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Diodes - Bridge Rectifiers

Image Part Number Description / PDF Quantity Rfq
GBJ2004-F

GBJ2004-F

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 400V 20A GBJ

69
DF04M

DF04M

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 400V 1A DFM

8443
SDA006-7

SDA006-7

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 3P 75V 215MA SOT363

299048000
KBP2005G

KBP2005G

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 50V 2A KBP

15455
RDBF151U-13

RDBF151U-13

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECTIFIER DBF T&R 3K

0
DF1504S-T

DF1504S-T

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1P 400V 1.5A DF-S

16869
ABS10B-13

ABS10B-13

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1P 1KV 1.5A 4SOPA

4
GBU6005

GBU6005

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 50V 6A GBU

3
DF1504S

DF1504S

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1P 400V 1.5A DF-S

1500
KBP308G

KBP308G

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECTIFIER KBP TUBE 35PCS

105
DF1506S

DF1506S

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1P 600V 1.5A DF-S

600
GBU1002

GBU1002

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 200V 10A GBU

11300
GBJ8005-F

GBJ8005-F

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 50V 8A GBJ

3
DF02M

DF02M

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 200KV 1A DFM

36413
RDBF32-13

RDBF32-13

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECTIFIER DBF T&R 3K

0
GBJ2504-F

GBJ2504-F

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 400V 25A GBJ

2057
DF15005S-T

DF15005S-T

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 50V 1.5A DF-S

105643000
GBU808

GBU808

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 800V 8A GBU

1
GBU4005

GBU4005

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 50V 4A GBU

0
GBU810

GBU810

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 1KV 8A GBU

4384

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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