AZ1117H-3.3TRE1

The AZ1117H-3.3TRE1 is a low-dropout (LDO) voltage regulator manufactured by Diodes Incorporated. It is designed to provide a stable output voltage of 3.3V with a maximum output current of 1A. This device is particularly useful in applications where space is limited and efficiency is crucial, such as in portable electronics, telecommunications, and automotive systems.

Key Features:

1. Output Voltage: The AZ1117H-3.3TRE1 delivers a fixed output voltage of 3.3V, making it suitable for powering various digital circuits and microcontrollers that require this specific voltage level.

2. Dropout Voltage: The LDO has a low dropout voltage, typically around 1.1V at full load, which allows it to maintain regulation even when the input voltage is only slightly above the output voltage. This feature is essential for battery-powered applications where maximizing battery life is important.

3. Current Capability: It can supply up to 1A of output current, making it capable of driving moderate loads without significant voltage drop or thermal issues.

4. Thermal Protection: The device includes built-in thermal shutdown protection, which prevents damage due to overheating. This feature is critical in applications where the regulator may be subjected to varying load conditions.

5. Short-Circuit Protection: The AZ1117H-3.3TRE1 is equipped with short-circuit protection, ensuring that the device can withstand fault conditions without sustaining damage.

6. Package Type: It is available in a compact SOT-223 package, which is ideal for space-constrained applications. The small footprint allows for easy integration into printed circuit boards (PCBs).

7. Operating Temperature Range: The regulator operates over a wide temperature range, typically from -40°C to +125°C, making it suitable for use in harsh environments.

8. Input Voltage Range: The input voltage range for the AZ1117H-3.3TRE1 is typically from 4.75V to 15V, providing flexibility in various power supply designs.

9. Low Quiescent Current: The device features 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.

Applications:

The AZ1117H-3.3TRE1 is widely used in various applications, including:

• Power supply for microcontrollers and digital signal processors (DSPs)
• Battery-powered devices
• Telecommunications equipment
• Automotive electronics
• Consumer electronics

Conclusion:

In summary, the AZ1117H-3.3TRE1 from Diodes Incorporated is a versatile and efficient LDO voltage regulator that provides a reliable 3.3V output with a range of protective features. Its compact size, low dropout voltage, and ability to handle moderate loads make it an excellent choice for a variety of electronic applications.