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LTC4012-2 Linear Technology Corporation Multi-Chemistry Battery Charger Datasheet


Linear Technology Corporation
LTC4012-2
Part Number LTC4012-2
Manufacturer Linear Technology Corporation
Description n General Purpose Battery Charger Controller n Efficient 550kHz Synchronous Buck PWM Topology n ±0.5% Output Float Voltage Accuracy n Programmable Charge Current: 4% Accuracy n Programmable AC Adapter Current Limit: 3% Accuracy n No Audible Noise with Ceramic Capacitors n INFET Low Loss Ideal Diode...
Features High Efficiency, Multi-Chemistry Battery Charger with PowerPath Control Description n General Purpose Battery Charger Controller n Efficient 550kHz Synchronous Buck PWM Topology n ±0.5% Output Float Voltage Accuracy n Programmable Charge Current: 4% Accuracy n Programmable AC Adapter Current Limit: 3% Accuracy n No Audible Noise with Ceramic Capacitors n INFET Low Loss Ideal Diode PowerPath™ Control n Wide Input Voltage Range: 6V to 28V n Wide Output Voltage Range: 2V to 28V n Indicator Outputs for AC Adapter Present, Charging, C/10 Current Detection and Input Current Limiting n Analog Charg...

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LTC4012-2 Similar Datasheet

Part Number Description
LTC4012
manufacturer
Linear Technology Corporation
Multi-Chemistry Battery Charger
n General Purpose Battery Charger Controller n Efficient 550kHz Synchronous Buck PWM Topology n ±0.5% Output Float Voltage Accuracy n Programmable Charge Current: 4% Accuracy n Programmable AC Adapter Current Limit: 3% Accuracy n No Audible Noise with Ceramic Capacitors n INFET Low Loss Ideal Diode PowerPath™ Control n Wide Input Voltage Range: 6V to 28V n Wide Output Voltage Range: 2V to 28V n Indicator Outputs for AC Adapter Present, Charging, C/10 Current Detection and Input Current Limiting n Analog Charge Current Monitor n Micropower Shutdown n 20-Pin 4mm × 4mm × 0.75mm QFN Package Applications n Notebook Computers n Portable Instruments n Battery Backup Systems L, LT, LTC, LTM, Linear...
LTC4012-1
manufacturer
Linear Technology Corporation
Multi-Chemistry Battery Charger
n General Purpose Battery Charger Controller n Efficient 550kHz Synchronous Buck PWM Topology n ±0.5% Output Float Voltage Accuracy n Programmable Charge Current: 4% Accuracy n Programmable AC Adapter Current Limit: 3% Accuracy n No Audible Noise with Ceramic Capacitors n INFET Low Loss Ideal Diode PowerPath™ Control n Wide Input Voltage Range: 6V to 28V n Wide Output Voltage Range: 2V to 28V n Indicator Outputs for AC Adapter Present, Charging, C/10 Current Detection and Input Current Limiting n Analog Charge Current Monitor n Micropower Shutdown n 20-Pin 4mm × 4mm × 0.75mm QFN Package Applications n Notebook Computers n Portable Instruments n Battery Backup Systems L, LT, LTC, LTM, Linear...
LTC4012-3
manufacturer
Linear
Multi-Chemistry Battery Charger
n General Purpose Battery Charger Controller n Efficient 550kHz Synchronous Buck PWM Topology n ±0.5% Output Float Voltage Accuracy n Programmable Charge Current: 4% Accuracy n Programmable AC Adapter Current Limit: 3% Accuracy n No Audible Noise with Ceramic Capacitors n INFET Low Loss Ideal Diode PowerPath™ Control n Wide Input Voltage Range: 6V to 28V n Wide Output Voltage Range: 2V to 28V n Indicator Outputs for Charging, C/10 Current Detection and Input Current Limiting n Analog Charge Current Monitor n Micropower Shutdown n 20-Pin 4mm × 4mm × 0.75mm QFN Package Applications n Notebook Computers n Portable Instruments n Battery Backup Systems L, LT, LTC, LTM, Linear Technology and the ...




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