MCP73838

The MCP73838 is a highly integrated full-featured linear Li-ion battery charger with both USB and AC-adapter inputs. Automatic Power Source Selection simplifies the design of battery chargers for applications that are powered from either a USB port or an AC adapter. For USB-powered systems, the MCP73838 specifically adheres to the current limits governed by the USB application. Also includes safety features such as cell temperature monitoring, on-chip thermal regulation and safety timers. Available in 10-pin 3mm x 3mm DFN package or 10-pin MSOP package.

Features
  • USB or AC-adapter dual input full-featured Li-ion charger
  • Automatic Power Source Selection
  • Programmable charge current up to 1 A from AC-adapter
  • Integrated USB control with selectable 100mA and 500mA charge rates
  • Automatic charge control with selectable current threshold and safety timer
  • Safety timer enable input
Parameter
Parameter Name Value Value
Linear Mode Yes Yes
# of Cells 1 1
Int/Ext FET Int Int
Vcc Range (V) 3.75 to 6.0 3.75 to 6.0
Voltage Regulation Accuracy (%) 0.5 0.5
Temperature Monitor Yes Yes
Charge Safety Timers Yes Yes
Max Thermal Regulation Yes Yes
Documents
MCP73837/8 Data SheetData Sheets11/05/20151218KB
AN1149 - Design A Load Sharing System Power Path Management with Microchip's Stand-Alone Li-Ion Battery ChargerAppNote07/16/2008234KB
Electronic Solutions for Medical and FitnessBrochures09/10/201410216KB
Analog & Interface Product Selector GuideProduct Line Card03/21/20164116KB
Ordering Information
Part NumberLeadsPackage TypeTemp RangePacking1+26+100+1000+5000+
MCP73838-FCI/MF10DFN-40C to +85CTUBE1.120.930.850.820.81
MCP73838-FCI/UN10MSOP-40C to +85CTUBE1.120.930.850.820.81
MCP73838-FJI/MF10DFN-40C to +85CTUBE1.120.930.850.820.81
MCP73838-FJI/UN10MSOP-40C to +85CTUBE1.120.930.850.820.81
MCP73838-NVI/MF10DFN-40C to +85CTUBE1.120.930.850.820.81
MCP73838-NVI/UN10MSOP-40C to +85CTUBE1.120.930.850.820.81
MCP73838T-FCI/MF10DFN-40C to +85CT/R1.120.930.850.820.81
MCP73838T-FCI/UN10MSOP-40C to +85CT/R1.120.930.850.820.81
MCP73838T-FJI/MF10DFN-40C to +85CT/R1.120.930.850.820.81
MCP73838T-FJI/UN10MSOP-40C to +85CT/R1.120.930.850.820.81
MCP73838T-NVI/MF10DFN-40C to +85CT/R1.120.930.850.820.81
MCP73838T-NVI/UN10MSOP-40C to +85CT/R1.120.930.850.820.81
相关开发工具
RoHS Information
PartNumberDeviceWeightShippingWeightLeadCountPackageTypePackageWidthSolderCompositionJEDECIndicatorRoHSChinaEFUP
MCP73838-FCI/MF0.0239000.04166710DFN3x3x0.9mmMatte Tine3
MCP73838T-NVI/MF0.0239000.23484910DFN3x3x0.9mmMatte Tine3
MCP73838-FJI/MF0.0239000.04166710DFN3x3x0.9mmMatte Tine3
MCP73838-NVI/MF0.0239000.04166710DFN3x3x0.9mmMatte Tine3
MCP73838T-FCI/MF0.0239000.23484910DFN3x3x0.9mmMatte Tine3
MCP73838T-FJI/MF0.0239000.23484910DFN3x3x0.9mmMatte Tine3
MCP73838-FCI/UN0.0232000.06000010MSOP3x3mmMatte Tine3
MCP73838-FJI/UN0.0232000.06000010MSOP3x3mmMatte Tine3
MCP73838-NVI/UN0.0232000.06000010MSOP3x3mmMatte Tine3
MCP73838T-NVI/UN0.0232000.20000010MSOP3x3mmMatte Tine3
MCP73838T-FCI/UN0.0232000.20000010MSOP3x3mmMatte Tine3
MCP73838T-FJI/UN0.0232000.20000010MSOP3x3mmMatte Tine3
MCP73838T-AMI/UN0.0232000.20000010MSOP3x3mmMatte Tine3
MCP73838-AMI/UN0.0232000.06000010MSOP3x3mmMatte Tine3
MCP73837/8 Data Sheet MCP73837
MCP73837/8 Data Sheet MCP7383XEV-DIBC
AN1149 MCP73838
Electronic Solutions for Medical and Fitness 24VL025
Analog & Interface Product Selector Guide ENC624J600