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MCP73812T-420I/OT - Microchip

Description: Li-Ion/Polymer battery charger 4.2V Microchip MCP73812T-420I/OT, Battery Charge Controller Lithium-Ion, Lithium-Polymer, 5-Pin SOT-23

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PCB Footprints
MCP73812T-420I/OT - Microchip PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - 5-Lead Plastic Small Outline Transistor (OT or CT) [SOT-23]
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3D Models
MCP73812T-420I/OT - Microchip  - 3D model - SOT23 (5-Pin) - 5-Lead Plastic Small Outline Transistor (OT or CT) [SOT-23]
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MCP73812T-420I/OT Details

  • Manufacturer Part Number:

    MCP73812T-420I/OT

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOT-23

  • Package Description:

    PLASTIC, 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:

    1 Week

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    8

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    LINEAR BATTERY CHARGER

  • JESD-30 Code:

    R-PDSO-G5

  • JESD-609 Code:

    e3

  • Length:

    2.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    5

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LSSOP

  • Package Equivalence Code:

    TSOP5/6,.11,37

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Screening Level:

    TS 16949

  • Seated Height-Max:

    1.45 mm

  • Supply Current-Max (Isup):

    1.5 mA

  • Supply Voltage-Max (Vsup):

    6 V

  • Supply Voltage-Min (Vsup):

    3.75 V

  • Supply Voltage-Nom (Vsup):

    5.2 V

  • Surface Mount:

    YES

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

  • Threshold Voltage-Nom:

    +4.2V

  • Width:

    1.55 mm

MCP73812T-420I/OT Frequently Asked Questions (FAQs)

  • The maximum charging current that the MCP73812T-420I/OT can handle is 1.2A, as specified in the datasheet. However, it's recommended to limit the charging current to 1A for optimal performance and to prevent overheating.
  • The MCP73812T-420I/OT has built-in overcharge and over-discharge protection. It will automatically stop charging the battery when it reaches 100% capacity and will prevent the battery from discharging below 2.5V to prevent damage.
  • Yes, the MCP73812T-420I/OT can be used with different types of batteries, including Li-Ion, Li-Polymer, and NiMH batteries. However, the charging parameters may need to be adjusted depending on the specific battery type and chemistry.
  • The MCP73812T-420I/OT has a built-in thermal regulation system that monitors the device temperature and reduces the charging current if the temperature exceeds 120°C. This helps to prevent overheating and damage to the device.
  • The MCP73812T-420I/OT is rated for operation up to 85°C, but it's recommended to derate the charging current and voltage at higher temperatures to prevent overheating and damage to the device.

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MCP73812T-420I/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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