LTC4060EDHC Datasheet PDF - Linear Technology

DESCRIPTION

●The LTC® 4060 is a complete fast charging system for NiMH or NiCd batteries. Just a few external components are needed to design a standalone linear charging system.

●FEATURES

●■ Complete Fast Charger Controller for Single, 2-, 3- or 4-Series Cell NiMH/NiCd Batteries

●■ No Firmware or Microcontroller Required

●■ Termination by –∆V, Maximum Voltage or Maximum Time

●■ No Sense Resistor or Blocking Diode Required

●■ Automatic Recharge Keeps Batteries Charged

●■ Programmable Fast Charge Current: 0.4A to 2A

●■ Accurate Charge Current: ±5% at 2A

●■ Fast Charge Current Programmable Beyond 2A with External Sense Resistor

●■ Automatic Detection of Battery

●■ Precharge for Heavily Discharged Batteries

●■ Optional Temperature Qualified Charging

●■ Charge and AC Present Status Outputs Can Drive LED

●■ Automatic Sleep Mode with Input Supply Removal

●■ Negligible Battery Drain in Sleep Mode: <1µA

●■ Manual Shutdown

●■ Input Supply Range: 4.5V to 10V

●■ Available in 16-Lead DFN and TSSOP Packages

●APPLICATIONS

●■ Portable Computers, Cellular Phones and PDAs

●■ Medical Equipment

●■ Charging Docks and Cradles

●■ Portable Consumer Electronics