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MIC28304-1YMP-T1 - Microchip

Description: Switching Voltage Regulators 70V 3A Power Module

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MIC28304-1YMP-T1 - Microchip - PCB symbol
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PCB Footprints
MIC28304-1YMP-T1 - Microchip PCB footprint - Other - Other - H3QFN1212-64LD-PL-1_2022
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MIC28304-1YMP-T1 - Microchip - 3D model - Other - H3QFN1212-64LD-PL-1_2022
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MIC28304-1YMP-T1 Details

  • Manufacturer Part Number:

    MIC28304-1YMP-T1

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    H3QFN-64

  • Pin Count:

    64

  • Manufacturer Package Code:

    B1QFN-64

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Factory Lead Time:

    6 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    VOLTAGE-MODE

  • Input Voltage-Max:

    70 V

  • Input Voltage-Min:

    4.5 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    S-XQMA-N64

  • JESD-609 Code:

    e3

  • Length:

    12 mm

  • Number of Functions:

    1

  • Number of Terminals:

    64

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    3 A

  • Output Voltage-Max:

    24 V

  • Output Voltage-Min:

    0.8 V

  • Output Voltage-Nom:

    5 V

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    XMA

  • Package Equivalence Code:

    LCC64(UNSPEC)

  • Package Shape:

    SQUARE

  • Package Style:

    MICROELECTRONIC ASSEMBLY

  • Screening Level:

    TS 16949

  • Seated Height-Max:

    3.005 mm

  • Supply Voltage-Nom (Vsup):

    12 V

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    750 kHz

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Position:

    QUAD

  • Width:

    12 mm

MIC28304-1YMP-T1 Frequently Asked Questions (FAQs)

  • Microchip provides a recommended PCB layout for the MIC28304-1YMP-T1 in the device's evaluation board documentation. It's essential to follow this layout to ensure optimal thermal performance and minimize thermal resistance.
  • To ensure reliable start-up and shutdown, it's crucial to follow the recommended power-up and power-down sequencing in the datasheet. Additionally, ensure that the input voltage rises and falls monotonically, and that the input voltage is within the specified range during start-up and shutdown.
  • The MIC28304-1YMP-T1's OCP feature has a response time of around 1-2 microseconds. While it provides protection against short-circuit conditions, it may not respond quickly enough to protect against very high-speed transients. Additionally, the OCP threshold is programmable, but it's essential to set it correctly to avoid false triggers or failure to detect real overcurrent conditions.
  • To optimize efficiency, it's essential to select the optimal switching frequency, output voltage, and output current for your application. You can use Microchip's power calculator tool or consult with their application engineers to determine the optimal settings. Additionally, ensure that the input and output capacitors are selected correctly to minimize losses.
  • The MIC28304-1YMP-T1 is available in a QFN-24 package, which has a thermal pad that must be connected to a solid ground plane on the PCB to ensure optimal thermal performance. Ensure that the PCB design allows for good thermal conduction and that the device is not exposed to excessive ambient temperatures.

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MIC28304-1YMP-T1 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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