• Part: SGM41516
  • Description: 3.78A Single-Cell Battery Charger
  • Manufacturer: SG Micro
  • Size: 1.66 MB
SGM41516 Datasheet (PDF) Download
SG Micro
SGM41516

Overview

  • High Efficiency, 1.5MHz, Synchronous Buck Charger  95.5% Charge Efficiency at 1A from 5V Input  92.5% 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 Adaptors  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 3.1A with 100mA Resolution & 3.8A) 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 11mΩ 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
  • External Direct Charging Path Enable Output
  • 9μA Ship Mode Low Battery Leakage Current