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MIC2544A-1YM - Microchip

Description: Power Switch ICs - Power Distribution Programmable Current Limit High-Side Switch

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MIC2544A-1YM - Microchip - PCB symbol
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MIC2544A-1YM - Microchip PCB footprint - Small Outline Packages - Small Outline Packages - soic-81
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MIC2544A-1YM - Microchip - 3D model - Small Outline Packages - soic-81
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MIC2544A-1YM Details

  • Manufacturer Part Number:

    MIC2544A-1YM

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    SOIC-8

  • 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:

    7 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    8

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    LOAD SWITCH

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • 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

  • Seated Height-Max:

    1.879 mm

  • Supply Current-Max (Isup):

    0.16 mA

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    2.7 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • 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:

    3.9 mm

MIC2544A-1YM Frequently Asked Questions (FAQs)

  • A good PCB layout for MIC2544A-1YM involves keeping the input and output traces separate, using a solid ground plane, and placing the input and output capacitors close to the IC. Additionally, using a shielded inductor and keeping the switching node (SW) away from sensitive analog circuits can help minimize EMI.
  • To ensure the MIC2544A-1YM operates within its safe operating area (SOA), monitor the input voltage, output current, and junction temperature. Ensure the input voltage is within the recommended range (4.5V to 18V), the output current is within the maximum rating (4A), and the junction temperature is below the maximum rating (125°C).
  • A low-ESR ceramic capacitor (X5R or X7R dielectric) with a value of 10uF to 22uF is recommended for the input capacitor. This helps to filter out input voltage ripple and ensures stable operation.
  • The output voltage of MIC2544A-1YM can be calculated using the formula: Vout = (R1 / R2) * (Vin - Vfb), where R1 and R2 are the feedback resistors, Vin is the input voltage, and Vfb is the feedback voltage (typically 0.8V).
  • The EN (enable) pin on MIC2544A-1YM is used to enable or disable the converter. When EN is high, the converter is enabled, and when EN is low, the converter is disabled. This pin can be used to implement power sequencing or to shut down the converter when not in use.

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MIC2544A-1YM 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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Part Image MIC2544A-1YM-TR Microchip Technology Inc

Programmable Current Limit High-Side Switch