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2STF2340 - STMicroelectronics

Description: Transistor NPN 40V 3A 100MHz SOT89

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2STF2340 - STMicroelectronics - PCB symbol
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PCB Footprints
2STF2340 - STMicroelectronics PCB footprint - Other - Other - SOT89
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3D Models
2STF2340 - STMicroelectronics - 3D model - Other - SOT89
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2STF2340 Details

  • Manufacturer Part Number:

    2STF2340

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    ROHS COMPLIANT, PLASTIC PACKAGE-4

  • Pin Count:

    4

  • ECCN Code:

    EAR99

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    0

  • Case Connection:

    COLLECTOR

  • Collector Current-Max (IC):

    3 A

  • Collector-Emitter Voltage-Max:

    40 V

  • Configuration:

    SINGLE

  • DC Current Gain-Min (hFE):

    200

  • JESD-30 Code:

    R-PDSO-F4

  • Number of Elements:

    1

  • Number of Terminals:

    4

  • Operating Temperature-Max:

    150 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    NOT SPECIFIED

  • Polarity/Channel Type:

    PNP

  • Power Dissipation-Max (Abs):

    1.4 W

  • Qualification Status:

    Not Qualified

  • Surface Mount:

    YES

  • Terminal Form:

    FLAT

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    NOT SPECIFIED

  • Transistor Application:

    SWITCHING

  • Transistor Element Material:

    SILICON

  • Transition Frequency-Nom (fT):

    100 MHz

2STF2340 Frequently Asked Questions (FAQs)

  • STMicroelectronics provides a recommended PCB layout in their application note AN2340, which includes guidelines for thermal vias, copper pours, and component placement to minimize thermal resistance and ensure reliable operation.
  • The gate resistor value depends on the specific application, switching frequency, and power requirements. A general guideline is to use a value between 1 ohm and 10 ohms. Consult the application note AN2340 and the datasheet for more information on gate resistor selection.
  • The maximum allowed voltage on the bootstrap pin (VB) during startup is typically around 6-7V. Exceeding this voltage can damage the internal bootstrap diode. Consult the datasheet and application note AN2340 for more information on startup sequencing and voltage limitations.
  • To ensure reliable operation at high temperatures, follow the recommended thermal design guidelines, use a suitable heat sink, and ensure good airflow. Additionally, consider using a thermistor or temperature sensor to monitor the device temperature and implement thermal protection if necessary.
  • The recommended input capacitor value and type depend on the specific application and input voltage. A general guideline is to use a low-ESR ceramic capacitor with a value between 1uF and 10uF. Consult the datasheet and application note AN2340 for more information on input capacitor selection.

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2STF2340 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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