MCP73113 OVP SINGLE-CELL LI-ION
BATTERY CHARGER EVALUATION
BOARD USER ’S GUIDE
Chapter 2. Installation and Operation
2.1
2.2
INTRODUCTION
The MCP73113 is a highly integrated Li-Ion battery charge management controller for
use in space-limited and cost-sensitive applications. The MCP73113 provides specific
charge algorithms for Li-Ion / Li-Polymer batteries to achieve optimal capacity and
safety in the shortest charging time possible. Along with its small physical size, the low
number of external components makes the MCP73113 ideally suitable for portable
applications.
The absolute maximum voltage, up to 18V, allows the use of MCP73113 in harsh
environments, such as low cost wall wart.
The MCP73113 employs a constant current / constant voltage charge algorithm. The
various charging voltage regulations provide design engineers flexibility to use in
different applications. The fast charge, constant current value is set with one external
resistor from 130 mA to 1100 mA. The MCP73113 limits the charge current based on
die temperature during high power or high ambient conditions. This thermal regulation
optimizes the charge cycle time while maintaining device reliability.
The PROG pin of the MCP73113 also serves as enable pin. When high impedance is
applied, the MCP73113 will be in standby mode.
Typical applications for the reference design are Smart Phones, PDA, Portable Media
Players, MP3 Players, Digital Cameras, Handheld Medical devices, Bluetooth
headsets and Portable Communicators.
FEATURES
The MCP73113 OVP Single-Cell Li-Ion Battery Charger Evaluation Board has the
following features:
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6.5V Input Over Voltage Protection
10% Preconditioning of deeply depleted cells
32-Minute Preconditioning Timer
6-Hour Safety Timer
10% Automatic Charge Termination
500 mA and 1000 mA Preset Fast Charge Current
Automatic Recharge
Thermal Regulation
One Blue LED indicates charge status
Small DFN packages with Exposed Pad as additional heat sink
? 2009 Microchip Technology Inc.
DS51847A-page 7
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相关代理商/技术参数
MCP73113T 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:Single-Cell Li-Ion / Li-Polymer Battery Charge Management Controller with Input Overvoltage Protection
MCP73113T-06SI/MF 功能描述:电池管理 Single cell OVP battery Charger RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel
MCP73113T-06SI-MF 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:Single-Cell Li-Ion / Li-Polymer Battery Charge Management Controller with Input Overvoltage Protection
MCP73113T-0NSI/MF 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:Single-Cell Li-Ion / Li-Polymer Battery Charge Management Controller with Input Overvoltage Protection
MCP73113T-16SI/MF 功能描述:电池管理 Single cell OVP battery Charger RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel
MCP73113T-1NSI/MF 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:Single-Cell Li-Ion / Li-Polymer Battery Charge Management Controller with Input Overvoltage Protection
MCP73114 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:Single-Cell Li-Ion / Li-Polymer Battery Charge Management Controller with Input Overvoltage Protection
MCP73114-06SI/MF 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:Single-Cell Li-Ion / Li-Polymer Battery Charge Management Controller with Input Overvoltage Protection