The AZ1117H-ADJTRE1 is a versatile low dropout (LDO) voltage regulator manufactured by Diodes Incorporated. This device is designed to provide an adjustable output voltage, making it suitable for a wide range of applications in consumer electronics, telecommunications, and industrial systems. Below is a comprehensive overview of its specifications, features, and potential applications.

## Key Features:

1. Adjustable Output Voltage: The AZ1117H-ADJTRE1 allows for an adjustable output voltage ranging from 1.25V to 5.0V. This flexibility makes it ideal for various applications that require different voltage levels.

2. High Output Current: This LDO can deliver up to 1A of output current, making it suitable for powering a variety of devices, from low-power applications to more demanding electronic systems.

3. Low Dropout Voltage: The device features a low dropout voltage of approximately 1.2V at full load. This characteristic allows the regulator to maintain its output voltage even when the input voltage is only slightly higher than the output voltage, which is particularly beneficial in battery-operated devices.

4. Thermal Protection: The AZ1117H-ADJTRE1 includes built-in thermal protection, which prevents the device from overheating and ensures reliable operation under varying load conditions.

5. Short-Circuit Protection: This regulator is equipped with short-circuit protection, safeguarding both the device and the connected load in the event of a fault condition.

6. Wide Operating Temperature Range: The device operates effectively over a temperature range of -40°C to +125°C, making it suitable for use in harsh environments.

7. SOT-223 Package: The AZ1117H-ADJTRE1 is available in a compact SOT-223 package, which provides good thermal performance and is suitable for space-constrained applications.

## Electrical Specifications:

- Input Voltage Range: 3V to 15V
- Output Voltage Range: 1.25V to 5.0V (adjustable)
- Output Current: Up to 1A
- Dropout Voltage: 1.2V (at 1A load)
- Line Regulation: 0.2% (typical)
- Load Regulation: 0.5% (typical)
- Quiescent Current: 5mA (typical)
- Ripple Rejection: 70dB (typical at 1kHz)

## Application Areas:

The AZ1117H-ADJTRE1 is suitable for various applications, including:

- Power supplies for microcontrollers and digital circuits
- Battery-powered devices
- Post-regulation for switching power supplies
- Power management in automotive applications
- Industrial automation systems
- Communication equipment

## Conclusion:

The AZ1117H-ADJTRE1 from Diodes Inc. is a reliable and efficient adjustable low dropout voltage regulator that meets the demands of modern electronic applications. With its adjustable output voltage range, high output current capability, low dropout voltage, and built-in protection features, it is an excellent choice for designers looking to implement flexible and efficient power management solutions in their products. Whether in consumer electronics, telecommunications, or industrial systems, the AZ1117H-ADJTRE1 provides the performance and reliability needed for today%27s applications. Its compact design and robust features make it a valuable component in a wide range of electronic devices, ensuring stable and efficient power delivery.