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A3980KLPTR-T - Allegro Microsystems

Description: Automotive DMOS Microstepping Driver with Translator

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A3980KLPTR-T - Allegro Microsystems - PCB symbol
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PCB Footprints
A3980KLPTR-T - Allegro Microsystems PCB footprint - Other - Other - LP_28-pin eTSSOP
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3D Models
A3980KLPTR-T - Allegro Microsystems - 3D model - Other - LP_28-pin eTSSOP
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A3980KLPTR-T Details

  • Manufacturer Part Number:

    A3980KLPTR-T

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Not Recommended

  • Part Package Code:

    TSSOP

  • Package Description:

    1.10 MM HEIGHT, LEAD FREE, MO-153AET, TSSOP-28

  • Pin Count:

    28

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Allegro MicroSystems LLC

  • YTEOL:

    3

  • Additional Feature:

    ALSO REQUIRES 7V TO 50V VBB SUPPLY

  • Analog IC - Other Type:

    STEPPER MOTOR CONTROLLER

  • JESD-30 Code:

    R-PDSO-G28

  • JESD-609 Code:

    e3

  • Length:

    9.7 mm

  • Moisture Sensitivity Level:

    2

  • Number of Functions:

    1

  • Number of Terminals:

    28

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    1 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP28,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.2 mm

  • Supply Current-Max (Isup):

    12 mA

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    3 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    NMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    MATTE TIN

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    40

  • Width:

    4.4 mm

A3980KLPTR-T Frequently Asked Questions (FAQs)

  • A good PCB layout practice is to keep the high-current paths short and wide, and to use a solid ground plane to reduce EMI. It's also recommended to keep the device away from noise-sensitive components and to use shielding if necessary.
  • The sense resistor value depends on the maximum current and voltage of your application. A good starting point is to use the formula Rsense = 0.05 / Imax, where Rsense is the sense resistor value and Imax is the maximum current. You can then adjust the value based on your specific requirements.
  • The A3980KLPTR-T has an operating temperature range of -40°C to 150°C, but the maximum junction temperature (TJ) should not exceed 150°C. It's recommended to keep the device within a safe operating area to ensure reliability and performance.
  • You can use a voltage regulator or a voltage supervisor to protect the device from overvoltage and undervoltage conditions. Additionally, you can add a TVS diode or a zener diode to absorb voltage spikes and transients.
  • A good starting point is to use a 10uF to 22uF ceramic capacitor with a voltage rating of 10V or higher. The capacitor should be placed as close as possible to the VCC pin to minimize noise and ensure stable operation.

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A3980KLPTR-T Overview

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