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L99SM81VYTR - STMicroelectronics

Description: Programmable stepper motor driver for automotive applications with micro-stepping and stall detection

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L99SM81VYTR - STMicroelectronics - PCB symbol
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L99SM81VYTR - STMicroelectronics PCB footprint - Small Outline Packages - Small Outline Packages - PowerSSO 36[H=2.45mm]
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L99SM81VYTR - STMicroelectronics - 3D model - Small Outline Packages - PowerSSO 36[H=2.45mm]
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L99SM81VYTR Details

  • Manufacturer Part Number:

    L99SM81VYTR

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    ssop-36

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    36 Weeks

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    6

  • Analog IC - Other Type:

    STEPPER MOTOR CONTROLLER

  • JESD-30 Code:

    R-PDSO-G36

  • JESD-609 Code:

    e3

  • Length:

    10.3 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    36

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SSOP

  • Package Equivalence Code:

    SSOP36,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Screening Level:

    AEC-Q100

  • Seated Height-Max:

    2.45 mm

  • Supply Current-Max (Isup):

    6 mA

  • Supply Voltage-Max (Vsup):

    28 V

  • Supply Voltage-Min (Vsup):

    6 V

  • Supply Voltage-Nom (Vsup):

    13.5 V

  • Surface Mount:

    YES

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

  • Width:

    7.5 mm

L99SM81VYTR Frequently Asked Questions (FAQs)

  • STMicroelectronics provides a recommended PCB layout in the application note AN5123, which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and minimize electromagnetic interference (EMI).
  • The L99SM81VYTR has a low-power mode that can be enabled by setting the EN pin low. Additionally, the device can be configured for low-power mode by programming the registers through the SPI interface. Refer to the datasheet and application notes for specific register settings and programming guidelines.
  • The L99SM81VYTR is rated for operation from -40°C to 125°C, but the maximum operating temperature range may vary depending on the specific application and use case. It's essential to consult the datasheet and application notes for thermal management guidelines and to ensure the device is operated within the recommended temperature range.
  • To troubleshoot communication issues with the SPI interface, check the clock frequency, polarity, and phase settings. Ensure that the slave select (SS) pin is properly configured and that the SPI bus is not shared with other devices. Also, verify that the device is properly powered and that the voltage levels are within the recommended range. Consult the datasheet and application notes for specific troubleshooting guidelines.
  • STMicroelectronics recommends using a 10 μF ceramic capacitor and a 1 μF ceramic capacitor in parallel, placed as close as possible to the device's power pins. This decoupling scheme helps to filter out noise and ensure stable operation. Consult the datasheet and application notes for specific decoupling guidelines and recommendations.

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L99SM81VYTR 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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