STMicroelectronics | L6924D013TR

The L6924D013TR is a 16 V battery charger system with integrated power switch for Li-Ion/Li-Polymer. It is the ideal solution for space-limited applications, like PDAs, handheld equipment, cellular phones and digital cameras.

Features:

• Fully integrated solution, with a power MOSFET, reverse blocking diode, sense resistor, and thermal protection
• Ideal for coke and graphite anode single-cell LI-IONpacks
• Both linear and quasi-pulse operation
• Closed loop thermal control
• USB BUS-compatible
• Programmable charge current up to 1 A
• Programmable pre-charge current
• Programmable end-of-charge current
• Programmable pre-charge voltage threshold
• Programmable charge timer
• Programmable output voltage at 4.1 V and 4.2 V, with ± 1 % output voltage accuracy
• (NTC) or (PTC) thermistor interface for battery temperature monitoring and protection
• Flexible charge process termination
• Status outputs to drive LEDs or to interface with a host processor
• Small VFQFPN 16-leads package (3 x 3 mm)

Applications:

• PDAs
• Handheld devices
• Cellular phones
• Digital cameras
• Standalone chargers
• USB-powered chargers