Semtech SC805

Features

• Fully integrated charger with FET pass transistor, reverse-blocking diode,
• sense resistor and thermal protection
• High Accuracy Charge Current
• Tiny 3mm x 3mm 10 lead MLP package
• Programmable precharge, fastcharge & termination current
• Battery voltage controlled to 1% accuracy
• Built in timer for protection and complete charging
• NTC interface with battery detection
• Soft-start for step load and adaptor plug-in
• Up to 1A continuous charge current
• Input voltage range from 3V to 6V allows seamless charging from current limited adapter
• Provides adapter voltage VCCIL to power external accessories
• Battery Present detection and output indicator
• Operates in charger or LDO-mode without battery
• 0.1µA battery drain current in shutdown and monitor modes
• Over-current protection in all charging modes
• CHRGB output communicates charging and end of charge cycle

Applications

• Cellular phones
• PDAs
• Handheld meters
• Charging stations
• USB chargers
• Digital cameras
• Programmable current source

Packaging

• MLPD-10 3x3

Order Codes

• SC805EVB: Evaluation Board
• SC805IMLTRT: MLP-10 lead-free package