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TMCS1101A3UQDT - Texas Instruments

Description: Board Mount Current Sensors Precision isolated current sensor with internal reference 8-SOIC -40 to 125

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TMCS1101A3UQDT - Texas Instruments - PCB symbol
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TMCS1101A3UQDT - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D0008A SOIC
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TMCS1101A3UQDT - Texas Instruments - 3D model - Small Outline Packages - D0008A SOIC
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TMCS1101A3UQDT Details

  • Manufacturer Part Number:

    TMCS1101A3UQDT

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Date Of Intro:

    2020-05-31

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Body Breadth:

    3.895 mm

  • Body Height:

    1.75 mm

  • Body Length or Diameter:

    4.905 mm

  • JESD-609 Code:

    e3

  • Mounting Feature:

    SURFACE MOUNT

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Type:

    ANALOG VOLTAGE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Equivalence Code:

    SOP8,.23

  • Package Shape/Style:

    RECTANGULAR

  • Sensors/Transducers Type:

    CURRENT SENSOR

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    3 V

  • Surface Mount:

    YES

  • Terminal Finish:

    Matte Tin (Sn)

TMCS1101A3UQDT Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and a separate power plane is recommended. Keep the analog and digital grounds separate and connect them at a single point. Use a ferrite bead or a 10-ohm resistor in series with the VCC pin to reduce noise.
  • Use a low-impedance current sense resistor (e.g., 1-10 mohm) and place it close to the device. Ensure the sense resistor is in the direct path of the current being measured. Use a Kelvin connection to the sense resistor to minimize parasitic inductance.
  • A simple RC filter (e.g., 1 kohm and 10 nF) can be used to filter out high-frequency noise. For more aggressive filtering, use a 2nd-order Butterworth filter with a cutoff frequency around 100 kHz.
  • The output voltage swing is dependent on the input voltage and the gain setting. Ensure the output voltage is within the specified range (0.5-4.5V) to avoid saturation. Use an external amplifier or buffer if the output voltage needs to be shifted or amplified.
  • Use a thermal pad or a heat sink to dissipate heat. Ensure good airflow around the device. Keep the device away from heat sources and avoid blocking airflow. Use thermal interface material (TIM) to improve heat transfer.

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TMCS1101A3UQDT 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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