SGM41511 I²C Controlled 3A Single-Cell Battery Charger
●High Efficiency, 1.5MHz, Synchronous Buck Charger
▲93% Charge Efficiency at 1A from 5V Input
▲91% Charge Efficiency at 2A from 5V Input
▲Optimized for USB Voltage Input (5V)
▲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
▲20V 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 Input Voltage Limit up to 5.4V (VINDPM)
▲VINDPM Tracking of Battery Voltage
●High Battery Discharge Efficiency with 28mΩ 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
●10μA Ship Mode Low Battery Leakage Current
●High Accuracy
▲±0.5% Charge Voltage Regulation
▲±5% Charge Current Regulation at 1.5A
▲±10% Input Current Regulation at 0.9A
●Safety
▲Battery Temperature Sensing (Charge/Boost Modes)
▲Thermal Regulation and Thermal Shutdown
▲Input Under-Voltage Lockout (UVLO)
▲Input Over-Voltage (ACOV) Protection
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[ Smart Phones ][ EPOS ][ Portable Internet Devices and Accessory ] |
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Datasheet |
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Please see the document for details |
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TQFN-4×4-24L |
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English Chinese Chinese and English Japanese |
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JUNE 2021 |
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2.7 MB |
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