This low cost and easy to build Battery Charger Circuit LTC4060 - NiMH/NiCd is suitable for automatically charging a large range of batteries for many applications. This 'intelligent' charger was designed for top current and fast charge applications like cordless power tools and model racing cars. These battery packs are expensive and typically difficult to buy. This charger uses the cell manufacturer's recommended charge method, to safely and quickly charge batteries.
Linear Technology Corporation introduces the LTC4060, an autonomous 1- to 4-cell, 0.4A to 2A linear NiMH and NiCd battery charger. The LTC4060 includes all the functions needed for a battery charger circuit. the look is straightforward and desires only 3 passive elements. The LTC4060 additionally eliminates the need for a way resistor and blocking diode, that increases potency and lowers the answer value. This IC is targeted at applications including portable medical equipment, automotive diagnostic systems and industrial/telecom take a look at devices.
Battery Charger Circuit LTC4060 - NiMH/NiCd 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: <>
- Manual Shutdown
- Input Supply Range: 4.5V to 10V
- Available in 16-Lead DFN and TSSOP Package
