LM2575T-5.0/LF04

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LM2575T-5.0/LF04 is a switch-mode DC/DC regulator that serves as a great low cost and highly efficient power supply device with a voltage output range of 6V to 25V and current level of up to 5.0A. It offers fast transient response and a wide output voltage range. It is a highly integrated solution for a variety of power supply requirements and is an ideal replacement for discrete components in various types of applications where low input voltage, low noise, high efficiency, and low cost are desired.

The LM2575T-5.0/LF04 family’s geometry and outer layer construction are especially well-suited to fine line plating processes. It has a 500kHz fixed frequency which allows for the use of tiny inductors or ferrites. It can work with the higher frequency resulting in low output ripple.

LM2575T-5.0/LF04 operates above the input voltage in order to generate the output voltage in a more efficient way. It is used in a single stage buck topology and has a maximum power factor that can be as high as 0.99. The device is designed to handle high-frequency switching with a special output voltage transfer mechanism called pulse-skipping, this makes its output voltage regulation depend only on the resistor ratio.

The device can be shut down when not in use, which prevents any drop in output voltage or waste of energy. It also has a wide variety of protection options like over-voltage, under-voltage and short-circuit protection for enhanced safety. Another feature is its soft start operation, that reduces the inrush current and helps to prevent overloading any downstream devices.

The device can work with or without an opto-isolator which can be used to further protect the device from any external disturbances. When used in conjunction with an opto-isolator, it offers isolated feedback, and it is also able to sense and respond to the load on the output voltage. It also has a very precise output voltage and also features constant-on-time current mode control.

The device comes in a tiny footprint, making it ideal for applications with space constraints. In addition to being cost-effective and highly reliable, it is also very easy to use. The device can be easily programmed and controlled via its onboard programming lines.

Overall, the LM2575T-5.0/LF04 is a great device and is perfect for almost any type of power supply requirements. It offers great efficiency, low cost and high reliability. The device meets all the requirements for a power supply application and is a great choice for designers and engineers who want to save time and money.

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