MUR440G
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onsemi MUR440G

Manufacturer No:
MUR440G
Manufacturer:
onsemi
Package:
Bulk
Description:
DIODE GEN PURP 400V 4A DO201AD
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The MUR440G is a high-performance, ultrafast rectifier diode produced by onsemi. This component is part of the MUR series, designed for use in switching power supplies, inverters, and as free-wheeling diodes. The MUR440G is known for its fast recovery times, low forward voltage, and high temperature operation, making it suitable for a variety of high-frequency applications.

Key Specifications

Parameter Value Unit
Peak Repetitive Reverse Voltage (VRRM) 400 V
Average Rectified Forward Current (IF(AV)) 4.0 @ TA = 80°C A
Nonrepetitive Peak Surge Current (IFSM) 110 A
Operating Junction Temperature (TJ) -65 to +175 °C
Maximum Instantaneous Forward Voltage (VF) 1.25 @ IF = 4.0 A, TJ = 25°C V
Maximum Reverse Recovery Time (TRR) 75 ns ns
Maximum Thermal Resistance, Junction-to-Ambient (RθJA) 28 °C/W °C/W
Lead Temperature for Soldering Purposes 260°C Max. for 10 Seconds °C

Key Features

  • Ultrafast recovery times of 75 ns, making it suitable for high-frequency applications.
  • High operating junction temperature of up to 175°C.
  • Low forward voltage, reducing power losses.
  • Low leakage current, enhancing efficiency.
  • High temperature glass passivated junction for reliability.
  • Reverse voltage rating up to 400 V.
  • Pb-free packages, compliant with environmental regulations.
  • Corrosion-resistant and solderable terminal leads.

Applications

The MUR440G is designed for use in various applications, including:

  • Switching power supplies: Due to its fast recovery times and high voltage ratings, it is ideal for high-frequency switching applications.
  • Inverters: Its low forward voltage and high current handling capabilities make it suitable for inverter circuits.
  • Free-wheeling diodes: The MUR440G can be used as a free-wheeling diode in motor control and power conversion circuits.
  • High-frequency rectification: Its ultrafast recovery time makes it a good choice for high-frequency rectification needs.

Q & A

  1. What is the peak repetitive reverse voltage (VRRM) of the MUR440G?

    The peak repetitive reverse voltage (VRRM) of the MUR440G is 400 V.

  2. What is the average rectified forward current (IF(AV)) of the MUR440G at 80°C?

    The average rectified forward current (IF(AV)) of the MUR440G at 80°C is 4.0 A.

  3. What is the nonrepetitive peak surge current (IFSM) of the MUR440G?

    The nonrepetitive peak surge current (IFSM) of the MUR440G is 110 A.

  4. What is the operating junction temperature range of the MUR440G?

    The operating junction temperature range of the MUR440G is -65 to +175°C.

  5. What is the maximum instantaneous forward voltage (VF) of the MUR440G at 4.0 A and 25°C?

    The maximum instantaneous forward voltage (VF) of the MUR440G at 4.0 A and 25°C is 1.25 V.

  6. What is the maximum reverse recovery time (TRR) of the MUR440G?

    The maximum reverse recovery time (TRR) of the MUR440G is 75 ns.

  7. What is the maximum thermal resistance, junction-to-ambient (RθJA), of the MUR440G?

    The maximum thermal resistance, junction-to-ambient (RθJA), of the MUR440G is 28 °C/W.

  8. What is the lead temperature for soldering purposes for the MUR440G?

    The lead temperature for soldering purposes for the MUR440G is 260°C Max. for 10 Seconds.

  9. Is the MUR440G Pb-free?
  10. What are some common applications of the MUR440G?

    The MUR440G is commonly used in switching power supplies, inverters, and as free-wheeling diodes.

Product Attributes

Diode Type:Standard
Voltage - DC Reverse (Vr) (Max):400 V
Current - Average Rectified (Io):4A
Voltage - Forward (Vf) (Max) @ If:1.28 V @ 4 A
Speed:Fast Recovery =< 500ns, > 200mA (Io)
Reverse Recovery Time (trr):75 ns
Current - Reverse Leakage @ Vr:10 µA @ 400 V
Capacitance @ Vr, F:- 
Mounting Type:Through Hole
Package / Case:DO-201AA, DO-27, Axial
Supplier Device Package:Axial
Operating Temperature - Junction:-65°C ~ 175°C
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Similar Products

Part Number MUR440G MUR440L MUR460G MUR440S MUR440H MUR410G MUR420G MUR440
Manufacturer onsemi Diotec Semiconductor onsemi Taiwan Semiconductor Corporation Taiwan Semiconductor Corporation onsemi onsemi Taiwan Semiconductor Corporation
Product Status Obsolete Active Active Active Active Active Active Active
Diode Type Standard Standard Standard Standard Standard Standard Standard Standard
Voltage - DC Reverse (Vr) (Max) 400 V 400 V 600 V 400 V 400 V 100 V 200 V 400 V
Current - Average Rectified (Io) 4A 4A 4A 4A 4A 4A 4A 4A
Voltage - Forward (Vf) (Max) @ If 1.28 V @ 4 A 1.35 V @ 4 A 1.28 V @ 4 A - 1.28 V @ 4 A 890 mV @ 4 A 890 mV @ 4 A 1.28 V @ 4 A
Speed Fast Recovery =< 500ns, > 200mA (Io) Fast Recovery =< 500ns, > 200mA (Io) Fast Recovery =< 500ns, > 200mA (Io) Fast Recovery =< 500ns, > 200mA (Io) Fast Recovery =< 500ns, > 200mA (Io) Fast Recovery =< 500ns, > 200mA (Io) Fast Recovery =< 500ns, > 200mA (Io) Fast Recovery =< 500ns, > 200mA (Io)
Reverse Recovery Time (trr) 75 ns 60 ns 75 ns 50 ns 50 ns 35 ns 35 ns 50 ns
Current - Reverse Leakage @ Vr 10 µA @ 400 V 10 µA @ 400 V 10 µA @ 600 V 10 µA @ 400 V 10 µA @ 400 V 5 µA @ 100 V 5 µA @ 200 V 10 µA @ 400 V
Capacitance @ Vr, F - - - 65pF @ 4V, 1MHz 65pF @ 4V, 1MHz - - 65pF @ 4V, 1MHz
Mounting Type Through Hole Through Hole Through Hole Surface Mount Through Hole Through Hole Through Hole Through Hole
Package / Case DO-201AA, DO-27, Axial DO-201AA, DO-27, Axial DO-201AA, DO-27, Axial DO-214AB, SMC DO-201AD, Axial DO-201AA, DO-27, Axial DO-201AA, DO-27, Axial DO-201AD, Axial
Supplier Device Package Axial DO-201 Axial DO-214AB (SMC) DO-201AD Axial Axial DO-201AD
Operating Temperature - Junction -65°C ~ 175°C -50°C ~ 150°C -65°C ~ 175°C -55°C ~ 175°C -55°C ~ 175°C -65°C ~ 175°C -65°C ~ 175°C -55°C ~ 175°C

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