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A7987TR - STMicroelectronics

Description: 61 V, 3 A asynchronous step-down switching regulator with adjustable current limitation for automotive

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A7987TR - STMicroelectronics PCB footprint - Small Outline Packages - Small Outline Packages - HTSSOP16
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A7987TR Details

  • Manufacturer Part Number:

    A7987TR

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    HTSSOP-16

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    20 Weeks

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    8

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    VOLTAGE-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    61 V

  • Input Voltage-Min:

    4.5 V

  • Input Voltage-Nom:

    24 V

  • JESD-30 Code:

    R-PDSO-G16

  • Length:

    5 mm

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    4.4 A

  • Output Voltage-Max:

    61 V

  • Output Voltage-Min:

    0.8 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • Package Equivalence Code:

    TSSOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    NOT SPECIFIED

  • Screening Level:

    AEC-Q100

  • Seated Height-Max:

    1.2 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    1650 kHz

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    NOT SPECIFIED

  • Width:

    4.4 mm

A7987TR Frequently Asked Questions (FAQs)

  • The A7987TR can operate within a temperature range of -40°C to 150°C.
  • The A7987TR requires a single 5V power supply, and it's recommended to use a decoupling capacitor (e.g., 100nF) close to the device to filter out noise and ensure stable operation.
  • The A7987TR has a maximum current rating of 2A, but it's recommended to keep the current below 1.5A for reliable operation.
  • The A7987TR can be configured for different motor types (e.g., stepper, DC, or brushless) by adjusting the internal registers and using the appropriate external components (e.g., resistors, capacitors). Refer to the application notes and STMicroelectronics' documentation for specific guidance.
  • The internal voltage regulator in the A7987TR generates a stable 3.3V supply for the internal logic and analog circuits, allowing the device to operate from a single 5V power supply.

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A7987TR 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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Part Image A7987 STMicroelectronics

Switching Regulator, Voltage-mode, 4.4A, 1650kHz Switching Freq-Max, PDSO16