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MCP73832

Single Cell, Li-Ion/Li-Polymer Charge Management Controller

Status: In Production

Features:

  • High accuracy preset output voltage regulation (+/-0.75%)
  • Output voltage options include 4.2V, 4.35V, 4.4V and 4.5V
  • User-programmable charge current
  • Open-drain status output
  • On-chip thermal regulation
  • Preconditioning and end-of-charge ratio options
  • Under-voltage lockout
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Overview
Documents
Development Environment
RoHS Information
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Device Overview

Summary

Tiny 500mA linear charge management controller. Includes integrated pass transostor, integrated current sensing, and reverse discharge protection in 5-pin SOT-23 and thermally-efficient 8-pin 2mm x 3mm DFN packages. Different than MCP73831 in the fact that the MCP73832 status output is open-drain.

Additional Features
    • High accuracy preset output voltage regulation (+/-0.75%)
    • Output voltage options include 4.2V, 4.35V, 4.4V and 4.5V
    • User-programmable charge current
    • Open-drain status output
    • On-chip thermal regulation
    • Preconditioning and end-of-charge ratio options
    • Under-voltage lockout
Parametrics
Name
Value
Linear Mode
Yes
# of Cells
1
Int/Ext FET
Int
Vcc Range (V)
3.75 to 6.0
Voltage Regulation Accuracy (%)
0.75
Max Thermal Regulation
Yes

Documents

Jump to:

Data Sheet

07/14/2014
823KB

Product Line Card

Development Environment

  • Demo & Evaluation Boards
  • Application Examples
Demo & Evaluation Boards
MCP7382x Battery Charger Evaluation Board
MCP7382x Battery Charger Evaluation Board ( MCP7382XEV )

The MCP7382X Li-Ion Battery Charger Evaluation Board features three circuits utilizing the MCP73826, MCP73827 and MCP73828 devices to demonstrate simple, stand-alone, linear charging of single cell Lithium-Ion/Lithium-Polymer battery packs (the battery packs are not included).

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MCP73831 Evaluation Board
MCP73831 Evaluation Board ( MCP73831EV )

Two evaluation boards are provided in the MCP73831 Evaluation Kit. The boards are set up to evaluate simple, stand-alone, linear charging of single cell Li-Ion / Li-Polymer battery packs (the battery packs are not included). Each board design provides constant current charging followed by constant voltage charging with automatic charge termination. In addition, the MCP73831-2AC board provides...

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Li-Ion System Power Path Mgmt Ref Des
Li-Ion System Power Path Mgmt Ref Des ( MCP7383XRD-PPM )

Portable electronics has played an important role in modern era. Due to the natural characteristics of Li-Ion / Li-Polymer batteries, they are the most popular power sources for mobile devices. However, extra care in design is always important to implement Li-Ion / Li-Polymer batteries. System Power Path Management allows end-users to charge their batteries without interruption.
...

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MCP73855 Evaluation Board
MCP73855 Evaluation Board ( MCP73855EV )

The MCP73855 Battery Charger Evaluation Board is set up to evaluate simple, stand-alone, linear charging of single cell Li-Ion/Li-Polymer battery packs (the battery packs are not included). The board design provides constant current charging followed by constant voltage charging with automatic charge termination. As provided, the MCP73855 Battery Charger Evaluation Board is set for a fast charge...

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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
MCP73832T-2ATI/OT
0.016000
0.049000
5
SOT-23
-
Matte Tin
e3
MCP73832T-3ACI/OT
0.016000
0.049000
5
SOT-23
-
Matte Tin
e3
MCP73832T-4ADI/OT
0.016000
0.049000
5
SOT-23
-
Matte Tin
e3
MCP73832T-2ACI/OT
0.016000
0.049000
5
SOT-23
-
Matte Tin
e3
MCP73832T-2DCI/OT
0.016000
0.049000
5
SOT-23
-
Matte Tin
e3
MCP73832T-5ACI/OT
0.016000
0.049000
5
SOT-23
-
Matte Tin
e3
MCP73832T-2DFI/OT
0.016000
0.049000
5
SOT-23
-
Matte Tin
e3
MCP73832T-3DCI/OT
0.016000
0.049000
5
SOT-23
-
Matte Tin
e3
MCP73832T-4ADI/MC
0.015600
0.130606
8
DFN
2x3x0.9mm
Matte Tin
e3
MCP73832-2ACI/MC
0.015600
0.033333
8
DFN
2x3x0.9mm
Matte Tin
e3
MCP73832-2ATI/MC
0.015600
0.033333
8
DFN
2x3x0.9mm
Matte Tin
e3
MCP73832-3ACI/MC
0.015600
0.033333
8
DFN
2x3x0.9mm
Matte Tin
e3
MCP73832-4ADI/MC
0.015600
0.033333
8
DFN
2x3x0.9mm
Matte Tin
e3
MCP73832-5ACI/MC
0.015600
0.033333
8
DFN
2x3x0.9mm
Matte Tin
e3
MCP73832T-2ATI/MC
0.015600
0.130606
8
DFN
2x3x0.9mm
Matte Tin
e3
MCP73832T-2DCI/MC
0.015600
0.130606
8
DFN
2x3x0.9mm
Matte Tin
e3
MCP73832T-3ACI/MC
0.015600
0.130606
8
DFN
2x3x0.9mm
Matte Tin
e3
MCP73832T-5ACI/MC
0.015600
0.130606
8
DFN
2x3x0.9mm
Matte Tin
e3
MCP73832-2DCI/MC
0.015600
0.033333
8
DFN
2x3x0.9mm
Matte Tin
e3
MCP73832T-2ACI/MC
0.015600
0.130606
8
DFN
2x3x0.9mm
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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