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SI9435BDY-T1-E3 - Vishay

Description: SI9435BDY-T1-E3, P-channel MOSFET Transistor 4.1 A 30 V, 8-Pin SOIC

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SI9435BDY-T1-E3 - Vishay - PCB symbol
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SI9435BDY-T1-E3 - Vishay PCB footprint - Small Outline Packages - Small Outline Packages - 8-Pin Narrow SOIC
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SI9435BDY-T1-E3 - Vishay - 3D model - Small Outline Packages - 8-Pin Narrow SOIC
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SI9435BDY-T1-E3 Details

  • Manufacturer Part Number:

    SI9435BDY-T1-E3

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    SOP-8

  • Reach Compliance Code:

    Compliant

  • ECCN Code:

    EAR99

  • Manufacturer:

    Vishay Intertechnologies

  • YTEOL:

    0

  • Configuration:

    SINGLE WITH BUILT-IN DIODE

  • DS Breakdown Voltage-Min:

    30 V

  • Drain Current-Max (ID):

    4.1 A

  • Drain-source On Resistance-Max:

    0.042 Ω

  • FET Technology:

    METAL-OXIDE SEMICONDUCTOR

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Moisture Sensitivity Level:

    1

  • Number of Elements:

    1

  • Number of Terminals:

    8

  • Operating Mode:

    ENHANCEMENT MODE

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -55 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Polarity/Channel Type:

    P-CHANNEL

  • Power Dissipation-Max (Abs):

    1.3 W

  • Pulsed Drain Current-Max (IDM):

    30 A

  • Qualification Status:

    Not Qualified

  • Surface Mount:

    YES

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Position:

    DUAL

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

    30

  • Transistor Element Material:

    SILICON

  • Turn-off Time-Max (toff):

    120 ns

  • Turn-on Time-Max (ton):

    50 ns

SI9435BDY-T1-E3 Frequently Asked Questions (FAQs)

  • The recommended PCB footprint for the SI9435BDY-T1-E3 is a 5-pin SOT23 package with a 1.5mm x 2.5mm body size. A minimum pad size of 0.5mm x 0.5mm is recommended for each pin.
  • To ensure proper biasing, connect the input pin (VIN) to a stable voltage source between 2.5V and 5.5V. The enable pin (EN) should be tied to VIN or a logic signal. The output pin (VOUT) should be decoupled with a 1uF ceramic capacitor.
  • The SI9435BDY-T1-E3 is capable of delivering up to 1A of output current. However, it's recommended to limit the output current to 500mA for optimal performance and thermal management.
  • To protect the SI9435BDY-T1-E3 from overvoltage and undervoltage conditions, consider adding overvoltage protection (OVP) and undervoltage lockout (UVLO) circuits. You can also use a voltage supervisor IC to monitor the input voltage and reset the system if it falls outside the recommended operating range.
  • The thermal derating curve for the SI9435BDY-T1-E3 is typically provided in the datasheet. As a general guideline, the device can operate up to 125°C junction temperature. For every 10°C increase above 25°C, the output current should be derated by 10% to ensure reliable operation.

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SI9435BDY-T1-E3 Overview

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