Features

• Configurable as an HPB charger or NVDC charger

• Compliant with Intel PROCHOT# and PSYS

requirements

• Adapter current monitor and battery discharging

current monitor

• Uses NFET for all the switches

• Supports battery removal during Battery Learn

mode

• Actively controlled inrush current to prevent FET

damage

• SMBus programmable settings and high accuracy

• Comprehensive protection features:

• PROCHOT# indicator for system low voltage,

adapter overcurrent, battery overcurrent, or

system overheating

• Hardware-based adapter current and battery

current limits

• Supports sudden battery removal 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:

• ISL95521B product page