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MIC3172YN - Microchip

Description: Microchip MIC3172YN, PWM Current Mode Controller, 1.25 A, 112 kHz, 2.7 → 40 V PDIP, 8-Pin

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MIC3172YN - Microchip - PCB symbol
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PCB Footprints
MIC3172YN - Microchip PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - 8-pin plastic DIP-ren1
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MIC3172YN - Microchip - 3D model - Dual-In-Line Packages - 8-pin plastic DIP-ren1
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MIC3172YN Details

  • Manufacturer Part Number:

    MIC3172YN

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    DIP-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    PDIP-8

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    9

  • 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-PDIP-T8

  • JESD-609 Code:

    e3

  • Length:

    9.525 mm

  • 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:

    DIP

  • Package Equivalence Code:

    DIP8,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Qualification Status:

    Not Qualified

  • Surface Mount:

    NO

  • Switcher Configuration:

    BOOST

  • Switching Frequency-Max:

    115 kHz

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

MIC3172YN Frequently Asked Questions (FAQs)

  • The MIC3172YN can handle input voltages up to 28V, but it's recommended to keep the input voltage below 24V for optimal performance and reliability.
  • To ensure stability, make sure to follow the recommended layout and component placement guidelines, use a sufficient output capacitor (at least 10uF), and add a small ceramic capacitor (around 100nF) between the VIN and GND pins to filter out high-frequency noise.
  • The MIC3172YN can operate with input voltages as low as 7V, but the output voltage regulation may not be as accurate. For optimal performance, it's recommended to keep the input voltage above 8V.
  • The MIC3172YN is rated for operation up to 125°C, but its performance and reliability may degrade at high temperatures. Make sure to follow the recommended thermal management guidelines and consider using a heat sink if necessary.
  • The output voltage of the MIC3172YN can be calculated using the formula: VOUT = 1.235V x (1 + R1/R2), where R1 and R2 are the resistors used in the feedback network. Make sure to choose the correct resistor values to achieve the desired output voltage.

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MIC3172YN Overview

Use the download button to access the MIC3172YN schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like MIC31, or try a keyword search, such as Switching Regulator or Controllers

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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