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Diodes - Bridge Rectifiers

Image Part Number Description / PDF Quantity Rfq
KBP404G

KBP404G

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECTIFIER KBP TUBE 35PCS

0
KBP306G

KBP306G

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECTIFIER KBP TUBE 35PCS

0
GBU406

GBU406

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 600V 4A GBU

6209
GBJ1010-F

GBJ1010-F

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 1KV 10A GBJ

53
HD06-T

HD06-T

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1P 600V 800MA 4-DIP

86350
KBP201G

KBP201G

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 100V 2A KBP

17
KBP204G

KBP204G

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 400V 2A KBP

18161
DF1502S

DF1502S

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1P 200V 1.5A DF-S

4952500
KBP310G

KBP310G

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECTIFIER KBP TUBE 35PCS

0
GBJ15005-F

GBJ15005-F

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 50V 15A GBJ

0
GBU410

GBU410

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 1KV 4A GBU

60393
RDBF36-13

RDBF36-13

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECTIFIER DBF T&R 3K

0
DFBR030U3LP-13

DFBR030U3LP-13

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1P 30V 3A DFN4040-8

2706
KBP005G

KBP005G

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 50V 1.5A KBP

67
GBU402

GBU402

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 200V 4A GBU

1036
GBJ2006-F

GBJ2006-F

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 600V 20A GBJ

3249
DF005M

DF005M

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 50V 1A DFM

5451
KBJ406G

KBJ406G

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 600V 4A KBJ

915500
DF10S-T

DF10S-T

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 1KV 1A DF-S

10504
DF15005S

DF15005S

Zetex Semiconductors (Diodes Inc.)

BRIDGE RECT 1PHASE 50V 1.5A DF-S

300

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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