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High Input Voltage, 3A Single Cell Battery Charger with NVDC Power Path Management,Replace BQ25601
FEATURES

? High Efficiency, 1.5MHz, Synchronous Buck Charger

  93.8% Charge Efficiency at 1.02A from 5V Input

  89.8% Charge Efficiency at 2A from 9V Input

  Optimized for 9V/12V Input

  Selectable PFM Mode for Light Load Efficiency

? USB On-The-Go (OTG) Support (Boost Mode)

  Boost Converter with up to 1.2A Output

  Boost Efficiency of 93.5% at 0.5A and 92.2% at 1A

  Accurate Hiccup Mode Over-Current Protection

  Soft-Start Capable with up to 500μF Capacitive Load

  Output Short Circuit Protection

  Selectable PFM Mode for Light Load Operations

? Single Input for USB or High Voltage Adapters

  3.9V to 13.5V Operating Input Voltage Range

  22V Absolute Maximum Input Voltage Rating

  Programmable Input Current Limit and Dynamic 

  Power Management (IINDPM, 100mA to 3.2A 

  with 100mA Resolution) to Support USB 2.0 

  and USB 3.0 Standards and High Voltage Adaptors

  Maximum Power Tracking by Programmable 

  Input Voltage Limit (VINDPM) with Selectable Offset

  VINDPM Tracking of Battery Voltage

  Auto Detect USB BC1.2, SDP, CDP, DCP and

  Non-Standard Adaptors

  High Battery Discharge Efficiency with 26mΩ Switch

? Narrow Voltage DC (NVDC) Power Path Management

  Instant-On with No or Highly Depleted Battery

  Ideal Diode Operation in Battery Supplement Mode

? Ship Mode, Wake-Up and Full System 

  Reset Capability by Battery FET Control

? Flexible Autonomous and I2C Operation 

  Modes for Optimal System Performance

? Fully Integrated Switches, Current Sense and Compensation

? 2.5μA Ship Mode Low Battery Leakage Current

? High Accuracy

  ±0.5% Charge Voltage Regulation (8mV/Step)

  ±5% Charge Current Regulation at 1.5A

  ±5% Charge Current Regulation at 0.4A

  ±20% Charge Current Regulation at 10mA

  ±10% Input Current Regulation at 0.9A

? SafetyBattery Temperature Sensing (Charge/Boost Modes)

  Thermal Regulation and Thermal Shutdown

  Input Under-Voltage Lockout (UVLO)

  Input Over-Voltage (ACOV) Protection



PIN CONFIGUTION
優勢替代
BQ25601 BQ25601.pdf

No.13771

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

  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 20-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

? High Battery Discharge Efficiency With 

  18-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

? 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 to Support Ship Mode

? High Accuracy

  ±0.5% Charge Voltage Regulation

  ±5% at 1.5-A Charge Current Regulation

  ±10% at 0.9-A Input Current Regulation

? Safety

  Battery Temperature Sensing for Charge and Boost Mode

  Thermal Regulation and Thermal Shutdown

  Input UVLO and Overvoltage Protection

PIN CONFIGUTION
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