The LP3981IMMX-2.5/NOPB is a low-dropout CMOS linear regulator optimized for battery-powered applications from Texas Instruments. This high-performance component is designed to deliver a fixed output voltage of 2.5V with an impressive dropout voltage and a quiescent current that is ideal for extending battery life in portable devices.

Key Features

• Fixed Output Voltage: The device provides a stable 2.5V output, which is crucial for consistent performance in electronic circuits.
• Low Dropout Voltage: The LP3981IMMX-2.5/NOPB boasts a low dropout voltage, ensuring efficient operation even when the input voltage is close to the output voltage, which is particularly beneficial when running on battery power.
• Low Quiescent Current: With its low quiescent current, this regulator minimizes the power drain from batteries when the device is in standby mode, thus prolonging battery life.
• Stable with Ceramic Capacitors: The regulator is stable with ceramic output capacitors, offering a cost-effective solution with smaller form factor and better reliability over tantalum capacitors.
• Thermal Shutdown and Short Circuit Protection: These features provide additional safety and reliability by protecting the device and the application circuit from damage due to excessive heat or current.

Applications

The LP3981IMMX-2.5/NOPB is suitable for a wide range of applications, particularly those where battery life is a critical concern. It is an excellent choice for:

• Mobile Phones
• PDAs and Handheld Devices
• Portable Media Players
• Wireless LAN and Bluetooth® Devices
• GPS Receivers

Quality and Environmental Compliance

The NOPB designation indicates that this product is lead-free and RoHS compliant, making it an environmentally friendly choice that meets both current and future regulations for hazardous substances. Texas Instruments is committed to providing high-quality, eco-conscious products to its customers.

Ordering and Packaging

Supplied in an 8-pin VSSOP (MMX) package, the LP3981IMMX-2.5/NOPB is offered in tape and reel packaging, facilitating efficient assembly processes for high volume production environments.