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MCP73837

Advanced Stand-Alone Linear Li-Ion/Li-Polymer Charge Management Controller

Status: In Production

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
  • Power good status output
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Overview
Documents
Development Environment
RoHS Information
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Device Overview

Summary

The MCP73837 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 MCP73837 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.

Additional 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
    • Power good status output
Parametrics
Name
Value
Linear Mode
Yes
# of Cells
1
Int/Ext FET
Int
Vcc Range (V)
3.75 to 6.0
Voltage Regulation Accuracy (%)
0.5
Temperature Monitor
Yes
Charge Safety Timers
Yes
Max Thermal Regulation
Yes

Documents

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Data Sheet

11/05/2015
1218KB

Brochures

Product Line Card

Development Environment

  • Demo & Evaluation Boards
  • Application Examples
Demo & Evaluation Boards
MCP73837/8 AC/USB Dual Input Battery Charger Evaluation Board
MCP73837/8 AC/USB Dual Input Battery Charger Evaluation Board ( MCP7383XEV-DIBC )

The MCP73837/8 AC/USB Dual Input Battery Charger Evaluation Board demonstrates Microchip's stand-alone Linear Li-Ion Battery Chargers - MCP73837 and MCP73838. The MCP73837/8 require only minimum components to implement a complete battery charge management circuit. The MCP73837/8 are designed to select AC-Adapter or USB-Port Power Source automatically where AC-Adapter provides the charge current...

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RoHS Information

Part Number
Device Weight (g)
Shipping Weight (Kg)
Lead Count
Package Type
Package Width
Solder Composition
JEDEC Indicator
RoHS
China EFUP
MCP73837T-FCI/MF
0.023900
0.234849
10
DFN
3x3x0.9mm
Matte Tin
e3
MCP73837T-FJI/MF
0.023900
0.234849
10
DFN
3x3x0.9mm
Matte Tin
e3
MCP73837-FCI/MF
0.023900
0.041667
10
DFN
3x3x0.9mm
Matte Tin
e3
MCP73837-FJI/MF
0.023900
0.041667
10
DFN
3x3x0.9mm
Matte Tin
e3
MCP73837T-NVI/MF
0.023900
0.234849
10
DFN
3x3x0.9mm
Matte Tin
e3
MCP73837-NVI/MF
0.023900
0.041667
10
DFN
3x3x0.9mm
Matte Tin
e3
MCP73837-NVI/UN
0.023200
0.060000
10
MSOP
3x3mm
Matte Tin
e3
MCP73837T-NVI/UN
0.023200
0.200000
10
MSOP
3x3mm
Matte Tin
e3
MCP73837-FCI/UN
0.023200
0.060000
10
MSOP
3x3mm
Matte Tin
e3
MCP73837-FJI/UN
0.023200
0.060000
10
MSOP
3x3mm
Matte Tin
e3
MCP73837T-FJI/UN
0.023200
0.200000
10
MSOP
3x3mm
Matte Tin
e3
MCP73837T-FCI/UN
0.023200
0.200000
10
MSOP
3x3mm
Matte Tin
e3
To see a complete listing of RoHS data for this device, please Click here
Shipping Weight = Device Weight + Packing Material weight. Please contact sales office if device weight is not available.

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