**ADP7112ACBZ-2-R7: A High-Performance 2V, 200mA Low-Noise LDO Linear Regulator**

In the realm of power management, achieving clean, stable, and precise voltage regulation is paramount for the performance of sensitive analog and RF circuits. The **ADP7112ACBZ-2-R7** from Analog Devices stands out as a premier solution, engineered to meet these critical demands. This **high-performance, low-dropout (LDO) linear regulator** delivers a fixed **2V output** with a robust **200mA current** capability, making it an indispensable component for a wide array of advanced electronic applications.

The core strength of the ADP7112 lies in its **exceptionally low output noise performance**, typically measuring just **9 μV rms** from 100 Hz to 100 kHz. This characteristic is vital for powering noise-sensitive subsystems such as **phase-locked loops (PLLs)**, voltage-controlled oscillators (VCOs), analog-to-digital converters (ADCs), and precision sensors, where even minimal power supply noise can drastically degrade system accuracy and performance.

Furthermore, the device excels in **power supply ripple rejection (PSRR)**, achieving a high 69 dB at 10 kHz. This ensures that unwanted AC noise and ripple from upstream switching regulators or other noisy power sources are effectively attenuated, providing a pristine DC output. Its low dropout voltage of 210 mV at 200 mA load allows it to remain operational even when the input voltage is only marginally higher than the output, enhancing efficiency and extending battery life in portable equipment.

Designed for stability and ease of use, the ADP7112ACBZ-2-R7 requires only a small 1 μF ceramic output capacitor for stable operation, conserving valuable board space. Its wide input voltage range of 2.7 V to 20 V offers significant design flexibility. The regulator also incorporates crucial protection features like **current limiting and thermal shutdown**, safeguarding both the IC and the load under fault conditions. Housed in a compact, low-profile LFCSP package, it is ideally suited for space-constrained applications.

**ICGOOODFIND**: The ADP7112ACBZ-2-R7 is a superior choice for designers seeking a reliable, high-performance LDO. Its combination of **ultra-low noise, high PSRR, and robust protection features** makes it an exemplary power solution for critical analog and RF loads, ensuring optimal system performance and reliability.

**Keywords**:

* **Low-Noise LDO**

* **200mA Output Current**

* **High PSRR**

* **2V Fixed Output**

* **Power Management**