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MIC3809YM-TR - Microchip

Description: Full-Bridge, Half-Bridge, Push-Pull Regulator Positive, Isolation Capable Output Step-Up/Step-Down DC-DC Controller IC 8-SOIC ,4.1V ~ 14V , -40°C ~ 85°C

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MIC3809YM-TR - Microchip PCB footprint - Small Outline Packages - Small Outline Packages - 8-Pin SOIC (M)_2026-1.11
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MIC3809YM-TR Details

  • Manufacturer Part Number:

    MIC3809YM-TR

  • 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:

    7 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    7

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Min:

    4.3 V

  • Input Voltage-Nom:

    10 V

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.9 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:

    1 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:

    1.879 mm

  • Supply Current-Max (Isup):

    20 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    PUSH-PULL

  • Switching Frequency-Max:

    1000 kHz

  • Technology:

    BICMOS

  • 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:

    3.9 mm

MIC3809YM-TR Frequently Asked Questions (FAQs)

  • A good PCB layout for the MIC3809YM-TR should include a solid ground plane, wide power traces, and a thermal relief pattern under the IC to facilitate heat dissipation. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • To ensure stability, it's essential to follow the recommended component values and PCB layout guidelines. Additionally, a minimum output capacitance of 10uF with an ESR of 1 ohm or less is recommended. A feedforward capacitor (Cff) can also be added to improve stability.
  • The MIC3809YM-TR can handle input voltages up to 28V, but it's recommended to operate within the specified input voltage range of 6.5V to 24V for optimal performance and reliability.
  • The output voltage of the MIC3809YM-TR can be adjusted by changing the resistive divider ratio of R1 and R2. The output voltage (Vout) can be calculated using the formula: Vout = 0.8V * (1 + R2/R1).
  • The MIC3809YM-TR can deliver up to 1.5A of output current, but it's recommended to operate within the specified output current range of 0.5A to 1.2A for optimal performance and reliability.

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MIC3809YM-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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