ADP151AUJZ-1.8-R7

The ADP151AUJZ-1.8-R7 is a low-dropout (LDO) linear voltage regulator manufactured by Analog Devices Inc., previously known as Maxim Integrated. This component is designed to provide a stable output voltage of 1.8V, making it suitable for a variety of applications, including powering microcontrollers, sensors, and other low-voltage devices.

Key Features:

1. Output Voltage: The ADP151AUJZ-1.8-R7 delivers a fixed output voltage of 1.8V, which is ideal for many digital circuits that require a stable power supply.

2. Low Dropout Voltage: The LDO features a low dropout voltage, typically around 200mV at a load current of 150mA. This characteristic allows it to maintain regulation even when the input voltage is only slightly above the output voltage, enhancing efficiency in battery-powered applications.

3. Output Current: The regulator can provide up to 150mA of output current, making it suitable for powering small loads without significant voltage drop.

4. Quiescent Current: The device has a low quiescent current, which is beneficial for battery-operated devices as it helps to extend battery life by minimizing power consumption when the load is low.

5. Thermal Protection: The ADP151AUJZ-1.8-R7 includes built-in thermal protection, which prevents the device from overheating and ensures reliable operation under varying load conditions.

6. Package Type: This LDO is housed in a compact 5-lead SOT-23 package, which is suitable for space-constrained applications. The small footprint allows for easy integration into various circuit designs.

7. Operating Temperature Range: The device operates over a wide temperature range, typically from -40°C to +125°C, making it suitable for industrial and automotive applications.

8. Power Supply Rejection Ratio (PSRR): The ADP151AUJZ-1.8-R7 exhibits a high PSRR, which means it can effectively filter out noise from the input supply, providing a clean output voltage.

9. Stability: The regulator is designed to be stable with a wide range of output capacitors, including ceramic capacitors, which are commonly used in modern electronic designs.

Applications:

The ADP151AUJZ-1.8-R7 is ideal for various applications, including:

• Battery-powered devices
• Portable electronics
• Microcontroller power supplies
• RF and wireless applications
• Automotive electronics
• Industrial control systems

Conclusion:

Overall, the ADP151AUJZ-1.8-R7 from Analog Devices Inc./Maxim Integrated is a versatile and efficient LDO voltage regulator that provides a reliable 1.8V output with low dropout voltage and low quiescent current. Its compact size and robust features make it an excellent choice for a wide range of electronic applications.