The AP2138R-1.4TRG1 is a high-performance, low-dropout linear regulator designed by Diodes Incorporated, a leading manufacturer in the semiconductor industry. This regulator offers a fixed output voltage of 1.4V, which is ideal for providing stable power to sensitive electronic circuits. The device is packaged in a compact, space-saving SOT-25 package, making it suitable for a wide range of applications, including portable and battery-powered devices.

Key Features

• Output Voltage: Fixed 1.4V, suitable for low-voltage digital circuits.
• High Accuracy: Ensures a stable output with a precision of ±1%, contributing to the reliability of the end application.
• Low Dropout: With a low dropout voltage, this regulator can maintain output regulation even when the supply voltage is very close to the output voltage, maximizing battery life.
• High Current: Capable of delivering up to 300mA of continuous output current, sufficient for a range of small to medium power requirements.
• Low Quiescent Current: The device features a low quiescent current, which minimizes power consumption when in standby mode, thus extending battery life in portable applications.
• Thermal Protection: Includes over-temperature protection that safeguards the device and the application from damage due to excessive heat.
• Current Limit Protection: Built-in current limit protection prevents damage from overcurrent conditions.
• Package: Available in a small SOT-25 package that is suitable for space-constrained applications.

Applications

The AP2138R-1.4TRG1 is versatile and can be used in a variety of applications. Its stable output and low dropout make it an excellent choice for:

• Mobile Phones
• Portable Media Players
• Wireless LANs
• PDAs and Handheld Devices
• GPS Devices
• Other Electronic Devices Requiring a 1.4V Power Supply

With its combination of features, the AP2138R-1.4TRG1 provides a reliable power management solution that enhances the performance and longevity of electronic devices.