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
