Texas Instruments

TPS7A5401QRGRRQ1

TPS7A5401QRGRRQ1 is a low-dropout (LDO) linear voltage regulator manufactured by Texas Instruments. It is designed to provide a stable and reliable voltage output for various applications, particularly in battery-powered systems.

Description:

The TPS7A5401QRGRRQ1 is a low-dropout linear regulator with an input voltage range of 2.5V to 5.5V and an output voltage range of 1.2V to 5V. It has a very low dropout voltage of 300mV, which ensures efficient power supply even at low input voltages. The device is available in a small QFN package, making it suitable for space-constrained applications.

Features:

1. Low dropout voltage: 300mV at maximum load
2. Wide input voltage range: 2.5V to 5.5V
3. Wide output voltage range: 1.2V to 5V
4. Low quiescent current: 5.5µA (typical)
5. High PSRR (Power Supply Reject Ratio): 80dB at 1kHz
6. Small package size: QFN package (1x1mm)
7. Enable/Disable control
8. Thermal shutdown and overcurrent protection

Applications:

1. Portable devices: smartphones, tablets, and wearables
2. IoT devices: sensors, smart home devices, and industrial IoT
3. Battery-powered systems: wireless routers, GPS modules, and Bluetooth devices
4. Medical devices: portable medical instruments and wearable health monitors
5. Automotive applications: infotainment systems, sensor interfaces, and power management
6. General-purpose power supply: for systems requiring a stable and low-noise voltage source

The TPS7A5401QRGRRQ1 is a versatile and efficient LDO regulator suitable for a wide range of applications where a stable and low-noise voltage supply is required. Its low dropout voltage and small package size make it an ideal choice for space-constrained and battery-powered systems.