SGM41541 Overview
The SGM41541/SGM41542 are battery chargers and system power path management devices with integrated converter and power switches for using with single-cell Li-Ion or Li-polymer batteries. This highly integrated 3.78A device is capable of fast charging and supports a wide input voltage range suitable for smart phones, tablets and portable systems. I2C programming makes it a very flexible powering and charger design...
SGM41541 Key Features
- High Efficiency, 1.5MHz, Synchronous Buck Charger
- 95% Charge Efficiency at 1A from 5V Input
- 91.4% Charge Efficiency at 2A from 9V 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 2A Output
- Boost Efficiency of 93.5% at 0.5A and 94.3% at 1A
- Accurate Hiccup Mode Over-Current Protection
- Soft-Start Capable with up to 500μF Capacitive Load