FR9801E - Fiti

FR9801E 600KHz Synchronous Step-Down DC/DC Converter

NAME SOT23-6 BST GND FB SHDN VIN LX 1 2 3 4 5 6 DESCRIPTION High Side Gate Drive Boost Ground Voltage Feedback Input Enable Input Power Supply Input Power Switching Output TYPICAL APPLICATION STB (Set-Top-Box) LCD Display, TV Distributed Power System Networking, XDSL Modem PACKAGE 11 、、 .

Features

Low R DS(ON) Integrated Power MOSFET Internal Compensation Function Wide Input Voltage Range: 4.5V to 16V Adjustable Output Voltage Down to 0.8V 2A Output Current Internal 1ms Soft-Start Fixed 600kHz Switching Frequency Current Mode Operation Cycle-by-Cycle Current Limit Over-Temperature Protection with Auto Recovery Output Overvoltage Protection Under Voltage Lockout  <1µA Shutdown Current TYPICAL APPLICATION CIRCUIT PIN DESCRIPTION NAME SOT23-6 BST GND FB SHDN VIN LX 1 2 3 4 5 6 DESCRIPTION High Side Gate Drive Boost Ground Voltage Feedback Input Enable Input Power Supply Input Power S.