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MIC22405YML-TR - Microchip

Description: Buck Switching Regulator IC Positive Adjustable 0.7V 1 Output 4A 20-VFQFN Exposed Pad, 20-MLF®

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PCB Footprints
MIC22405YML-TR - Microchip PCB footprint - Other - Other - 20-Pin 3mm × 4mm MLF® (ML)
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MIC22405YML-TR Details

  • Manufacturer Part Number:

    MIC22405YML-TR

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Pin Count:

    20

  • Manufacturer Package Code:

    VQFN-20

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Factory Lead Time:

    10 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    14

  • Additional Feature:

    OUTPUT VOLTAGE ADJUSTABLE DOWN TO 0.7V

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    VOLTAGE-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    2.9 V

  • Input Voltage-Nom:

    3.3 V

  • JESD-30 Code:

    R-XQCC-N20

  • JESD-609 Code:

    e4

  • Length:

    4 mm

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    4 A

  • Output Voltage-Min:

    0.7 V

  • Output Voltage-Nom:

    1.8 V

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC20,.12X.16,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Seated Height-Max:

    0.9 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    1200 kHz

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

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

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    3 mm

MIC22405YML-TR Frequently Asked Questions (FAQs)

  • A good PCB layout for optimal thermal performance involves placing the MIC22405YML-TR near a thermal pad or a heat sink, and ensuring good airflow around the device. The PCB should also have sufficient copper area to dissipate heat.
  • To ensure reliable start-up, ensure that the input voltage rises monotonically and does not droop during start-up. Also, ensure that the input capacitor is properly sized to handle the inrush current.
  • The maximum allowable ripple voltage on the input is 10% of the nominal input voltage. Exceeding this limit may affect the device's performance and reliability.
  • Yes, the MIC22405YML-TR is rated for operation up to 125°C. However, the device's performance and reliability may degrade at high temperatures. Ensure that the device is properly derated and that the system is designed to handle the increased thermal stress.
  • To troubleshoot issues with the MIC22405YML-TR, start by checking the input voltage, output voltage, and current. Verify that the device is properly configured and that the input and output capacitors are properly sized. Use an oscilloscope to check for oscillations or other anomalies.

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MIC22405YML-TR 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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