FAN5307MP18X

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The FAN5307MP18X is classified under DC DC Switching Regulators, which are part of the Power Management Integrated Circuit (PMIC) family. This high-current, low-ripple, high-efficiency DC/DC converter can be applied to different power system design scenarios, including five-volt applications such as consumer electronics, automotive, and automotive accessory systems. The FAN5307MP18X can adjust the fixed output voltage by using Pulse Width Modulation (PWM) technology, and can perform the adjustment in a very small footprint. The FAN5307MP18X also provides various features and protections, such as short-, overload-, and temperature-shutdown.

The FAN5307MP18X includes an internal PWM control circuit, a voltage feedback loop for system stability, and current sensing. The major components in this circuit are the P-channel power MOSFET and N-channel synchronous rectifier, which serve as the “switches” of the circuit. The FAN5307MP18X integrates the N-channel MOSFET for low on-resistance and high efficiency, thus reducing the heat generated by the power supply. The external components include an inductor, output capacitor, input capacitor, and over-current protection circuit.

The PWM control circuit adjusts the perceived current to the load by turning the power MOSFET “ON” and “OFF”. The time that the MOSFET is “ON” is determined by the duty cycle, which is a ratio of the time that the power MOSFET is “ON” to the total cycle time. The duty cycle is adjusted in order to maintain the output voltage.

The voltage loop and output voltage limiter comprise the voltage feedback loop for system stability. The voltage loop will detect the output voltage, and adjust the duty cycle to keep the output in regulation and within the predetermined proper operating limits. The output voltage limiter will prevent the DC/DC conversion from being conducted in a voltage range that will cause the MOSFET to be over-driven.

The FAN5307MP18X is designed to be highly efficient and reliable, so it will not consume much power while still providing high-quality output. The current sensing circuit will automatically shut off the power MOSFET when the input current is over a predetermined current threshold. This helps protect the device from being overloaded, which can reduce the efficiency and damage the load connected to it.

The FAN5307MP18X can be used in various power system design scenarios, such as consumer electronics, automotive, and automotive accessory systems, as well as applications that require high-performance DC/DC conversion. It is a reliable, low-cost and efficient solution for a wide range of power system designs.

The specific data is subject to PDF, and the above content is for reference