RF AMPLIFIER MODEL

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APITECH

2A Constant Current Buck Converter for Powering LEDs

The FP7101B is a current-mode buck regulator with a built in internal 2A power MOSFET. lt provides a simple, high efficiency solution for driving high power LEDs. With a 0.2V reference voltage feedback control to minimize power dissipation, an external resistor sets the current as needed for driving • 2A Output Current\r\n• 0.22Ω lnternal Power MOSFET Switch\r\n• Stable with Low ESR Output Ceramic Capacitors\r\n• Up to 90% Efficiency\r\n• 25μA Shutdown Mode Current\r\n• Fixed 1MHz frequency\r\n• Thermal Shutdown\r\n• Cycle-by-Cycle Over Current Protection\r\n• Wide 4.75 to 23V operating lnp;

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28V, 2A Buck Constant Current Switching Regulator for White LED

    The FP7102 is a PWM control buck converter designed to provide a simple, high efficiency solution for driving high power LEDs. With a 0.25V reference voltage feedback control to minimize power dissipation, an external resistor sets the current as needed for driving various types of LEDs. The FP7 ˙Wide Supply Voltage Operating Range: 3.6 to 28V\n ˙Built-in P-MOSFET for 2A Loading Capability \n˙Precision Feedback Reference Voltage: 0.25V (2%)\n ˙Low Current Consumption: 4mA\n ˙Internal Fixed Oscillator Frequency: 320KHz (Typ.)\n ˙Internal Soft-Start Function (SS)\n ˙Over Current Protectio;

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28V，3A Buck Constant Current Switching Regulator For White LED

     The FP7103 is a PWM control buck converter designed to provide a simple, high efficiency solution for driving high power LEDs. With a 0.25V reference voltage feedback control to minimize power dissipation, an external resistor sets the current as needed for driving various types of LEDs. The FP ˙Wide Supply Voltage Operating Range: 3.6 to 28V \n˙Built-in P-MOSFET for 3A Loading Capability\n ˙Precision Feedback Reference Voltage: 0.25V (2%)\n ˙Low Current Consumption: 4mA\n ˙Internal Fixed Oscillator Frequency: 320KHz (Typ.)\n ˙Internal Soft-Start Function (SS)\n ˙Over Current Protectio;

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