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MCP1631-E/ST - Microchip

Description: PWM High-Speed I-mode 3.3/5V TSSOP20

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PCB Footprints
MCP1631-E/ST - Microchip PCB footprint - Small Outline Packages - Small Outline Packages - 20-Lead Plastic Thin Shrink Small Outline (ST) - 4.4mm body [TSSOP]
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3D Models
MCP1631-E/ST - Microchip  - 3D model - Small Outline Packages - 20-Lead Plastic Thin Shrink Small Outline (ST) - 4.4mm body [TSSOP]
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MCP1631-E/ST Details

  • Manufacturer Part Number:

    MCP1631-E/ST

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP

  • Package Description:

    4.40 MM, LEAD FREE, PLASTIC, TSSOP-20

  • Pin Count:

    20

  • Manufacturer Package Code:

    TSSOP-20

  • Country Of Origin:

    Philippines, Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Factory Lead Time:

    7 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    8

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    3 V

  • Input Voltage-Nom:

    5 V

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e3

  • Length:

    6.5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    0.25 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP20,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Screening Level:

    TS 16949

  • Seated Height-Max:

    1.2 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    SINGLE

  • Switching Frequency-Max:

    2000 kHz

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

  • Width:

    4.4 mm

MCP1631-E/ST Frequently Asked Questions (FAQs)

  • The recommended input capacitor value is 10uF to 22uF, depending on the input voltage and output current requirements. A larger capacitor value can help to reduce input ripple and improve output stability.
  • To ensure the MCP1631-E/ST operates within its SOA, follow the guidelines in the datasheet for input voltage, output current, and power dissipation. Additionally, ensure that the device is properly heat-sinked and that the PCB layout is designed to minimize thermal resistance.
  • The EN (Enable) pin is used to enable or disable the device. When the EN pin is pulled high, the device is enabled and operates normally. When the EN pin is pulled low, the device is disabled and enters a low-power shutdown mode.
  • The output voltage of the MCP1631-E/ST can be adjusted by using an external resistor divider network connected to the FB (Feedback) pin. The resistor values can be calculated using the formula provided in the datasheet.
  • The maximum output current capability of the MCP1631-E/ST is 1.5A. However, the actual output current capability may be limited by the input voltage, output voltage, and power dissipation of the device.

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MCP1631-E/ST 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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