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UC3705D - Texas Instruments

Description: Texas Instruments UC3705D, MOSFET Power Driver 1.5A, 5 → 40 V, 8-Pin SOIC

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UC3705D - Texas Instruments - PCB symbol
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PCB Footprints
UC3705D - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D0008A
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3D Models
UC3705D - Texas Instruments - 3D model - Small Outline Packages - D0008A
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UC3705D Details

  • Manufacturer Part Number:

    UC3705D

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • High Side Driver:

    NO

  • Input Characteristics:

    STANDARD

  • Interface IC Type:

    BUFFER OR INVERTER BASED MOSFET DRIVER

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    2

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    70 °C

  • Output Characteristics:

    TOTEM-POLE

  • Output Current-Max:

    1.5 A

  • Output Peak Current Limit-Nom:

    1.5 A

  • Output Polarity:

    COMPLEMENTARY

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max:

    12 mA

  • Supply Voltage-Max:

    40 V

  • Supply Voltage-Min:

    5 V

  • Supply Voltage-Nom:

    20 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Turn-off Time:

    0.06 µs

  • Turn-on Time:

    0.06 µs

  • Width:

    3.9 mm

UC3705D Frequently Asked Questions (FAQs)

  • The UC3705D is a high-frequency device, and proper layout and placement are crucial. TI recommends placing the device close to the power source, using a solid ground plane, and keeping the input and output traces short and separate to minimize noise and radiation.
  • Proper bypassing and filtering are essential for the UC3705D. TI recommends using a combination of ceramic and electrolytic capacitors for bypassing, and adding a pi-filter or a common-mode choke to filter out noise and prevent oscillations.
  • The maximum allowable voltage drop across the UC3705D is typically around 1.5V to 2V. Exceeding this limit can cause the device to malfunction or enter an overcurrent protection mode. It's essential to ensure the input voltage is within the recommended range to maintain reliable operation.
  • To troubleshoot issues with the UC3705D, start by checking the input voltage, output voltage, and current. Use an oscilloscope to inspect the waveforms and look for signs of oscillation or noise. Check the device's temperature and ensure proper heat sinking. Consult the datasheet and application notes for guidance on troubleshooting and diagnosis.
  • The UC3705D is rated for industrial temperature range (-40°C to 85°C). For high-reliability or high-temperature applications, TI recommends using the UC3705D in a derated configuration, reducing the maximum operating temperature and ensuring proper heat sinking and thermal management.

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UC3705D Overview

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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