Texas Instruments

REF3425QDBVRQ1

The REF3425QDBVRQ1 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-power applications.

Description:

The REF3425QDBVRQ1 is a monolithic, low-dropout voltage regulator that operates from a wide input voltage range of 2.7V to 5.5V. It features a low quiescent current of 6.5µA, making it ideal for battery-powered applications. The device also has a low dropout voltage of 300mV at 1A load, ensuring high efficiency and minimal voltage loss.

Features:

1. Low quiescent current: 6.5µA
2. Wide input voltage range: 2.7V to 5.5V
3. Low dropout voltage: 300mV at 1A load
4. High output accuracy: ±1% initial accuracy and ±3% over temperature
5. Low output noise: 40µVrms
6. Enable pin for power management
7. Reverse battery protection
8. Thermal shutdown and overcurrent protection
9. Available in a small QFN package

Applications:

1. Battery-powered applications such as smartphones, tablets, and wearable devices
2. Portable medical devices and equipment
3. IoT devices and sensors
4. Industrial and automotive systems
5. Precision measurement and data acquisition systems
6. Audio and video equipment
7. Low-power microcontroller applications

The REF3425QDBVRQ1 is a versatile and efficient LDO regulator that can be used in a wide range of applications requiring stable and accurate voltage regulation. Its low quiescent current and low dropout voltage make it an excellent choice for battery-powered devices and other low-power applications.