**ADP3335ACPZ-5-R7: A High-Accuracy, Low-Dropout Linear Voltage Regulator**

In the realm of power management, the demand for precise, stable, and clean voltage regulation is paramount. The **ADP3335ACPZ-5-R7** from Analog Devices stands out as a premier solution, engineered to deliver **high-accuracy output voltage** with exceptional efficiency. This low-dropout (LDO) linear regulator is designed to meet the rigorous requirements of modern applications, from telecommunications infrastructure and industrial instrumentation to sophisticated consumer electronics.

A defining characteristic of the ADP3335 is its remarkably **low dropout voltage**. At a full load of 500 mA, the dropout voltage is typically a mere 200 mV. This exceptional performance allows the device to maintain regulation even when the input voltage is only marginally higher than the output, significantly enhancing system efficiency and extending battery life in portable applications. The fixed **5.0V output version** (-5-R7) provides a stable rail for powering core components like microcontrollers, sensors, and analog circuits.

The regulator's **high accuracy of ±0.8%** over line, load, and temperature variations ensures that connected circuits receive a precisely maintained voltage, which is critical for the integrity of analog-to-digital conversions and signal processing. Furthermore, the ADP3335 achieves this with a very **low quiescent current** of just 50 µA, which remains stable across the entire load range, minimizing its own power consumption.

Beyond its core regulation capabilities, the ADP3335 is equipped with advanced features that bolster system reliability. It includes **overcurrent and overtemperature protection** circuits, safeguarding both the regulator and the load under fault conditions. The device also features a low-noise architecture and excellent power supply ripple rejection (PSRR), making it ideal for noise-sensitive applications such as RF transceivers and audio equipment. Housed in a compact, thermally efficient 8-lead LFCSP package, it is perfectly suited for space-constrained PCB designs.

**ICGOODFIND Summary**: The ADP3335ACPZ-5-R7 is a high-performance LDO regulator that excels in providing a highly accurate 5V output with minimal power loss. Its combination of low dropout voltage, high PSRR, and robust protection features makes it an indispensable component for designers seeking reliability and efficiency in a wide array of electronic systems.

**Keywords**: Low Dropout Voltage, High Accuracy, Low Quiescent Current, Power Supply Ripple Rejection (PSRR), Overcurrent Protection.