**ADP160ACBZ-0-R7: A 300 mA, Ultra-Low Quiescent Current Linear Regulator**

In the rapidly evolving world of portable and battery-powered electronics, power management is paramount. The quest for longer battery life and higher efficiency has driven the development of components that minimize their own power consumption to maximize the operational time of the end device. At the forefront of this effort is the **ADP160ACBZ-0-R7**, a high-performance, low-dropout (LDO) linear regulator from Analog Devices that sets a new benchmark for efficiency in power conversion.

The defining characteristic of the ADP160ACBZ-0-R7 is its **ultra-low quiescent current (IQ)** of just 750 nA (typical). Quiescent current is the current consumed by the regulator itself when it is powered on but not supplying any significant load current. In many applications, especially those spending long periods in standby or sleep mode, this quiescent current becomes the dominant source of power drain. The remarkably low IQ of the ADP160 significantly mitigates this, **preserving battery energy** and dramatically extending the time between charges for devices such as wireless sensors, medical wearables, and portable health monitors.

Despite its minuscule idle consumption, this regulator is robust in performance. It delivers a stable **output current of up to 300 mA**, making it suitable for powering the core components of microcontrollers, RF modules, and sensors in a wide range of applications. It operates from an input voltage range of 2.2 V to 5.5 V, supporting various battery chemistries, including single-cell Li-Ion and multi-cell alkaline configurations. The fixed output voltage option (e.g., the `-0-R7` suffix denotes a 1.8 V output) provides a simple, compact solution with minimal external components—typically just input and output capacitors.

Furthermore, the ADP160 excels in its transient response and noise performance. Its design ensures a stable output voltage with a low-noise profile, which is critical for powering noise-sensitive analog and RF circuitry. The device also incorporates essential protection features like current limiting and thermal shutdown, safeguarding both the regulator and the downstream load under fault conditions. Its small, 5-bump WLCSP package is ideal for space-constrained PCB designs, underscoring its suitability for modern, miniaturized electronics.

**ICGOODFIND**

The ADP160ACBZ-0-R7 is an exceptional LDO regulator that masterfully balances ultra-low power consumption with solid load performance. Its nanoampere-level quiescent current makes it an indispensable component for any design where extending battery life is the highest priority, without compromising on output stability or board space.

**Keywords:**

* **Ultra-Low Quiescent Current**

* **Linear Regulator (LDO)**

* **Battery-Powered Devices**

* **300 mA Output Current**

* **Power Management**