MIC2954-03WS-TR

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The MIC2954-03WS-TR is part of the family of linear voltage regulators from Texas Instruments and is a low dropout (LDO) regulator with low dropout voltage, low quiescent current, and current-limit protection. It is capable of supplying up to 3A of output current and its output voltage can be set to any value between 1.25V to 6V. This low dropout linear regulator is ideal for applications that require low noise and high precision voltage regulation, such as medical, microcontroller, and home audio equipment.

The MIC2954-03WS-TR operates in two different modes; the shutdown and normal operating modes. In the shutdown mode, the input voltage is reduced to less than 0.4V, which reduces the quiescent current draw by the regulator to less than 20 μA. This feature is particularly useful for battery-operated equipment and other applications where power conservation is a key concern. In normal operating mode, the device operates with typical quiescent current draw of 500uA.

The MIC2954-03WS-TR has excellent load and line regulation, making it ideally suited for powering low noise, high precision circuits and systems. The device has a linear de-rating output current feature, which improves its power dissipation capability and keeps the output voltage ripple small even under heavy load conditions. The device also has internal compensation, current limit, and over-temperature protection circuits, which prevent it from operating outside its specified operating conditions.

The MIC2954-03WS-TR has a fixed output voltage. This voltage is achieved through an external resistor divider network, which sets the output voltage to a specific value. The current-limit circuit of the device limits the maximum output current that the device can supply. The output capacitor ensures clean and stable output voltage, while the compensation capacitor stabilizes the gain of the regulator and limits its noise. The load capacitor further improves the stability of the regulator and reduces the output voltage ripple.

The MIC2954-03WS-TR is a robust, low cost and low dropout linear voltage regulator, is ideal for applications where high precision and low noise is required. Its low quiescent current draw, low dropout voltage, and internal protection circuits make it an ideal choice for powering sensitive and low noise applications such as medical equipment, microcontrollers and home audio equipment. This device\'s excellent load and line regulation, tight output voltage accuracy, and low noise make it ideal for embedded, power-sensitive systems.

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