TPS73518QDRBRQ1

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The TPS73518QDRBRQ1 is part of Texas Instruments\' family of highly efficient low dropout regulators (LDO). It provides a simple, reliable, and cost-effective solution for DC/DC voltage regulation. With its ultra-low noise and 175 mA peak current output, it is ideal for a variety of applications, from small form factor portable electronics to large power delivery systems.

The TPS73518QDRBRQ1 is a 3.3V, low-noise, extremely quiet, linear voltage regulator capable of outputting currents up to 175mA. It is composed of a monolithic device and a low-dropout fixed linear regulator to provide a stable output voltage for a wide range of applications. The output voltage is adjustable from 1.2V to 6V. Its ultra-low static noise and fast transient response makes it suitable for use in system clocks, ADCs, and other sensitive circuitry.

One of the main features of the TPS73518QDRBRQ1 is its low power consumption and excellent power supply rejection ratio (PSRR). Its quiescent current is only 50-75 μA and it has a PSRR of 150 dB, making it an ideal choice for noise-sensitive applications. This combined with its low-dropout voltage enables it to maintain output voltage accuracy while providing the designer with maximum flexibility. It also offers protection from reverse current, thermal shutdown, and over current.

The TPS73518QDRBRQ1 is particularly well-suited for use in a variety of PMIC - Voltage Regulators - Linear applications such as powering MCUs, DSPs, circuits powered by batteries, and other small form-factor portable electronics. Its low noise output voltage makes it optimal for powering low-noise analog circuits such as ADCs and DACs, as well as amplifiers and audio circuits. In addition, its high PSRR performance makes it suitable for powering high sensitivity circuitry such as medical applications, automotive systems, and other high current, low noise applications.

The working principle of the TPS73518QDRBRQ1 is relatively simple. An input voltage is applied to the regulator and voltage reference pins, producing an output voltage corresponding to the difference between them. The output voltage is then filtered to reduce noise and ripple. A low-dropout linear regulator is used to provide stable output voltage regulation, enabling the device to maintain a precision output voltage over a wide input voltage range. In addition, the device also includes various protection features to protect the circuit from various adverse conditions.

The TPS73518QDRBRQ1 is a low power, high efficiency, low noise linear voltage regulator ideal for use in a variety of PMIC - Voltage Regulators - Linear applications. Its quiescent current consumption, low dropout voltage, and high PSRR make it ideal for powering noise-sensitive circuits in small form-factor portable electronics, as well as other low noisem, high current applications.

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