Features

• Buck-boost NVDC charger for 1-, 2-, 3-, or 4-cell

Li-ion batteries

• Input voltage range 3.2V to 23.4V (no dead zone)

• System output voltage 3V to 18.304V

• Autonomous charging option (automatic end of

charge and recharge)

• Up to 1MHz switching frequency

• Adapter current and battery current monitor

(AMON/BMON)

• PROCHOT# open-drain output, IMVP compliant

• Allows trickle charging of depleted batteries

• Ideal diode control in Turbo mode

• Reverse buck, boost, and buck-boost operation from

battery

• Two-level adapter current limit available

• Battery Ship mode option

• SMBus and auto-increment I2C compatible

• 4x4 32 Ld TQFN package

Applications

• Mobile devices with rechargeable batteries