Texas Instruments

LP8345CLD-ADJ/NOPB

LP8345CLD-ADJ/NOPB Description

The LP8345CLD-ADJ/NOPB is a linear regulator IC from Texas Instruments, designed to provide a stable and adjustable output voltage with a maximum input voltage of 10V. This single regulator features a positive output configuration, capable of delivering up to 500mA of output current. The output voltage is adjustable within a range of 1.21V to 1.29V, making it suitable for applications requiring precise voltage control. The regulator boasts a low dropout voltage of 0.5V at 500mA, ensuring efficient operation even under low input-to-output voltage differentials. It operates within a temperature range of 0°C to 125°C, making it suitable for a wide range of industrial and consumer applications.

LP8345CLD-ADJ/NOPB Features

• Adjustable Output Voltage: The LP8345CLD-ADJ/NOPB offers an adjustable output voltage range from 1.21V to 1.29V, providing flexibility in power management solutions.
• Low Dropout Voltage: With a maximum dropout voltage of 0.5V at 500mA, this regulator ensures high efficiency, especially in applications where the input voltage is close to the output voltage.
• Low Quiescent Current: The regulator has a low quiescent current of 50 µA, which is essential for battery-powered applications to minimize power consumption during standby or low-load conditions.
• High PSRR: The regulator features a high power supply rejection ratio (PSRR) of 55dB at 120Hz, ensuring that the output voltage remains stable even when the input voltage contains noise or ripple.
• Protection Features: The LP8345CLD-ADJ/NOPB includes over-current and over-temperature protection features, safeguarding the regulator and connected circuits from potential damage.
• Compliance and Packaging: The regulator is REACH unaffected and RoHS3 compliant, ensuring environmental safety. It is available in a surface-mount package, specifically in a 6-lead WSON (Tape & Reel) format, which is ideal for automated assembly processes.

LP8345CLD-ADJ/NOPB Applications

The LP8345CLD-ADJ/NOPB is well-suited for a variety of applications where precise voltage regulation and low power consumption are critical. Its adjustable output voltage and low dropout characteristics make it ideal for:

• Battery-Powered Devices: The low quiescent current and low dropout voltage make this regulator suitable for portable devices, such as smartphones, tablets, and wearable technology, where battery life and efficiency are paramount.
• Industrial Control Systems: The wide operating temperature range and robust protection features make it suitable for industrial applications, including PLCs, sensors, and actuators, where reliability and stability are essential.
• Consumer Electronics: The regulator can be used in consumer electronics such as digital cameras, gaming consoles, and home automation systems, where stable power supply and low noise are required.

Conclusion of LP8345CLD-ADJ/NOPB

The LP8345CLD-ADJ/NOPB from Texas Instruments is a versatile linear regulator that offers precise voltage control, low dropout voltage, and high efficiency. Its adjustable output voltage range, low quiescent current, and high PSRR make it an excellent choice for a variety of applications, particularly in battery-powered devices and industrial control systems. Despite being marked as obsolete, the LP8345CLD-ADJ/NOPB remains a reliable option for engineers seeking a robust and efficient power management solution.