TPS73HD325PWPR

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The TPS73HD325PWPR linear voltage regulator is an integrated circuit (IC) designed to deliver externally adjustable output voltages in fixed voltage regulator applications. It is ideal for systems requiring energy efficient, step-down voltage regulation with adjustable output and minimal external components. This device can also be used in other applications such as logic power supplies and motor power supplies.

Features of the TPS73HD325PWPR

The TPS73HD325PWPR was designed to deliver stringent performance requirements in a range of industrial applications. It offers a wide input supply voltage range, up to 30V. It also provides fast transient response, low dropout voltage (LDO) operation, rail-to-rail output swing, and EMI immunity.The device also comes with several key features, including an integrated voltage sense pin, internal current limiting, and thermal shutdown protection. It has a maximum power dissipation of 1.5W and a maximum quiescent current of 38µA. Furthermore, it has excellent noise performance, high output voltage accuracy, and low output voltage ripple.

Application Field and Working Principle

The TPS73HD325PWPR is used in a variety of applications, such as for embedded systems, battery testing equipment, power supplies, motor drive circuits, and power amplifiers. It is also used in automotive, communication, industrial, and medical applications. The TPS73HD325PWPR linear voltage regulator works on the principle of converting a fixed input voltage to an adjustable output voltage. The output voltage is adjustable by controlling the gate voltage of an N-channel MOSFET. The output voltage is monitored via an integrated voltage sense pin, and the output is compared to a reference voltage set by an external resistor and capacitor. Once the output voltage reaches the reference voltage, it is saturated, and the gate voltage turns off the MOSFET, preventing any further drop in voltage.

Advantages of the TPS73HD325PWPR

The TPS73HD325PWPR offers several advantages over other voltage regulators. It can be used in space constrained applications and is energy efficient, making it ideal for power budgets. It features a wide input voltage range, and its low quiescent current helps to extend the battery life of portable equipments. Additionally, its ability to effectively regulate wide load states makes it suitable for various applications. Furthermore, the adjustable output voltage is ideal for systems which require a fine adjustment of the output voltage.

Conclusion

The TPS73HD325PWPR linear voltage regulator is a reliable, energy-efficient solution for applications which require variable output voltages. Its wide input range and low quiescent current make it an excellent choice for a variety of industrial, automotive, communication, and medical applications. The adjustable output voltage and low dropout voltage (LDO) operation make it suitable for applications which require precise output voltage regulation. Furthermore, its fast transient response, EMI immunity, and excellent noise performance ensure reliable operation in any environment.

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