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A5974AD - STMicroelectronics

Description: Up to 2 A step-down switching regulator for automotive applications

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A5974AD - STMicroelectronics PCB footprint - Small Outline Packages - Small Outline Packages - HSOP-8-ren1
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A5974AD Details

  • Manufacturer Part Number:

    A5974AD

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Package Description:

    HSOP-8

  • Pin Count:

    8

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    7

  • Additional Feature:

    OUTPUT VOLTAGE ADJUSTABLE FROM 1.235 V TO 35 V

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    36 V

  • Input Voltage-Min:

    4 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    S-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    3.5 A

  • Output Voltage-Max:

    35 V

  • Output Voltage-Min:

    1.235 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HLSOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Screening Level:

    AEC-Q100

  • Seated Height-Max:

    1.7 mm

  • Supply Voltage-Nom (Vsup):

    12 V

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    575 kHz

  • Technology:

    DMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    MATTE TIN

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    4.9 mm

A5974AD Frequently Asked Questions (FAQs)

  • STMicroelectronics provides a recommended PCB layout in the application note AN4979, which includes guidelines for component placement, routing, and grounding to minimize EMI and noise.
  • The A5974AD's internal voltage regulators can be configured using the VREG_CFG pin. A logic high on this pin enables the internal 5V regulator, while a logic low enables the internal 3.3V regulator. Refer to the datasheet for specific configuration options.
  • The A5974AD's output stages are rated for a maximum current of 2.5A per phase, with a peak current capability of 5A. However, the actual current rating may vary depending on the application and thermal conditions.
  • The A5974AD has a built-in overcurrent protection feature that can be enabled using the OCP_CFG pin. When an overcurrent condition is detected, the device will shut down the output stages to prevent damage. The OCP threshold can be set using external resistors.
  • The A5974AD is rated for operation from -40°C to 150°C (junction temperature). However, the device's performance and reliability may be affected at extreme temperatures. It's essential to ensure proper thermal management and design for the intended operating temperature range.

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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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