MIC5320-PNYMT-TR

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The MIC5320-PNYMT-TR is a 3A low-dropout (LDO) linear voltage regulator designed to supply a stable output voltage with very low noise in a tiny SOT-23 package. The MIC5320-PNYMT-TR is a linear voltage regulator suitable for a wide range of battery-operated, low-power, and portable applications, such as mobile phones, portable media players, digital still cameras, gaming devices, PDAs, and other hand-held devices. It provides excellent stability of both output voltage and current as a result of its low dropout voltage, very low quiescent current, and low output displacement.

The MIC5320-PNYMT-TR can supply up to 3A of output current, depending on its input and output voltages, power dissipated, and ambient temperature. The input voltage range can be from 2.5V to 6.0V, and the adjustable output voltage can be from 0.8V to 6.0V. It also has low noise and low output displacement levels of less than 0.02% and 0.2%/V, respectively. The device also features short circuit protection, over-current protection and thermal shutdown protection. It is available in an industry-standard SOT-23 package.

The MIC5320-PNYMT-TR works on the principle of linear regulation, where a power MOSFET is used to regulate the output voltage. The regulator first compares the output voltage to an internal refer- ence voltage, and then adjusts a voltage divider so as to drive the base of the power MOSFET. If the voltage at the output is lower than that at the reference, then an increase in the base drive of the power MOSFET causes it to conduct more current and the output voltage to rise. Similarly, if the voltage at the output is higher than that at the reference, then a decrease in the base drive of the power MOSFET causes it to conduct less current and the output voltage to fall.

The MIC5320-PNYMT-TR is ideal for a variety of applications requiring a low dropout linear voltage regulator, such as consumer electronics and battery-powered devices. It is also suitable for noise-sensitive applications, such as audio and video, due to its low output displacement voltage. Furthermore, its SOT-23 package saves board space due to its compact size, making it an ideal choice for applications with limited power and space.

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