标题: MCP73123/223 Data Sheet [打印本页] 作者: admin 时间: 2010-4-17 16:18 标题: MCP73123/223 Data Sheet MCP73123/223 Data Sheet
The MCP73123 is a single cell, highly integrated LiFePO4 (lithium iron phosphate) battery charge management controller for use in space-limited and cost-sensitive applications. The MCP73123 can accept an absolute maximum of 18V input and provides a 6.5V overvoltage protection. The output current can is programmable to be between 130 mA and 1.1A. The MCP73123 is specified over the ambient temperature range of -40°C to +85°C and is available in a 10 lead, 3x3 mm DFN package.
Parameter Name Value
Linear Mode Yes
# of Cells 1
Int/Ext FET Int
Vcc Range (V) 4 to 16
Voltage Regulation Accuracy (%) 0.5
Temperature Monitor No
Charge Safety Timers Yes
Max Thermal Regulation Yes
Features
Complete Linear Charge Management Controller:
- Integrated Input Overvoltage Protection
- Integrated Pass Transistor
- Integrated Current Sense
- Integrated Reverse Discharge Protection
Constant Current / Constant Voltage Operation
with Thermal Regulation
Resistor Programmable Fast Charge Current: 130 mA - 1100 mA
4.15V Undervoltage Lockout (UVLO)
18V Absolute Maximum Input
Overvoltage Protection (OVP): 6.5V
Preconditioning of Deeply Depleted Cells
- Available options: 10% or Disable
Packaging: DFN-10 (3 mm x 3 mm)
