FR9801 converter equivalent, 600khz synchronous step-down dc/dc converter.
* High Efficiency up to 94%
* Low RDS(ON) Integrated Power MOSFET
* Internal Compensation Function
* Wide Input Voltage Range: 4.5V to 21V
* Adjustabl.
* STB (Set-Top-Box)
* LCD Display, TV
* Distributed Power System
* Networking, XDSL Modem
Pin Assignmen.
The FR9801 is a synchronous step-down DC/DC converter that provides wide 4.5V to 21V input voltage range and 2A continuous load current capability.
The FR9801 fault protection includes cycle-by-cycle current limit, UVLO, output overvoltage protection.
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