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VISHAY | 120NQ045R | Schottky Rectifier Diode

Original price was: ¥99,999.00.Current price is: ¥1,588.00.

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Detailed content

The VISHAY 120NQ045R is a high-current Schottky rectifier diode designed for industrial power conversion and high-frequency switching applications. It features a 45V reverse voltage rating and 120A average forward current capability in a D-67 HALF-PAK chassis mount package. The device is optimized for low forward voltage drop, high efficiency, and reliable operation in demanding power systems.

This diode is commonly used in switching power supplies, UPS systems, DC power converters, welding equipment, battery protection circuits, and freewheeling diode applications where fast switching performance and low conduction losses are required.

Product Datasheet

Parameter Description
Brand VISHAY
Model 120NQ045R
Series 120NQ Series Schottky Rectifier
Product Name High Current Schottky Rectifier Diode
Diode Type Single Schottky Power Diode
Reverse Voltage 45 V
Average Forward Current 120 A
Forward Voltage Drop Approx. 0.57–0.62 V @ 120 A
Package Type D-67 HALF-PAK Chassis Mount
Circuit Configuration Single Diode
Origin / Place of Origin USA / Manufacturing origin may vary
Product Status Legacy / Replacement Available
Dimensions D-67 HALF-PAK package
Weight Approx. 20–30 g
Power High-current power semiconductor device
Operating Temperature -55°C to +150°C junction temperature
Discontinued Original 120NQ045R series may be obsolete depending on manufacturer stock status

Common Questions & Answers

Q: What is the function of the VISHAY 120NQ045R?
A: It is a Schottky rectifier diode used to convert AC to DC and provide efficient current flow control in power electronic circuits.

Q: What are the main advantages of this diode?
A: It provides low forward voltage drop, fast switching capability, high current handling, and improved efficiency compared with standard rectifier diodes.

Q: Does the 120NQ045R require external control power?
A: No. It is a passive semiconductor component and operates according to circuit voltage and current conditions.

Q: What applications commonly use this diode?
A: Typical applications include switching power supplies, converters, UPS equipment, welding systems, reverse battery protection, and high-current DC systems.

Q: Is 120NQ045R interchangeable with VS-120NQ045PbF?
A: They are from the same 120NQ045 family with similar electrical characteristics, but exact replacement should be verified according to package style, lead configuration, and system requirements.

Recommended VISHAY Models

  1. VS-120NQ045PbF — High Performance Schottky Rectifier, 120A, 45V, D-67 HALF-PAK
  2. VS-121NQ045PbF — High Performance Schottky Rectifier, 120A, 45V, higher temperature version
  3. VS-120NQ035PbF — Schottky Rectifier, 120A, 35V variant
  4. VS-120NQ040PbF — Schottky Rectifier, 120A, 40V variant
  5. VS-150NQ045PbF — High Current Schottky Rectifier Series
  6. VS-160NQ045PbF — High Current Power Rectifier Series
  7. VS-85NQ045PbF — Schottky Rectifier, lower current alternative
  8. VS-200NQ045PbF — Higher current Schottky Rectifier Series
  9. VS-240NQ045PbF — High Power Schottky Rectifier Family
  10. VS-30BQ045PbF — Low voltage Schottky Rectifier Series

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