**ADP1752ACPZ-5-R7: A High-Performance, 5V 2A Linear Regulator for Noise-Sensitive Applications**

In the realm of modern electronics, particularly in applications like medical imaging, high-fidelity audio, and precision data acquisition, **power supply noise is a critical performance-limiting factor**. Switching regulators, while efficient, generate significant switching noise that can severely degrade signal integrity. For these noise-sensitive applications, a high-performance linear regulator like the **ADP1752ACPZ-5-R7** is often the optimal solution, providing a clean, stable, and reliable 5V output.

The ADP1752ACPZ-5-R7 is a low-dropout (LDO) linear regulator capable of delivering up to **2A of continuous output current** from an input voltage range of 2.5V to 5.5V. Its key distinguishing feature is its exceptionally **low noise and high power supply rejection ratio (PSRR)**, which are paramount for isolating sensitive circuits from upstream power supply disturbances. The device achieves a remarkably low output noise of just **9μV RMS (typical)** and a PSRR of 80dB at 10kHz, effectively acting as a very strong filter against AC ripple and noise on the input rail.

Beyond its noise performance, the ADP1752 is engineered for robustness and stability. It maintains **excellent line and load regulation**, ensuring the output voltage remains stable despite fluctuations in input voltage or changes in the current drawn by the load. The regulator is stable with small, space-saving ceramic output capacitors, as low as 2.2μF, making it ideal for compact PCB designs. Furthermore, it incorporates vital protection features such as **current limiting and thermal overload protection**, safeguarding both the regulator itself and the downstream components from potential damage during fault conditions.

Housed in a compact, thermally enhanced 3mm x 3mm LFCSP package, the ADP1752ACPZ-5-R7 offers high performance without sacrificing valuable board space. Its combination of high current, ultra-low noise, and excellent transient response makes it an indispensable component for powering critical subsystems like **RF amplifiers, precision sensors, and clocking circuits**, where even the slightest power impurity can compromise overall system accuracy.

**ICGOODFIND:** The ADP1752ACPZ-5-R7 stands out as a premier choice for designers tackling noise-sensitive challenges. It delivers a potent combination of **high output current (2A), ultra-low noise (9μV RMS), and outstanding PSRR (80dB)**, all in a miniature package. For applications where power quality is non-negotiable, this LDO provides a clean, stable, and robust 5V power solution that ensures superior signal integrity and system performance.

**Keywords:** Low Noise LDO, High PSRR, 2A Output Current, 5V Linear Regulator, Noise-Sensitive Applications