MCP73811 查看數據表（PDF） - Microchip Technology

零件编号

产品描述 (功能)

比赛名单

MCP73811

Simple, Miniature Single-Cell, Fully Integrated Li-Ion / Li-Polymer Charge Management Controllers

Microchip Technology 

MCP73811/2

Typical Applications

VIN

1 µF

450 mA Li-Ion Battery Charger

4 VDD

VBAT 3

1 µF

5 PROG

+ Single

-

Li-Ion

Cell

VIN

1 µF

1 CE

VSS 2

MCP73811

500 mA Li-Ion Battery Charger

4 VDD

VBAT 3

1 µF

PROG 5

+ Single

-

Li-Ion

Cell

1 CE

VSS 2

MCP73812

2 kΩ

Functional Block Diagram

VDD

PROG

CE

VSS

Direction

Control

6µA

G=0.001

MCP73812 MCP73811

2.7 kΩ

+ CA

-

Reference

Generator

VREF (1.21V)

VBAT

12 kΩ

111 kΩ

Direction

Control

+

-

Charge

Enable

+

-

388.7 kΩ

157.3 kΩ

+ VA

-

528.6 kΩ

VBAT

DS22036A-page 2

© 2007 Microchip Technology Inc.

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