FR9809 - 500KHz Synchronous PWM-Buck DC/DC Converter
FR9809 is a high-efficiency synchronous step-down DC/DC converter that employs a special process technique to obtain very low RDS(ON) for the internal metal *oxide *semiconductor field-effect transistor (MOSFET).
The input operation voltage is in a wide range from 4.75V to 21V, and con
FR9809 Features
* High Efficiency up to 90%
* Internal MOSFET RDS(ON): 110mΩ 20mΩ
* Internal Compensation
* Input Operation Voltage Range: 4.75V to 21V
* 5A Continuous Output Current
* Output Voltage down to 0.805V
* 500KHz Oscillation Frequency
* Sync to External Clock from 300KHz t
