Overview of LP2989AILD-5.0/NOPB
The LP2989AILD-5.0/NOPB is a high-performance, fixed-output voltage regulator from Texas Instruments designed to provide ultra-low-dropout and very low noise characteristics while sourcing up to 500mA loads. This robust device offers an excellent solution for applications demanding superior power supply performance.
Key Features
Precise output: Fixed 5V output with accuracy up to ±1% over line, load, and temperature variations.
Noise Reduction: An integrated bypass pin significantly reduces noise making it suitable for sensitive RF supply applications.
Enhanced Stability: Capable of stable operation with ceramic capacitors which improves transient response while reducing board space requirements.
Safety Measures: Includes thermal shutdown protection and current limit features ensuring safe operation under various conditions.
Technical Specifications
Voltage - Output (Min/Fixed): 5V
Voltage - Input (Max): 16V
Current - Output: Up to 500mA
Tolerance ±1% at full rated current
Dropout Voltage typically less than 350mV at full load
Junction Temperature range : -40°C ~ +125°C
Application
The LP2989AILD-5 .0/NOPB finds extensive use in diverse fields due its versatile attributes . It's particularly effective in powering Radio Frequency Identification (RFID) systems , cellular phones , personal digital assistants (PDAs) , cordless telephones as well as other wireless communication devices where clean voltage regulation is critical . Additionally , it can also be deployed in battery-powered system given its low dropout feature . Its ability to work effectively even with ceramic capacitors makes it ideal for compact portable devices.
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