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MIC3172YM - Microchip

Description: Micrel MIC3172YM, PWM Current Mode Controller, 1.25 A, 112 kHz, 2.7 → 40 V, 8-Pin SOIC

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MIC3172YM Details

  • Manufacturer Part Number:

    MIC3172YM

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Pin Count:

    8

  • Manufacturer Package Code:

    SOIC-8

  • Country Of Origin:

    Malaysia, Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Factory Lead Time:

    15 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    8

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    40 V

  • Input Voltage-Min:

    3 V

  • Input Voltage-Nom:

    5 V

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.93 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    3.5 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.73 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BOOST

  • Switching Frequency-Max:

    115 kHz

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.94 mm

MIC3172YM Frequently Asked Questions (FAQs)

  • The recommended input capacitor value is 10uF to 22uF, with a voltage rating of 6.3V or higher, to ensure stable operation and minimize input ripple.
  • To ensure stability, make sure to follow the recommended PCB layout guidelines, use a low-ESR output capacitor (e.g., ceramic or polymer), and add a 10nF to 100nF capacitor between the VIN and GND pins to filter out high-frequency noise.
  • The maximum output current of the MIC3172YM is 1.5A, but it's recommended to derate the output current to 1.2A or less to ensure reliable operation and minimize thermal stress.
  • The MIC3172YM is rated for operation up to 125°C, but it's recommended to derate the output current and ensure good thermal management to prevent overheating and ensure reliable operation.
  • The output voltage of the MIC3172YM can be adjusted by using a resistive divider network between the VOUT and ADJ pins, with the output voltage determined by the ratio of the resistors and the internal reference voltage (1.25V).

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MIC3172YM Overview

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About Microchip

Microchip Technology Inc. is a leading manufacturer of microcontrollers and semiconductor devices for a wide range of applications in the aerospace, automotive, consumer electronics, industrial, and medical industries. Alongside a comprehensive product portfolio, Microchip Technology Inc. also provides easy-to-use development tools that enable engineers to create optimal designs quickly with minimal iterations to reduce risk while lowering total system costs to market. Headquartered in Chandler, Arizona, th

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