ISL9238 Description
DATASHEET ISL9238 Buck-Boost Narrow VDC Battery Charger with SMBus Interface and USB OTG FN8877 Rev.9.00 Jul 19, 2019 The ISL9238 is a buck-boost Narrow Output Voltage DC (NVDC) charger. The ISL9238 provides the NVDC charging, system bus regulation and protection.
ISL9238 Key Features
- ISL9238 device page
- 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 2.4V to 18.304V
- Autonomous charging option (automatic end of charging)
- System power monitor PSYS output, IMVP pliant
- Up to 1MHz switching frequency
- Adapter current and battery current monitor (AMON/BMON)
- PROCHOT# open-drain output, IMVP pliant
- Allows trickle charging of depleted battery
ISL9238 Applications
- 1 to 4-cell tablet, Ultrabook, notebook, power bank, and any USB-C interface portable device requiring batteries