BD4901FM-E2

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The BD4901FM-E2 voltage regulator is designed to provide highly accurate voltage regulation and power conversion in a variety of applications. It features an integrated low Rds-on Power MOSFET and can be used to regulate both buck and boost applications. It is suitable for solid state lighting, high power industrial equipment, photovoltaic (PV) systems, and other high power applications.

The BD4901FM-E2 is designed to operate in a wide input and output voltage range, with a single output current rating of up to 5A. The voltage regulation accuracy is ±1% over the input and output voltage range. The device also features integrated overcurrent and overvoltage protection, current-mode control, and precision current reference for improved line and load regulation. The device also offers programmable switching frequency up to 1.2MHz and an adjustable soft-start function to minimize stress on the input source.

The BD4901FM-E2 voltage regulator utilizes a synchronous buck regulator design. This design uses a P-channel MOSFET for switching, with the output voltage being set by the PWM voltage. It works on the principle of pulse width modulation, where the duty cycle of the switching signals is adjusted accordingly, to regulate the output voltage while providing high efficiency. The device also features soft-start functionality, which provides a gradual increase in the output voltage, reducing the initial inrush current and improving system stability.

The BD4901FM-E2 also features integrated overcurrent and overvoltage protection. This provides protection against short-circuiting and overvoltage conditions, thus ensuring the device\'s safe and reliable operation. The device features a low component count, making it suitable for small form factor applications.

The BD4901FM-E2 voltage regulator is suitable for a variety of applications, including LED lighting, industrial power supplies, and solar powered applications. It is an integrated unit, ideal for applications where space is limited. It is also suitable for operation in high altitude environments, up to 15,000m. It also can operate in a wide temperature range from -40°C to +125°C.

The BD4901FM-E2 is suitable for a range of applications including LED lighting, automotive power electronics, industrial power supplies, solar power systems and many other high power applications. The high efficiency and low component count makes it an ideal choice for small form factor designs. The integrated protection features ensure the safe and reliable operation of the device, providing reliable performance even under harsh conditions.

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