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ADT7476AARQZ-R - onsemi

Description: Monitors up to 5 Voltages; Improved TACH and PWM Performance; Controls and Monitors up to Four Fans; High and Low Frequency Fan Drive Signal; One on-chip and Two Remote Temperature Sensors; Extended temp measurement range, up to 191°C; Automatic fan speed control mode controls system cooling based on measured temperature; Enhanced acoustic mode dramatically reduces user perception of changing fan speeds; Thermal Protection Feature via THERM Output; Thermal control circuit via THERM input; 3-wire and 4-wire

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ADT7476AARQZ-R - onsemi - PCB symbol
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ADT7476AARQZ-R - onsemi PCB footprint - Small Outline Packages - Small Outline Packages - QSOP24 NB
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ADT7476AARQZ-R - onsemi - 3D model - Small Outline Packages - QSOP24 NB
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ADT7476AARQZ-R Details

  • Manufacturer Part Number:

    ADT7476AARQZ-R

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QSOP24 NB

  • Package Description:

    QSOP-24

  • Pin Count:

    24

  • Manufacturer Package Code:

    492B-01

  • Country Of Origin:

    Malaysia

  • Factory Lead Time:

    18 Weeks

  • Manufacturer:

    onsemi

  • YTEOL:

    7.8

  • Accuracy-Max (Cel):

    2.5 Cel

  • Additional Feature:

    HYSTERESIS IS 0.5V

  • Body Breadth:

    3.9 mm

  • Body Height:

    1.55 mm

  • Body Length or Diameter:

    8.65 mm

  • JESD-609 Code:

    e3

  • Mounting Feature:

    SURFACE MOUNT

  • Number of Bits:

    8

  • Number of Terminals:

    24

  • Operating Current-Max:

    3 mA

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Interface Type:

    4-WIRE INTERFACE

  • Package Shape/Style:

    RECTANGULAR

  • Sensors/Transducers Type:

    TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL

  • Supply Voltage-Max:

    3.6 V

  • Supply Voltage-Min:

    3 V

  • Surface Mount:

    YES

  • Terminal Finish:

    MATTE TIN

  • Termination Type:

    SOLDER

ADT7476AARQZ-R Frequently Asked Questions (FAQs)

  • The maximum junction temperature of the ADT7476AARQZ-R is 150°C.
  • The fan control pins can be configured through the I2C interface. The FANCLK pin is used as a clock input for the fan tachometer, and the FANPWM pin is used to control the fan speed through PWM. The fan speed can be controlled by setting the PWM duty cycle through the I2C interface.
  • The temperature measurements provided by the ADT7476AARQZ-R have an accuracy of ±1°C over the operating temperature range of -20°C to 125°C.
  • Yes, the ADT7476AARQZ-R can be used in a 3.3V system. The device operates from a 2.7V to 5.5V supply voltage, making it compatible with 3.3V systems.
  • The ADT7476AARQZ-R has a built-in overtemperature protection feature. The device can be configured to generate an interrupt when the temperature exceeds a user-defined threshold. The interrupt can be used to trigger a shutdown or alert the system to prevent damage from overheating.

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ADT7476AARQZ-R Overview

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