The LP3981ILDX-2.8 is a low-dropout CMOS linear regulator that provides a fixed output voltage of 2.8V, designed and manufactured by Texas Instruments. This regulator is ideal for battery-powered applications due to its low power consumption and high efficiency. It is capable of delivering up to 300mA of continuous output current, making it suitable for a wide range of portable devices.

Key Features

• Output Voltage: Fixed 2.8V with high accuracy.
• Output Current: Capable of delivering up to 300mA.
• Low Dropout Voltage: Ensures efficient operation even when the input voltage is close to the output voltage.
• Low Quiescent Current: Ideal for battery-powered applications, enhancing battery life.
• Thermal Shutdown Protection: Provides additional safety by preventing the device from overheating.
• Short-Circuit Protection: Guards the device against damage from output short circuits.
• Stable with Low-ESR Ceramic Capacitors: Offers stability with cost-effective and space-saving ceramic capacitors.

Applications

The LP3981ILDX-2.8 is versatile and can be used in various applications, including:

• Mobile Phones
• Personal Digital Assistants (PDAs)
• Digital Cameras
• Portable Media Players
• Wireless LAN and Bluetooth® Devices

Package and Availability

The device is available in a small, leadless LLP-6 package that is both space-saving and suitable for automated assembly processes. The LP3981ILDX-2.8 is available for order and can be sourced directly from Texas Instruments or through authorized distributors.

Conclusion

The LP3981ILDX-2.8 from Texas Instruments stands out as a reliable and efficient solution for power management in portable electronic devices. Its combination of low dropout voltage, high output current capability, and protection features make it a smart choice for designers looking to optimize power usage and extend battery life in their products.