FR9839A=40V, 5A, Asynchronous Step-Down DC/DC Converter
2024-07-01

FR9839A=40V, 5A, Asynchronous Step-Down DC/DC Converter

(FR9839A=RTQ2945-QA)

Features
=> Wide Input Voltage Range: 3.5V to 40V
=> 5A Output Current
=> Adjustable Output Voltage Down to 0.75V
=> 90mΩ High-Side MOSFET
=>  Current Mode Control
=> 200kHz to 2.5MHz Adjustable Switching
Frequency
=> 100μA Operating Quiescent Current
=> 1.3μA Shutdown Current
=>  Externally Adjustable Soft-Start or Internal 0.6ms
Soft-Start
=> Built-In Spread-Spectrum Frequency Modulation
=> Input Under Voltage Lockout
=> Cycle-by-Cycle Current Limit
=> Hiccup Short Circuit Protection
=> Output Over Voltage Protection
=> Over-Temperature Protection with Auto Recovery
=> SOP-8 (Exposed Pad) Package

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