• MCP73812T-420I/OT SOT-23-5
MCP73812T-420I/OT SOT-23-5




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Overview of MCP73812T-420I/OT

Description:The Microchip MCP73812T-420I/OT is a battery management system for single-cell lithium-ion/polymer batteries. It is designed to provide a complete solution for monitoring and controlling the charging of a single-cell battery. The device features an integrated charge controller, a low-dropout linear regulator, and a temperature sensor. The device is available in a 5-pin SOT-23-5 package and is rated for operation over a temperature range of -40°C to 85°C (TA).Features:• Integrated charge controller• Low-dropout linear regulator• Temperature sensor• 5-pin SOT-23-5 package• Rated for operation over a temperature range of -40°C to 85°C (TA)• Digi-ReelR Alternate PackagingApplications:The Microchip MCP73812T-420I/OT is suitable for a wide range of applications, including portable devices, consumer electronics, and automotive applications. It is ideal for use in battery-powered systems, such as mobile phones, digital cameras, and other portable devices.


Key Features

  • Complete Linear Charge Management Controller
  • - Integrated Pass Transistor
  • - Integrated Current Sense
  • - Integrated Reverse Discharge Protection
  • Constant Current / Constant Voltage Operation with Thermal Regulation
  • High Accuracy Preset Voltage Regulation: + 1%
  • Voltage Regulation: 4.20V
  • Selectable Charge Current:
  • - MCP73811: 85 mA / 450 mA
  • Programmable Charge Current:
  • - MCP73812: 50 mA - 500 mA
  • Minimum External Components Required:
  • - MCP73811: 2 Ceramic Capacitors
  • - MCP73812: 2 Ceramic Capacitors and 1 Resistor
  • No Preconditioning
  • No End-of-Charge Control
  • No Undervoltage Lockout (UVLO)
  • Automatic Power-Down when Input Power Removed
  • Active High Charge Enable
  • Temperature Range:
  • - -40°C to +85°C
  • Packaging:
  • - 5-Lead SOT-23


The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Source Content uid MCP73812T-420I/OT Pbfree Code Yes
Rohs Code Yes Part Life Cycle Code Active
Ihs Manufacturer MICROCHIP TECHNOLOGY INC Part Package Code SOT-23
Package Description PLASTIC, SOT-23, 5 PIN Pin Count 5
Reach Compliance Code compliant ECCN Code EAR99
HTS Code 8542.39.00.01 Factory Lead Time 52 Weeks
Samacsys Manufacturer Microchip Adjustable Threshold YES
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
Power Supplies 5 V 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 Terminal Form GULL WING
Terminal Pitch 0.95 mm Terminal Position DUAL
Threshold Voltage-Nom +4.2V

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