Feature
- 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
- Selectable 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
- High Accuracy
- ±0.5% Charge Voltage Regulation
- ±5% at 1.5-A Charge Current Regulation
- Create a Custom Design Using the bq25601 With the WEBENCH Power Designer
