MUR420 The MUR420 is an ultrafast plastic rectifier from Motorola Semiconductor, designed for high-frequency rectification and freewheeling applications. It features a 200V reverse voltage rating and a 4A average forward current.
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MUR420

Available from 1 distributors
Mfr Name: Motorola Semicondutor
Motorola Semicondutor
The MUR420 is an ultrafast plastic rectifier from Motorola Semiconductor, designed for high-frequency rectification and freewheeling applications. It features a 200V reverse voltage rating and a 4A average forward current.
✓ Total Stock: 9 pcs
$ Price Range: $0.40

MUR420 Available from 1 distributor

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MUR420 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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Manufacturer Name
Mounting Type
Operating Temperature

MUR420 Description

Short technical summary and product information.

The MUR420 is an ultrafast plastic rectifier manufactured by Motorola Semiconductor, suitable for high-frequency rectification and freewheeling applications in switching mode converters and inverters. It is designed for consumer, computer, and telecommunication applications.

 

Key electrical characteristics include a maximum repetitive peak reverse voltage of 200V and a maximum average forward rectified current of 4A at 80°C. The device boasts an ultrafast reverse recovery time of 25ns, contributing to low switching losses and high efficiency. Its low forward voltage drop and low leakage current further enhance its efficiency.

 

The rectifier features a glass passivated pellet chip junction and a high forward surge capability. It is housed in a DO-201AD package, a common through-hole component. The molding compound meets UL 94 V-0 flammability rating, and the terminals are matte tin plated, making them solderable per J-STD-002 and JESD 22-B102.

 

This rectifier is designed for applications requiring fast switching speeds and high reliability. Its robust construction and performance specifications make it a suitable choice for demanding power supply designs.

MUR420 Quick Information

Product Type: Rectifier Diode
Series: MUR4xx
Canonical Name: MUR420 Ultrafast Plastic Rectifier
Subcategory: Rectifier

MUR420 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

MUR420 Estimated Pricing

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1+ $0.40 $0.40

Estimated market price range - modelled values for guidance only, not live distributor offers.

MUR420 Features

  • Ultrafast reverse recovery time of 25ns.
  • High forward surge capability of 150A.
  • Low forward voltage drop.
  • DO-201AD package for through-hole mounting.
  • Suitable for high-frequency applications.

MUR420 Applications

  • High frequency rectification circuits.
  • Freewheeling applications.
  • Switching mode converters.
  • Inverters for consumer electronics.
  • Telecommunication power supplies.

MUR420 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum reverse voltage rating of the MUR420?

The maximum repetitive peak reverse voltage is 200V, and the maximum DC blocking voltage is also 200V.

What is the average forward current rating of the MUR420?

The maximum average forward rectified current is 4A at TA = 80°C.

What is the forward voltage drop of the MUR420?

The typical forward voltage is 0.71V at IF = 3.0A and TJ = 150°C, and 0.89V at IF = 4.0A and TJ = 25°C.

What is the reverse recovery time of the MUR420?

The typical reverse recovery time is 25ns under test conditions IF = 0.5A, IR = 1.0A, Irr = 0.25A, and 35ns under IF = 1.0A, dI/dt = 50A/μs, VR = 30V, Irr = 10% IRM.

What is the package type of the MUR420?

The MUR420 is available in a DO-201AD through-hole package.

What is the peak forward surge current rating?

The peak forward surge current (IFSM) is 150A for a single 8.3ms half sine-wave.

What is the operating temperature range?

The operating junction and storage temperature range is -65°C to +175°C.

MUR420 Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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1N647-1
1N647-1
Microsemi Corporation
The Microsemi Corporation 1N647-1 is a silicon rectifier diode with a 400V reverse voltage rating. It features a hermetically sealed glass package.
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