Product Overview: LP3990TLX-1.5/NOPB

The LP3990TLX-1.5/NOPB is a high-performance, low-dropout linear regulator (LDO) from Texas Instruments (TI), designed to maintain precision voltage regulation and stability. This LDO is particularly suitable for portable and battery-powered applications due to its low power consumption and compact form factor. The LP3990TLX-1.5/NOPB offers a fixed output voltage of 1.5V, which is ideal for supplying power to low-voltage digital circuits and microprocessors.

Key Features

• Low Dropout Voltage: The device provides excellent regulation with a very low dropout voltage, which enhances the energy efficiency of the overall system.
• High Accuracy: With an output voltage accuracy of ±1%, the LP3990TLX-1.5/NOPB ensures reliable power delivery for sensitive electronic components.
• Low Quiescent Current: The quiescent current is extremely low, making it an excellent choice for battery-powered devices where power conservation is crucial.
• Thermal and Overcurrent Protection: The LDO comes with built-in thermal shutdown and current limit features to protect against excessive temperature and current conditions.
• Noise Performance: The LP3990TLX-1.5/NOPB is designed for low noise operation, which is critical for RF and precision analog applications.
• Stability: Stable with low-ESR ceramic capacitors, which reduces the size of the external components and the overall solution footprint.

Applications

• Mobile Phones
• Portable Media Players
• Wireless LAN and Bluetooth® Devices
• Handheld GPS Units
• MP3 Players
• Digital Cameras

The LP3990TLX-1.5/NOPB is provided in a space-saving 5-pin leadless package, making it particularly suitable for space-constrained applications. It is characterized for performance over a wide temperature range of −40°C to 125°C, which ensures reliable operation under various environmental conditions. The NOPB designation indicates that the product is lead-free and RoHS compliant, aligning with environmental standards and regulations.

With its combination of features, the LP3990TLX-1.5/NOPB from Texas Instruments represents a versatile power management solution that meets the stringent requirements of modern portable electronics.