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ADT7461ARMZ-R7 - onsemi

Description: On-chip and Remote Temperature Sensor; 0.25°C Resolution/1°C Accuracy on Remote Channel; 1°C Resolution/3°C Accuracy on Local Channel; Automatically Cancels up to 3 kΩ (typical) of Resistance in Series with Remote Diode to Allow Noise Filtering; 2-wire SMBus Serial Interface with SMBus Alert Support; Programmable Over/Under Temperature Limits; Up to Two Over Temperature Fail-safe THERM Outputs; 170 µA Operating Current, 5.5 µA Standby Current

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ADT7461ARMZ-R7 - onsemi - PCB symbol
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ADT7461ARMZ-R7 - onsemi PCB footprint - Small Outline Packages - Small Outline Packages - Micro8
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ADT7461ARMZ-R7 Details

  • Manufacturer Part Number:

    ADT7461ARMZ-R7

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    Micro 8 lead Surface Mount

  • Package Description:

    MSOP-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    846A-02

  • Country Of Origin:

    Malaysia

  • Manufacturer:

    onsemi

  • YTEOL:

    6.8

  • Accuracy-Max (Cel):

    3 Cel

  • Body Breadth:

    3 mm

  • Body Height:

    0.95 mm

  • Body Length or Diameter:

    3 mm

  • Housing:

    PLASTIC

  • Mounting Feature:

    SURFACE MOUNT

  • Number of Bits:

    8

  • Number of Terminals:

    8

  • Operating Current-Max:

    0.215 mA

  • Operating Temperature-Max:

    120 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Interface Type:

    2-WIRE INTERFACE

  • Package Equivalence Code:

    TSSOP8,.19

  • Package Shape/Style:

    SQUARE

  • Sensors/Transducers Type:

    TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Termination Type:

    SOLDER

ADT7461ARMZ-R7 Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and thermal vias is recommended. The device should be placed near a thermal pad or a heat sink to ensure good heat dissipation.
  • Calibrate the device using the CAL pin, and ensure that the thermal sensor is not affected by external heat sources or thermal gradients. Also, use a low-noise power supply and minimize digital noise.
  • The maximum allowed thermal resistance is 10°C/W. Exceeding this value may affect the accuracy of the temperature measurement.
  • Yes, but ensure that the device is properly secured to the PCB and that the PCB is rigid enough to withstand vibrations. Also, consider using a conformal coating to protect the device from moisture and contaminants.
  • The POR and BOR features are enabled by default. To disable them, tie the POR/BOR pin to VCC. Ensure that the power supply is stable and within the recommended operating range to avoid unwanted resets.

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ADT7461ARMZ-R7 Overview

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