SY20418AHC -


·       0.7V Minimum Input Voltage

·       5 uA Typical Quiescent Current

·       Input Under Voltage Lockout

·       Pass-through Function During Shutdown

·       Low RDS(ON) (Main Switch/Synchronous Switch) at output: 0.5/0.7Ω

·       Typical 350mA Peak Current Limit

·       RoHS Compliant and Halogen Free

·       Compact SOT-363(SC70) Package

Typical Application


SY20418 is a high efficiency, synchronous, current hysteresis control; step-up boost converter designed for single-cell or dual-cell alkaline, NiMH, or NiCd battery-powered applications. It can convert down to 0.7V input voltage. It adopts NMOS for the main switch and PMOS for the synchronous switch.


·       Battery Powered Applications

·       Consumer and Portable Medical Products

·       Personal Care Products

·       Smartphones

·       White or Status LEDs