The AP2138N-2.1TRG1 is a high-performance, low-dropout linear regulator offered by Diodes Incorporated, a leading manufacturer and supplier of high-quality semiconductor products. This regulator is designed to deliver a fixed output voltage of 2.1V with an input voltage range from 2.5V to 6V, making it ideal for a wide range of applications, including portable electronics, wireless communication devices, and digital consumer products.

Key Features

• Output Voltage: Fixed 2.1V output with high accuracy.
• High Current Capability: Capable of delivering up to 300mA of continuous output current.
• Low Dropout Voltage: Ensures efficient operation even with very low input-to-output voltage differentials.
• Stable with Low ESR Ceramic Capacitors: Designed for stability with ceramic output capacitors as low as 1μF, providing flexibility in design.
• Thermal Protection: Integrated thermal shutdown feature protects the device from overheating.
• Current Limit Protection: Built-in current limit helps prevent damage to the regulator during fault conditions.
• High PSRR: Excellent power supply rejection ratio ensures stable output despite variations in the input voltage.
• Low Quiescent Current: Optimized for low-power consumption in standby mode, making it suitable for battery-powered applications.

Applications

The AP2138N-2.1TRG1 is versatile and can be used in various applications that require a reliable and consistent power supply. It is particularly well-suited for:

• Mobile Phones
• Portable Media Players
• Wireless LAN Devices
• GPS Receivers
• Digital Cameras
• PDAs and Handheld Computers

Package and Quality

The device is available in a small, lead-free, RoHS-compliant SOT-23 package, which is suitable for space-constrained applications. Diodes Incorporated is committed to the highest standards of quality, and the AP2138N-2.1TRG1 is no exception, ensuring reliable performance for critical electronic circuits.