ISL9241 Description
DATASHEET ISL9241 Buck-Boost Configurable Battery Charger with SMBus Interface and USB Power Delivery FN8945 Rev.4.01 Nov 1, 2019 The ISL9241 is a digitally configurable buck-boost battery charger that can support both Narrow Voltage Direct Charging (NVDC) and Hybrid Power Buck Boost (HPBB/Bypass) charging and switch between the modes using firmware control. Bypass mode is also supported using the firmware of the...
ISL9241 Key Features
- Buck-boost NVDC or hybrid power (turbo boost) charger for 2-, 3-, or 4-cell Li-ion batteries using all NFET transistors
- Input voltage range: 3.9V to 23.4V (no dead zone)
- System/battery output voltage: 3.9V to 18.304V
- Bypass mode supported to connect system to adapter
- Autonomous charging option (automatic end of charging)
- Adapter current and battery current monitor (AMON/BMON)
- PROCHOT# open-drain output, IMVP pliant
- System power monitor PSYS output, IMVP8/9 pliant
- Internal 8-bit ADC for monitoring key parameters
- USB-C PD Fast Role Swap support and PPS support
ISL9241 Applications
- 2- to 4-cell tablets, notebooks, power banks, and any USB-C interface portable device requiring batteries