SGM41513.pdf• 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
• 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
