The AP139-28WA from Diodes Incorporated is a high-performance, low-dropout linear regulator designed to deliver a continuous output current of up to 150mA. This regulator operates over a wide input voltage range from 2.5V to 6.0V, making it an excellent choice for battery-powered devices and other applications that require a stable voltage supply.

Key Features

• Output Voltage: The device provides a fixed output voltage of 2.8V, which is ideal for powering sensitive electronic components that require a precise voltage level.
• High Accuracy: AP139-28WA boasts an impressive output voltage accuracy of ±2%, ensuring reliable performance in critical applications.
• Low Dropout Voltage: With a low dropout voltage of typically 250mV at full load, this regulator maintains efficiency and reduces power loss, making it suitable for use in low voltage environments.
• Thermal Protection: The built-in thermal shutdown feature protects the device from damage caused by overheating, enhancing the product's longevity and reliability.
• Current Limit Protection: The current limit protection safeguards the regulator and the downstream circuitry from excessive current draw and potential damage.
• Low Quiescent Current: The AP139-28WA is designed with a low quiescent current of typically 45µA, which is beneficial for battery-powered applications as it extends battery life.

Applications

The AP139-28WA is versatile and can be used in a wide range of applications. It is particularly well-suited for:

• Portable and battery-powered equipment
• Wireless communication devices
• Personal digital assistants (PDAs) and smartphones
• Health and fitness trackers
• Audio and video equipment
• Microcontroller power supplies

Quality and Reliability

Diodes Incorporated is known for its commitment to quality, and the AP139-28WA is no exception. It is manufactured in compliance with the highest industry standards, ensuring both consistent performance and reliability for the end-user.