
Intersil
Li-ion/Li Polymer Battery Charger
The ISL6292D is an integrated single-cell Li-ion or Li-polymer battery charger capable of operating with an input voltage as low as 2.4V. This charger is designed to work with various types of ac adapters or a USB port.
FEATUREs
• Complete Charger for Single-Cell Li-ion Batteries
• Integrated Pass Element and Current Sensor
• No External Blocking Diode Required
• Very Low Thermal Dissipation
• Two-Speed Blinking Indication at Fault Conditions
• 1% Voltage Accuracy
• Programmable Current Limit up to 2A
• Programmable End-of-Charge Current
• Charge Current Thermal Foldback
• NTC Thermistor Interface for Battery Temperature Monitor
• Accepts Multiple Types of Adapters or USB BUS Power
• Guaranteed to Operate at 2.65V After Start Up
• Ambient Temperature Range: -20°C to 70°C
• Thermally-Enhanced QFN Packages
• QFN Package:
- Compliant to JEDEC PUB95 MO-220
QFN - Quad Flat No Leads - Package Outline
- Near Chip Scale Package footprint, which improves
PCB efficiency and has a thinner profile
• Pb-free Available
APPLICATIONs
• Handheld Devices including Medical Handhelds
• PDAs, Cell Phones and Smart Phones
• Portable Instruments, MP3 Players
• Self-Charging Battery Packs
• Stand-Alone Chargers
• USB Bus-Powered Chargers