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B3W-4055

Specifications

SKU: 9512454

BUY B3W-4055 https://www.utsource.net/itm/p/9512454.html

Parameter Value Unit
Type Bipolar Transistor -
Collector-Emitter Voltage (VCEO) 800 V
Collector-Base Voltage (VCBO) 800 V
Emitter-Base Voltage (VEBO) 7 V
Continuous Collector Current (IC) 15 A
Power Dissipation (Ptot) 225 W
Junction Temperature (Tj) -55 to +150 °C
Storage Temperature (Tstg) -65 to +150 °C
Transition Frequency (ft) 2.5 MHz
Current Gain (hFE) 10 to 150 -
Package TO-247 -

Instructions for Use:

  1. Mounting:

    • Ensure proper heat sinking to maintain junction temperature within specified limits.
    • Use thermal compound between the transistor and heat sink for better thermal conductivity.
  2. Biasing:

    • Set the base current (IB) to achieve the desired collector current (IC).
    • Ensure that the base-emitter voltage (VBE) is within the specified range to avoid damage.
  3. Power Dissipation:

    • Calculate the power dissipation (P = IC * VCE) and ensure it does not exceed the maximum rated power dissipation.
    • Use a suitable heat sink to dissipate excess heat.
  4. Operating Conditions:

    • Operate within the specified temperature range to avoid thermal runaway and ensure reliable performance.
    • Avoid exceeding the maximum collector-emitter voltage (VCEO) and collector-base voltage (VCBO).
  5. Storage:

    • Store in a dry, cool place to prevent moisture damage.
    • Handle with care to avoid mechanical stress on the leads and package.
  6. Testing:

    • Use a multimeter or transistor tester to verify the functionality of the transistor before installation.
    • Check for continuity and resistance values to ensure the device is not damaged.
  7. Soldering:

    • Use a low-temperature soldering iron to avoid damaging the transistor.
    • Ensure the soldering time is kept to a minimum to prevent thermal stress.
  8. Safety:

    • Always disconnect the power supply before handling the transistor.
    • Use appropriate personal protective equipment (PPE) when working with high voltages and currents.
(For reference only)

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