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FZT857TA - Diodes Incorporated

Description: Diodes Inc FZT857TA NPN Transistor, 3.5 A, 300 V, 3 + Tab-Pin SOT-223

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Symbol
FZT857TA - Diodes Incorporated - PCB symbol
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PCB Footprints
FZT857TA - Diodes Incorporated PCB footprint - SOT223 (3-Pin) - SOT223 (3-Pin) - SOT223
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3D Models
FZT857TA - Diodes Incorporated - 3D model - SOT223 (3-Pin) - SOT223
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FZT857TA Details

  • Manufacturer Part Number:

    FZT857TA

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • Factory Lead Time:

    12 Weeks

  • Manufacturer:

    Diodes Incorporated

  • YTEOL:

    4

  • Case Connection:

    COLLECTOR

  • Collector Current-Max (IC):

    3.5 A

  • Collector-Emitter Voltage-Max:

    300 V

  • Configuration:

    SINGLE

  • DC Current Gain-Min (hFE):

    100

  • JESD-30 Code:

    R-PDSO-G4

  • JESD-609 Code:

    e3

  • Moisture Sensitivity Level:

    1

  • Number of Elements:

    1

  • Number of Terminals:

    4

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -55 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR, 7 INCH

  • Peak Reflow Temperature (Cel):

    260

  • Polarity/Channel Type:

    NPN

  • Qualification Status:

    Not Qualified

  • Surface Mount:

    YES

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Position:

    DUAL

  • Transistor Application:

    SWITCHING

  • Transistor Element Material:

    SILICON

  • Transition Frequency-Nom (fT):

    80 MHz

FZT857TA Frequently Asked Questions (FAQs)

  • A thermal pad on the bottom of the package should be connected to a large copper area on the PCB to dissipate heat efficiently. A minimum of 2oz copper thickness is recommended.
  • The FZT857TA requires a bias voltage of 2.5V to 5.5V. Ensure the input voltage is within this range and the output is properly terminated to avoid oscillations.
  • The maximum power dissipation is 1.4W. Ensure the device is properly heat-sinked and the ambient temperature is within the recommended operating range.
  • Yes, the FZT857TA is suitable for switching regulator applications due to its high-speed switching capability and low RDS(on). However, ensure the device is properly biased and the output is properly filtered.
  • Handle the device with an ESD wrist strap or mat, and ensure the PCB has ESD protection circuits, such as TVS diodes or ESD protection arrays, to prevent damage.

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FZT857TA Overview

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