LM2575HVS-ADJ

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The LM2575HVS-ADJ is a monolithic switching regulator that delivers a 3 A adjustable and fixed output current. It provides a range of options, including adjustable and fixed output voltage options, and various package options. It is designed using conventional integrated circuit manufacturing processes, making it reliable and cost-effective.

The LM2575HVS-ADJ is ideal for applications requiring a stabilized output voltage, such as industrial and consumer equipment, computers and peripherals, office machines, and general purpose equipment such as audio amplifiers, consumer appliances, and electronic toys. Perfect for datacom applications, it offers high ripple rejection, low output voltage tolerance and wide input voltage range.

Application Field

The LM2575HVS-ADJ covers a wide range of applications due to its adjustable and fixed output options. It prevents the excessive overcharging of batteries and extends battery life in consumer and communications equipment. Other applications include personal digital assistants, cell phones, hand-held devices, low power digital systems, automotive electronics, and telecommunication devices. It\'s also perfect for portable devices, industrial automation, and medical operations.

Working Principle

Based on the well-known buck regulator topology, the LM2575HVS-ADJ operates in a two-state operation: either in switching mode or off. In the switching mode, the input voltage is applied to the power switch, and the output voltage is regulated through a feedback loop. When the voltage is lower than the reference voltage, the power switch turns on and the power supply charges up the output capacitors. As the voltage reaches the reference level, the power switch turns off, and the output voltage is maintained.

The LM2575HVS-ADJ also offers various protection features, such as over-temperature protection, overvoltage protection and current limiting. This helps to provide a robust, reliable and safe operation.

In summary, the LM2575HVS-ADJ is a high-performance monolithic switching regulator that is suitable for a wide range of applications. With its adjustable and fixed output options, it provides a reliable and cost-effective solution.

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