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A5974DTR - STMicroelectronics

Description: Up to 2.5 A step down switching regulator for automotive applications

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A5974DTR - STMicroelectronics - PCB symbol
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A5974DTR - STMicroelectronics PCB footprint - Small Outline Packages - Small Outline Packages - HSOP-8-ren1
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A5974DTR - STMicroelectronics - 3D model - Small Outline Packages - HSOP-8-ren1
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A5974DTR Details

  • Manufacturer Part Number:

    A5974DTR

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    HSOP-8

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    0

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    VOLTAGE-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    36 V

  • Input Voltage-Min:

    4 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-G8

  • Length:

    4.9 mm

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    2.5 A

  • Output Voltage-Max:

    35 V

  • Output Voltage-Min:

    1.235 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HLSOP

  • Package Equivalence Code:

    SOP8,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE

  • Peak Reflow Temperature (Cel):

    NOT SPECIFIED

  • Screening Level:

    AEC-Q100

  • Seated Height-Max:

    1.7 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    280 kHz

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    NOT SPECIFIED

  • Width:

    3.9 mm

A5974DTR Frequently Asked Questions (FAQs)

  • STMicroelectronics provides a recommended PCB layout in the application note AN4901, which includes guidelines for component placement, routing, and grounding to minimize EMI and noise.
  • The internal voltage regulator can be configured by selecting the appropriate values for the VREGIN and VREGOUT pins. Refer to the datasheet's electrical characteristics and application notes for guidance on selecting the correct values for your specific application.
  • The maximum current rating for the A5974DTR's output stages is 1.5 A per phase. To ensure safe operation, follow the recommended thermal design and PCB layout guidelines, and ensure that the device is operated within the specified temperature range.
  • STMicroelectronics provides a detailed troubleshooting guide in the application note AN4902, which covers common issues and debugging techniques for the A5974DTR's fault detection and protection features.
  • The recommended decoupling capacitors for the A5974DTR are 100 nF to 1 μF ceramic capacitors. Select the correct values based on the device's operating frequency, voltage, and current requirements, as well as the PCB layout and noise sensitivity.

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A5974DTR Overview

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About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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