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DATA SHEET
BQ25600 and BQ25600D I2C Controlled 1-Cell 3.0-A Buck Battery Chargers for High-Input Voltage and NVDC Power Path Management
1 Features
- High-efficiency, 1.5-MHz,
synchronous switch-mode buck charger
- 92% charge efficiency at
2-A from 5-V input
- Optimized for USB voltage
input (5 V)
- Selectable low power
pulse frequency modulation (PFM) mode for light load operations
- Supports USB On-The-Go (OTG)
- Boost converter with up
to 1.2-A output
- 92% boost efficiency at
1-A output
- Accurate constant current
(CC) limit
- Soft-start up to 500-µF capacitive load
- Output short circuit protection
- Low power PFM mode for
light load operations
- Single input to support USB input
and high voltage adapters
- Support 3.9-V to 13.5-V
input voltage range with 22-V absolute maximum input voltage rating
- Programmable input
current limit (100 mA to 3.2 A with 100-mA resolution) to support USB
2.0, USB 3.0 standards and high voltage adaptors (IINDPM)
- Maximum power tracking by
input voltage limit up to 5.4 V (VINDPM)
- VINDPM threshold
automatically tracks battery voltage
- Auto detect USB SDP, DCP
and non-standard adaptors
- High battery discharge efficiency
with 19.5-mΩ battery discharge MOSFET
- Narrow VDC (NVDC) power path
management
- Instant-on works with no
battery or deeply discharged battery
- Ideal diode operation in
battery supplement mode
- BATFET control to support ship
mode, wake up and full system reset
- Flexible autonomous and
I2C mode for optimal system performance
- High integration includes all
MOSFETs, current sensing and loop compensation
- 17-µA low battery leakage current
- High accuracy
- ±0.5% charge voltage
regulation
- ±6% at 1.38-A charge
current regulation
- ±10% at 0.9-A Input
current regulation
- Remote battery sensing
for fast charge
