Product Overview: LP3981ILD-3.0

The LP3981ILD-3.0 is a low-dropout (LDO) linear voltage regulator designed and manufactured by Texas Instruments (TI), a global leader in semiconductor solutions. This high-performance device is engineered to deliver a fixed output voltage of 3.0V, making it an ideal power management component for a wide range of electronic applications.

Key Features

• Stable Output: The LP3981ILD-3.0 provides a stable 3.0V output with an accuracy of ±1%, ensuring reliable performance for sensitive electronics.
• Low Dropout Voltage: With a typical dropout voltage of just 280mV at a 300mA load, this regulator maintains efficiency and reduces power loss, making it suitable for battery-powered devices.
• High Peak Current: It offers a high peak current capability, with the ability to supply up to 300mA, which is beneficial for applications with transient load requirements.
• Low Quiescent Current: The device features a low quiescent current of typically 90µA, which is critical for extending battery life in portable applications.
• Thermal Shutdown and Overcurrent Protection: Built-in safety features include thermal shutdown and overcurrent protection, safeguarding the device and connected components from potential damage.

Applications

The LP3981ILD-3.0 is versatile and can be used in a variety of electronic devices, including but not limited to:

• Mobile phones and PDAs
• Portable media players
• Wireless LAN devices
• GPS receivers
• Digital cameras

Package and Availability

This voltage regulator is available in a compact, 8-lead LLP package, which is designed for space-constrained applications. The small form factor does not compromise its thermal performance, which is crucial for maintaining device integrity and longevity.

The LP3981ILD-3.0 is part of Texas Instruments' commitment to providing energy-efficient solutions for modern electronic design challenges. With its combination of low power consumption, robust protection features, and stable output, the LP3981ILD-3.0 is an excellent choice for designers looking to optimize their power management systems.