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LM94021BIMG/NOPB - Texas Instruments

Description: Analog Temperature Sensor,LM94021BIMG LM94021BIMG/NOPB, Temperature Sensor ??2.7??C 1.5 ??? 5.5 V 5-Pin SC-70

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LM94021BIMG/NOPB - Texas Instruments - PCB symbol
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PCB Footprints
LM94021BIMG/NOPB - Texas Instruments PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - DCK(R-PDSO-G5)
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3D Models
LM94021BIMG/NOPB - Texas Instruments - 3D model - SOT23 (5-Pin) - DCK(R-PDSO-G5)
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LM94021BIMG/NOPB Details

  • Manufacturer Part Number:

    LM94021BIMG/NOPB

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Accuracy-Max (Cel):

    1.5 Cel

  • Additional Feature:

    SHORT CIRCUIT PROTECTION

  • Body Breadth:

    1.25 mm

  • Body Height:

    0.95 mm

  • Body Length or Diameter:

    2 mm

  • Housing:

    PLASTIC

  • JESD-609 Code:

    e3

  • Mounting Feature:

    SURFACE MOUNT

  • Number of Terminals:

    5

  • Operating Current-Max:

    0.012 mA

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -50 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Equivalence Code:

    TSSOP5/6,.08

  • Package Shape/Style:

    RECTANGULAR

  • R0-Nom:

    8 Ω

  • Sensors/Transducers Type:

    TEMPERATURE SENSOR,ANALOG,VOLTAGE OUTPUT

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    1.5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Terminal Finish:

    Matte Tin (Sn)

  • Termination Type:

    SOLDER

LM94021BIMG/NOPB Frequently Asked Questions (FAQs)

  • A good PCB layout for optimal thermal performance involves placing the device near a thermal pad or a heat sink, and ensuring good thermal conductivity between the device and the heat sink. The datasheet provides some guidelines, but a more detailed application note from TI provides additional recommendations.
  • To ensure accurate temperature measurement, it's essential to calibrate the device, use a high-precision voltage reference, and minimize noise and interference in the circuit. Additionally, the device should be placed close to the temperature sensing point to minimize thermal gradients.
  • The maximum allowed voltage on the VCC pin is 5.5V, as specified in the datasheet. Exceeding this voltage can damage the device.
  • The LM94021B is rated for operation up to 125°C, but it's essential to consider the device's thermal characteristics and ensure proper heat sinking to prevent overheating. Consult the datasheet and application notes for more information.
  • The LM94021B can be interfaced with a microcontroller using an analog-to-digital converter (ADC) to read the temperature data. The datasheet provides examples of interface circuits, and TI also offers application notes and code examples for popular microcontrollers.

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LM94021BIMG/NOPB 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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