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MCP73831T-4ADI/MC - Microchip

Description: Battery Management Li-Ion/Li-Poly Charg Mgnt 4.4V Vreg out

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MCP73831T-4ADI/MC - Microchip PCB footprint - Small Outline No-lead - Small Outline No-lead - 8-LEAD DFN(MC)
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MCP73831T-4ADI/MC - Microchip  - 3D model - Small Outline No-lead - 8-LEAD DFN(MC)
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MCP73831T-4ADI/MC Details

  • Manufacturer Part Number:

    MCP73831T-4ADI/MC

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SON

  • Package Description:

    2 X 3 MM, 0.90 MM HEIGHT, PLASTIC, MO-229VCED-2, DFN-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    DFN-8

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Factory Lead Time:

    8 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    9

  • Additional Feature:

    Thermal Shutdown:150C

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    LINEAR BATTERY CHARGER

  • JESD-30 Code:

    R-PDSO-N8

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVSON

  • Package Equivalence Code:

    SOLCC8,.11,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Screening Level:

    TS 16949

  • Seated Height-Max:

    1 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):

    5.4 V

  • Surface Mount:

    YES

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

  • Threshold Voltage-Nom:

    +4.40V

  • Time@Peak Reflow Temperature-Max (s):

    40

  • Width:

    2 mm

MCP73831T-4ADI/MC Frequently Asked Questions (FAQs)

  • The maximum charging current that can be set using the ISET pin is 1.5A. However, it's recommended to limit the charging current to 1A to ensure reliable operation and to prevent overheating.
  • The MCP73831T-4ADI/MC has an internal over-voltage protection (OVP) circuit that monitors the input voltage and disconnects the input power if it exceeds 6.5V. This protects the device and the battery from damage.
  • No, the MCP73831T-4ADI/MC is designed to charge a single lithium-ion battery. Charging multiple batteries in parallel would require a more complex charging circuit and is not recommended.
  • The STAT pin is a status output that indicates the charging state of the battery. It can be used to monitor the charging status and to control external LEDs or indicators. The STAT pin is high when the battery is charging and low when the battery is fully charged or in standby mode.
  • The MCP73831T-4ADI/MC has a fixed charging voltage of 4.2V, which is suitable for most lithium-ion batteries. However, if your battery requires a different charging voltage, you may need to use an external voltage regulator or a different charging IC.

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MCP73831T-4ADI/MC 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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