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MCP1661T-E/OT - Microchip

Description: PWM Boost Regulator, 36V, 5-Pin SOT-23 Microchip MCP1661T-E/OT, Switching Regulator Step Up 200mA, Adjustable, 32 (Max.) V, 575 kHz, 5-Pin SOT-23

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PCB Footprints
MCP1661T-E/OT - Microchip PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - OT
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3D Models
MCP1661T-E/OT - Microchip  - 3D model - SOT23 (5-Pin) - OT
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MCP1661T-E/OT Details

  • Manufacturer Part Number:

    MCP1661T-E/OT

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    SOT-23, 5 PIN

  • Pin Count:

    5

  • Manufacturer Package Code:

    SOT-23-5

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Factory Lead Time:

    6 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    13

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    2.4 V

  • Input Voltage-Nom:

    3.3 V

  • JESD-30 Code:

    R-PDSO-G5

  • JESD-609 Code:

    e3

  • Length:

    2.9 mm

  • Number of Functions:

    1

  • Number of Terminals:

    5

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Voltage-Max:

    32 V

  • Output Voltage-Nom:

    12 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LSSOP

  • Package Equivalence Code:

    SOP5,.11,37

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

  • Seated Height-Max:

    1.45 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BOOST

  • Switching Frequency-Max:

    575 kHz

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

  • Width:

    1.55 mm

MCP1661T-E/OT Frequently Asked Questions (FAQs)

  • A good PCB layout for the MCP1661T-E/OT involves keeping the input and output traces separate, using a solid ground plane, and placing the input and output capacitors close to the device. Additionally, it's recommended to use a low-ESR capacitor for the output capacitor to minimize ringing.
  • To ensure the stability of the output voltage, it's essential to choose the correct output capacitor value and type. A minimum capacitance of 10uF is recommended, and the capacitor should have a low ESR (Equivalent Series Resistance) to minimize voltage ripple.
  • The maximum input voltage that the MCP1661T-E/OT can handle is 18V. Exceeding this voltage may damage the device.
  • The MCP1661T-E/OT is rated for operation up to 125°C. However, the device's performance and reliability may degrade at high temperatures. It's essential to consider the thermal design and heat dissipation in the system to ensure reliable operation.
  • To troubleshoot issues with the MCP1661T-E/OT, start by checking the PCB layout, ensuring that the input and output traces are separate, and the output capacitor is properly connected. Also, verify that the input voltage is within the recommended range, and the device is not overheating. If the issue persists, consult the datasheet and application notes for further guidance.

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MCP1661T-E/OT 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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