MIC5210-2.7BMM

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The MIC5210-2.7BMM is a high-powered, low-noise, low-dropout linear regulator with internal current protection and thermal shutdown protection. It is a fixed voltage, multiple selectable regulator, capable of providing up to 5.5A of output current. The MIC5210-2.7BMM is suitable for a wide range of power supply and voltage regulation applications.

The MIC5210-2.7BMM is an efficient and cost effective solution for providing a variable output voltage from a single, fixed input voltage. It features a wide input voltage range, programmable output voltage with five output voltage selections, high accuracy output voltage regulation, and low quiescent current. It is a three terminal low dropout regulator, with the main two terminals being the input and output, and the third terminal hosting the enable and ground pins.

The primary application for the MIC5210-2.7BMM is as a low-voltage/low-power regulator, but it also has applications in industrial and communications control, automotive, and consumer electronics. In automotive or consumer electronics applications, it can provide an adjustable input power supply, as well as provide a low-ripple, low-dropout output voltage to power high efficiency microcontrollers, radio and connection modules, and various other power supplies.

The MIC5210-2.7BMM consists of a monolithic integrated circuit containing an adjustable voltage reference, error amplifier, current limiting, and circuit protection elements. The enable pin needs to be connected to the ground voltage in order to activate the regulator. The output voltage is then adjusted with the help of a resistor divider network, which is connected to the voltage reference pin.

The working principle of the MIC5210-2.7BMM is based on the basic concept of a linear regulator. It consists of two transistors, one of which is a voltage reference and the other is an error amplifier. The voltage reference serves as the reference voltage for the error amplifier. The output of the error amplifier is then compared to the voltage reference and the output voltage is adjusted accordingly.

Furthermore, the MIC5210-2.7BMM also provides current and thermal limiting protection, as well as a shutdown function. The current limiting circuitry limits the output current to a safe level, while the thermal limiting circuitry prevents the device from overheating due to excessive current. The shutdown function is used to turn off the regulator when needed.

In summary, the MIC5210-2.7BMM is a versatile, low noise, low dropout linear regulator which is suitable for a wide range of power supply and voltage regulation applications. It features a wide input voltage range, programmable output voltage with five output voltage selections, high accuracy output voltage regulation, and low quiescent current. It also provides current and thermal limiting protection, as well as a shutdown function.

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