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Diodes - Bridge Rectifiers

Image Part Number Description / PDF Quantity Rfq
PBPC1006

PBPC1006

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1P 800V 8A PBPC-8

0
DSRHD04-13

DSRHD04-13

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1P 400V 1A T-MINIDIP

0
PBPC1003

PBPC1003

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1P 200V 8A PBPC-8

0
MB151

MB151

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 100V 15A MB

0
MB3510

MB3510

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 1KV 35A MB

0
MB352W

MB352W

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 200V 35A MB-W

0
PBU805

PBU805

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 600V 8A PBU

0
RS402LDI-F

RS402LDI-F

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 100V 4A RS-4L

0
PBPC1005

PBPC1005

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1P 600V 8A PBPC-8

0
GBJ802

GBJ802

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 200V 8A GBJ

0
ZXSBMR16PT8TA

ZXSBMR16PT8TA

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 40V 400MA SM8

0
MB251

MB251

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 100V 25A MB

0
GBJ804

GBJ804

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 400V 8A GBJ

0
MB256

MB256

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 600V 25A MB

0
MB254-F

MB254-F

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 400V 25A MB

0
KBJ6005G

KBJ6005G

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 50V 6A KBJ

0
MB356-F

MB356-F

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 600V 35A MB

0
RS404L-F

RS404L-F

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 400V 4A RS-4L

0
MB156W

MB156W

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 600V 15A MB-W

0
W10G

W10G

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 1KV 1.5A WOG

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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