MIC29300-12WT

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The MIC29300-12WT is a linear voltage regulator, classified as part of Power Management Integrated Circuit - Voltage Regulators - Linear. It comprises a low-power voltage regulator circuit with an external power transistor driving the output, capable of supplying up to 200mA with an output voltage adjustable from 1.5V to 12V. With its small footprint, the device is ideal for use in space-limited or heat-sensitive applications.

Applications for the MIC29300-12WT include portable and desktop computers, cell phones, PDAs, digital cameras, and other applications where a low-power, adjustable-regulated power supply is needed. The device is also suitable for battery-powered systems and circuit designs that require high current, low voltage, and low noise power supplies.

The working principle of the MIC29300-12WT can be divided into three parts. First, there is the power transistor, which is connected externally to the device, and drives the output. Second, a voltage reference, regulated by a single reference pin, which gives a precise reference voltage. Finally, a error amplifier, which compares the reference voltage to the output voltage and provides feedback to adjust the output level.

The voltage regulator starts with the power transistor, which is connected externally to the IC. Once this transistor is turned on, the voltage regulator supplies power, driving the output voltage. The voltage reference provides a precise reference voltage for the error amplifier to compare with the voltage on the output pin. The error amplifier compares the reference voltage to the output voltage, and if the difference is greater than a certain amount, the amplifier adjusts the voltage regulator\'s output accordingly.

The device has over temperature protection, which turns off the output when the over temperature protection (OTP) triggers. When the OTP is active, the output voltage is limited to 0.5V, indicating an over-temperature condition. The device can recover the output voltage when the temperature drops back below the set point. The MIC29300-12WT also has current limiting protection, which limits the current drawn from the output by the load, making it suitable for applications with high current demands.

The MIC29300-12WT is a low-power linear voltage regulator is an ideal solution for space-limited or heat-sensitive applications. It provides a precise reference voltage, over temperature protection, and current limiting protection, making it suitable for use in a variety of applications.

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