1N4937GP
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onsemi 1N4937GP

Manufacturer No:
1N4937GP
Manufacturer:
onsemi
Package:
Tape & Reel (TR)
Description:
DIODE GEN PURP 600V 1A DO41
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The 1N4937GP is a fast recovery rectifier diode produced by ON Semiconductor. This component is part of the 1N4933GP to 1N4937GP series, known for their high reliability and performance in various electrical applications. The 1N4937GP is housed in a DO-41 (DO-204AL) package, which is a molded epoxy over glass body, meeting the UL 94 V-0 flammability rating. The diode features a high temperature metallurgically bonded construction and a sintered glass cavity-free junction, ensuring robust and efficient operation.

Key Specifications

Parameter Symbol Value Unit
Maximum Repetitive Reverse Voltage VRRM 600 V
Maximum RMS Voltage VRMS 420 V
Maximum DC Blocking Voltage VDC 600 V
Maximum Average Forward Rectified Current IF(AV) 1.0 A
Peak Forward Surge Current IFSM 30 A
Operating Junction Temperature TJ -50 to +150 °C
Storage Temperature Range TSTG -50 to +150 °C
Forward Voltage VF 1.2 V
Reverse Recovery Time trr 200 ns
Reverse Current at Rated VR IR 5.0 μA (at TA = 25°C), 100 μA (at TA = 125°C)
Total Capacitance CJ 15 pF (at VR = 4.0 V, f = 1 MHz)
Thermal Resistance, Junction-to-Ambient RθJA 55 °C/W

Key Features

  • High Temperature Metallurgically Bonded Construction: Ensures high reliability and performance in high-temperature environments.
  • Sintered Glass Cavity-Free Junction: Provides a robust and efficient operation by minimizing the risk of junction failures.
  • Low Forward Voltage Drop: Reduces power losses and improves efficiency in rectification applications.
  • High Surge Current Capability: Handles peak forward surge currents up to 30 A, making it suitable for applications with high transient currents.
  • High Current Capability: Supports an average rectified forward current of 1.0 A, suitable for various power rectification needs.
  • Fast Recovery Time: With a reverse recovery time of 200 ns, it is ideal for fast switching applications.
  • UL 94 V-0 Flammability Rating: The molded epoxy over glass body meets stringent safety standards.

Applications

  • Power Supplies: Used in rectifier circuits for converting AC to DC.
  • DC-DC Converters: Suitable for high-efficiency DC-DC conversion applications.
  • Freewheeling Diodes: Used in motor control and power electronics to protect against back EMF.
  • Consumer and Telecommunication Equipment: Ideal for use in various consumer and telecommunication devices requiring reliable rectification.
  • General Rectification: Used in a wide range of applications requiring efficient and reliable rectification of electrical currents.

Q & A

  1. What is the maximum repetitive reverse voltage (VRRM) of the 1N4937GP diode?

    The maximum repetitive reverse voltage (VRRM) of the 1N4937GP diode is 600 V.

  2. What is the maximum average forward rectified current (IF(AV)) of the 1N4937GP diode?

    The maximum average forward rectified current (IF(AV)) of the 1N4937GP diode is 1.0 A.

  3. What is the peak forward surge current (IFSM) of the 1N4937GP diode?

    The peak forward surge current (IFSM) of the 1N4937GP diode is 30 A.

  4. What is the operating junction temperature range of the 1N4937GP diode?

    The operating junction temperature range of the 1N4937GP diode is -50 to +150 °C.

  5. What is the forward voltage (VF) of the 1N4937GP diode at 1.0 A?

    The forward voltage (VF) of the 1N4937GP diode at 1.0 A is 1.2 V.

  6. What is the reverse recovery time (trr) of the 1N4937GP diode?

    The reverse recovery time (trr) of the 1N4937GP diode is 200 ns.

  7. What is the thermal resistance, junction-to-ambient (RθJA), of the 1N4937GP diode?

    The thermal resistance, junction-to-ambient (RθJA), of the 1N4937GP diode is 55 °C/W.

  8. In what package is the 1N4937GP diode available?

    The 1N4937GP diode is available in a DO-41 (DO-204AL) package.

  9. What are some common applications of the 1N4937GP diode?

    The 1N4937GP diode is commonly used in power supplies, DC-DC converters, freewheeling diodes, and general rectification applications.

  10. Does the 1N4937GP diode meet any specific safety standards?

    Yes, the 1N4937GP diode meets the UL 94 V-0 flammability rating.

Product Attributes

Diode Type:Standard
Voltage - DC Reverse (Vr) (Max):600 V
Current - Average Rectified (Io):1A
Voltage - Forward (Vf) (Max) @ If:1.2 V @ 1 A
Speed:Fast Recovery =< 500ns, > 200mA (Io)
Reverse Recovery Time (trr):150 ns
Current - Reverse Leakage @ Vr:5 µA @ 600 V
Capacitance @ Vr, F:12pF @ 4V, 1MHz
Mounting Type:Through Hole
Package / Case:DO-204AL, DO-41, Axial
Supplier Device Package:DO-41
Operating Temperature - Junction:-50°C ~ 150°C
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Similar Products

Part Number 1N4937GP 1N4934GP 1N4935GP 1N4936GP 1N4937G 1N4937GH
Manufacturer onsemi onsemi Fairchild Semiconductor onsemi onsemi Taiwan Semiconductor Corporation
Product Status Obsolete Obsolete Obsolete Obsolete Active Active
Diode Type Standard Standard Standard Standard Standard Standard
Voltage - DC Reverse (Vr) (Max) 600 V 100 V 200 V 400 V 600 V 600 V
Current - Average Rectified (Io) 1A 1A 1A 1A 1A 1A
Voltage - Forward (Vf) (Max) @ If 1.2 V @ 1 A 1.2 V @ 1 A 1.2 V @ 1 A 1.2 V @ 1 A 1.2 V @ 1 A 1.2 V @ 1 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)
Reverse Recovery Time (trr) 150 ns 150 ns 150 ns 150 ns 300 ns 200 ns
Current - Reverse Leakage @ Vr 5 µA @ 600 V 5 µA @ 100 V 5 µA @ 200 V 5 µA @ 400 V 5 µA @ 600 V 5 µA @ 600 V
Capacitance @ Vr, F 12pF @ 4V, 1MHz 12pF @ 4V, 1MHz 12pF @ 4V, 1MHz 12pF @ 4V, 1MHz - 10pF @ 4V, 1MHz
Mounting Type Through Hole Through Hole Through Hole Through Hole Through Hole Through Hole
Package / Case DO-204AL, DO-41, Axial DO-204AL, DO-41, Axial DO-204AL, DO-41, Axial DO-204AL, DO-41, Axial DO-204AL, DO-41, Axial DO-204AL, DO-41, Axial
Supplier Device Package DO-41 DO-41 DO-204AL (DO-41) DO-41 Axial DO-204AL (DO-41)
Operating Temperature - Junction -50°C ~ 150°C -50°C ~ 150°C -50°C ~ 150°C -50°C ~ 150°C -65°C ~ 150°C -55°C ~ 150°C

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