SY21225 Overview
The SY21225 is a high efficiency synchronous boost regulator with programmable output current limit. The device uses adaptive constant off time and current mode control. The integrated low RDS(ON) switches minimize the conduction loss.
SY21225 Key Features
- Input Voltage Range: 4.5-30V
- Programmable Pseudo-Constant Frequency
- Low RDS(ON) Internal Switches
- True Shutdown Function
- Programmable Output Current Limit
- Internal Soft-start Limits the Inrush Current
- Input Voltage UVLO
- Over Temperature Protection
- Over Voltage Protection
- Output Short Circuit Protection