15A GBU

0

GBJ1002TB

GBJ1002TB

SMC Diode Solutions

BRIDGE RECT 1PHASE 200V 10A GBJ

0

DB152TB

DB152TB

SMC Diode Solutions

BRIDGE RECT 1P 100V 1.5A DB-M

0

GBJ35005TB

GBJ35005TB

SMC Diode Solutions

BRIDGE RECT 1PHASE 50V 35A GBJ

0

GBJ1508TB

GBJ1508TB

SMC Diode Solutions

BRIDGE RECT 1PHASE 800V 15A GBJ

0

KMB215STR

KMB215STR

SMC Diode Solutions

BRIDGE RECT 1PHASE 150V 2A MBS

8003

ABS22TR

ABS22TR

SMC Diode Solutions

BRIDGE RECT 1PHASE 200V 2A ABS

0

UG3KB60GTB

UG3KB60GTB

SMC Diode Solutions

BRIDGE RECT 1PHASE 600V 3A D3K

825

GBJ3502TB

GBJ3502TB

SMC Diode Solutions

BRIDGE RECT 1PHASE 200V 35A GBJ

0

Diodes - Bridge Rectifiers

1. Overview

Bridge rectifiers are discrete semiconductor devices that convert alternating current (AC) to direct current (DC) using a bridge configuration of four or more diodes. They are fundamental components in power supply circuits, enabling efficient energy conversion in electronic systems. Their importance lies in providing reliable rectification for applications ranging from consumer electronics to industrial machinery, ensuring compatibility between AC power sources and DC-powered devices.

2. Main Types and Functional Classification

TypeFunctional FeaturesApplication Examples
Single-Phase Full-Wave BridgeRectifies both AC half-cycles, low ripple outputSwitching power supplies, battery chargers
Three-Phase Bridge RectifierHandles three-phase AC inputs, higher efficiencyIndustrial motor drives, renewable energy inverters
High-Voltage BridgeRated for >1000V reverse voltageElectric vehicle charging stations, HVDC systems
Bridge Rectifier ModuleIntegrated heat sink, multi-pin packageHigh-power audio amplifiers, welding equipment

3. Structure and Components

A standard bridge rectifier consists of 4 diodes arranged in a closed-loop "bridge" configuration. The diodes are typically silicon-based PN-junction or Schottky barrier structures. The package uses epoxy resin encapsulation with metal terminals for AC/DC connections. Advanced designs incorporate:

  • Thermal vias for heat dissipation
  • Gold-aluminum wire bonds for conductivity
  • Integrated snubber circuits for voltage spike suppression

4. Key Technical Specifications

ParameterDescriptionImportance
Max Average Rectified Current (IO)Maximum continuous DC current ratingDetermines power handling capability
Reverse Peak Voltage (VRRM)Maximum allowable reverse voltagePrevents breakdown under AC peak voltages
Forward Voltage Drop (VF)Voltage loss during conductionImpacts efficiency and thermal design
Operating Temperature RangeValid temperature range for functionalityAffects reliability in extreme environments
Reverse Recovery Time (trr)Time to switch from conduction to blockingCritical for high-frequency applications

5. Application Fields

  • Power Electronics: AC-DC converters in PCs/servers
  • Automotive: Alternator rectification in combustion engines
  • Renewables: Solar inverter input stage
  • Consumer: LED driver circuits in TVs
  • Industrial: CNC machine tool power supplies

6. Leading Manufacturers and Products

ManufacturerRepresentative ProductKey Features
ON SemiconductorMB10F Series1A average current, 600V VRRM, high surge capability
STMicroelectronicsDBL60V120SGThree-phase 600V, integrated TVS protection
Vishay IntertechnologyKBU8M800V rating, 8A average current, compact package
Diodes Inc.GBU606600V, 6A, low leakage current

7. Selection Recommendations

Consider the following factors during component selection:

  1. Calculate required IO with 20% safety margin
  2. Select VRRM >1.5 expected AC peak voltage
  3. Choose low VF devices for >85% efficiency
  4. Match package thermal characteristics to cooling solution
  5. For high-frequency use, prioritize trr <50ns

8. Industry Trends

Future development focuses on:

  • Wide bandgap (SiC/GaN) bridges for 98%+ efficiency
  • 3D-printed heat spreader integration
  • Smart rectifiers with built-in current sensing
  • Automotive-grade modules for 800V EV systems
  • Lead-free packaging meeting RoHS 3.0 standards

Market growth driven by renewable energy systems and electric vehicle adoption, projected at 6.2% CAGR through 2030 (Source: Yole D veloppement).

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