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BZW50-56B - STMicroelectronics

Description: Peak pulse power: – 5000 W (10/1000 μs) – up to 60 kW (8/20 μs) • Stand-off voltage range from 12 V to 180 V • Unidirectional and bidirectional types • Operating Tj max: 175 °C • High power capability at Tj max.: up to 3700 W (10/1000 µs) • Lead finishing: matte tin plating

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BZW50-56B - STMicroelectronics PCB footprint - Diodes, Axial Diameter Horizontal Mounting - Diodes, Axial Diameter Horizontal Mounting - R6*
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BZW50-56B - STMicroelectronics  - 3D model - Diodes, Axial Diameter Horizontal Mounting - R6*
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BZW50-56B Details

  • Manufacturer Part Number:

    BZW50-56B

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    PLASTIC, R6, 2 PIN

  • Pin Count:

    2

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8541.10.00.50

  • Factory Lead Time:

    25 Weeks

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    0

  • Additional Feature:

    UL RECOGNIZED

  • Breakdown Voltage-Min:

    62.2 V

  • Case Connection:

    ISOLATED

  • Clamping Voltage-Max:

    129 V

  • Configuration:

    SINGLE, 1 CHANNEL

  • Diode Element Material:

    SILICON

  • Diode Type:

    TRANS VOLTAGE SUPPRESSOR DIODE

  • JESD-30 Code:

    O-PALF-W2

  • JESD-609 Code:

    e3

  • Non-rep Peak Rev Power Dis-Max:

    5000 W

  • Number of Elements:

    1

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    175 °C

  • Operating Temperature-Min:

    -55 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape:

    ROUND

  • Package Style:

    LONG FORM

  • Polarity:

    BIDIRECTIONAL

  • Power Dissipation-Max:

    6.5 W

  • Qualification Status:

    Not Qualified

  • Reference Standard:

    IEC-61000-4-2, 4-4, 4-5; MIL-STD-750

  • Rep Pk Reverse Voltage-Max:

    56 V

  • Reverse Current-Max:

    5 µA

  • Reverse Test Voltage:

    56 V

  • Surface Mount:

    NO

  • Technology:

    AVALANCHE

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    WIRE

  • Terminal Position:

    AXIAL

BZW50-56B Frequently Asked Questions (FAQs)

  • The recommended operating voltage range for the BZW50-56B is 50-60V, but it can withstand up to 100V for short periods of time.
  • The BZW50-56B has a high power dissipation, so it's essential to ensure good heat sinking. Use a heat sink with a thermal resistance of less than 10°C/W, and apply a thin layer of thermal interface material to the device.
  • The maximum current rating for the BZW50-56B is 50A, but it's recommended to derate the current to 40A for continuous operation to ensure reliability.
  • Use a voltage regulator or a zener diode to clamp the voltage, and consider adding a current sense resistor and a fuse to protect against overcurrent. Also, ensure the device is properly decoupled with capacitors.
  • Yes, the BZW50-56B is suitable for switching power supplies, but ensure the device is properly snubbed to prevent voltage spikes, and consider adding a soft-start circuit to reduce inrush current.

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BZW50-56B Overview

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About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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