Texas Instruments

REF3140AIDBZR

REF3140AIDBZR is a precision low-dropout (LDO) linear voltage regulator from Texas Instruments. It is designed to provide a stable and accurate output voltage to power sensitive and low-noise applications.

Description:

The REF3140AIDBZR is a monolithic, low-dropout (LDO) linear voltage regulator that operates from a wide input voltage range of 4.5V to 40V. It has a fixed output voltage of 5V and is capable of delivering up to 150mA of output current. The device features a low quiescent current of 2.5µA, which makes it ideal for battery-powered applications.

Features:

1. Precision output voltage: The REF3140AIDBZR provides a stable and accurate output voltage of 5V with a maximum output voltage tolerance of ±1%.
2. Low dropout voltage: The LDO has a low dropout voltage of 300mV at full load, ensuring efficient operation even with low input voltages.
3. Low quiescent current: The device has a low quiescent current of 2.5µA, which helps to extend battery life in portable applications.
4. High input voltage range: The REF3140AIDBZR can operate with input voltages ranging from 4.5V to 40V, making it suitable for a wide range of applications.
5. Low output noise: The LDO provides low output noise, making it suitable for sensitive and low-noise applications.
6. Small package size: The device is available in a small 10-lead WSON package, making it suitable for space-constrained applications.

Applications:

1. Portable electronics: The REF3140AIDBZR is ideal for use in battery-powered devices such as smartphones, tablets, and wearable devices, where low quiescent current and low noise are essential.
2. Medical equipment: The LDO can be used in medical equipment that requires a stable and accurate voltage supply, such as patient monitoring devices and diagnostic equipment.
3. Industrial control systems: The REF3140AIDBZR can be used in industrial control systems that require a stable and low-noise voltage supply for sensitive components.
4. Test and measurement equipment: The LDO is suitable for use in test and measurement equipment that requires a stable and accurate voltage supply for precise measurements.
5. Telecommunication equipment: The REF3140AIDBZR can be used in telecommunication equipment that requires a stable and low-noise voltage supply for sensitive components.

In summary, the REF3140AIDBZR is a precision low-dropout linear voltage regulator from Texas Instruments that offers a stable and accurate output voltage, low quiescent current, and low output noise. It is suitable for a wide range of applications, including portable electronics, medical equipment, industrial control systems, test and measurement equipment, and telecommunication equipment.