Applications

• Ultrabooks

• Notebook computers

• Tablet PCs

• Portable equipment with rechargeable batteries

Features

• ±0.5 system voltage accuracy (-10°C to +100°C)

• ±3 accurate input current limit (-10°C to +100°C)

• ±3 accurate battery charge current limit

• Variable switching frequency at light load conditions for

higher efficiency

• Fixed frequency operation at higher loads

- Fixed frequency mode can be forced by an external pin

• Trickle charge system for deeply discharged batteries

- Automatic trickle charge current (256mA)

- Holds minimum voltage to system

• SMBus 2-wire serial interface

• Default system voltage values for 2-cell, 3-cell or 4-cell

operation selected by an external pin

• Adapter in-rush FET control

• Adapter isolation FET control

• Battery short circuit protection

• Fast system-load transient response

• Monitor outputs

- Adapter and battery discharge current

- AC-adapter present indicator

• 11-bit max system voltage setting

• 7-bit min system voltage setting

• 6-bit charge current setting

- Over 8A battery charger current

• 6-bit adapter current setting

- Over 8A adapter current

• +9V to +22V adapter voltage range

• VOUT from 2.5V to 19V in 16mV increments

• High efficiency at loads < 0.5W for Energy Star 2013 and

ErP lot 6

- 250mW from adapter with 170mW to the load

• Turbo mode support

- Pulse-by-pulse response to limit adapter current

- BGATE on in Turbo mode

• Pb-Free (RoHS compliant)