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LM94021QBIMG/NOPB - Texas Instruments

Description: Automotive Grade, ±1.5°C Temperature Sensor with Multiple Gain Analog Output Options

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LM94021QBIMG/NOPB - Texas Instruments - PCB symbol
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PCB Footprints
LM94021QBIMG/NOPB - Texas Instruments PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - DCK
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3D Models
LM94021QBIMG/NOPB - Texas Instruments - 3D model - SOT23 (5-Pin) - DCK
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LM94021QBIMG/NOPB Details

  • Manufacturer Part Number:

    LM94021QBIMG/NOPB

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    GREEN, PLASTIC, SC-70, 5 PIN

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • 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

  • Screening Level:

    AEC-Q100

  • 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

LM94021QBIMG/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 PCB. A 4-layer PCB with a solid ground plane and a thermal relief pattern can help to dissipate heat efficiently.
  • 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 thermal source, and the thermal interface material should be of high quality.
  • The recommended power-up sequence for the LM94021 is to apply the power supply voltage (VCC) before applying the input voltage (VIN). This ensures that the internal voltage regulator is fully powered up before the input voltage is applied.
  • The thermal shutdown feature of the LM94021 is designed to protect the device from overheating. If the device exceeds the thermal shutdown temperature (typically 150°C), it will shut down until the temperature drops below the thermal shutdown hysteresis (typically 130°C). To handle this feature, ensure that the device is properly heatsinked, and that the thermal interface material is of high quality.
  • The recommended input voltage range for the LM94021 is 2.7V to 5.5V. Operating the device outside of this range may affect its performance and accuracy.

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LM94021QBIMG/NOPB Overview

Use the download button to access the LM94021QBIMG/NOPB schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like LM940, or try a keyword search, such as Temperature Sensors

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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