Features

• Configurable as an HPB charger or NVDC charger

• Compliant with Intel PROCHOT# requirements

• Adapter current monitor and battery discharging current

monitor

- Uses NFET for all the switches

- Supports removal of battery during Battery Learn mode

- Actively controlled inrush current to prevent FET damage

• SMBus programmable settings and high accuracy

• Comprehensive protection features include

- PROCHOT# indicator for system low voltage, adapter

overcurrent, battery overcurrent, or system overheating

- Hardware-based adapter-current and battery-current

limits

- Supports sudden removal of battery in system Turbo

mode

• 16 switching frequency options from 350kHz to 1MHz

• Low quiescent current

• SMBus and auto-increment I2C compatible

• Robust Ripple Regulator (R3) modulation scheme provides

excellent light-load efficiency and fast dynamic response

• 32 Ld 4mmx4mm QFN package

• Pb-free (RoHS compliant)

Applications

• Devices with rechargeable 2-, 3- or 4-cell batteries

Related Literature

For a full list of related documents, visit our website:

• ISL88739 device page