Texas Instruments

TPS7A4901DGNR

The TPS7A4901DGNR is a low-dropout (LDO) linear voltage regulator manufactured by Texas Instruments. This device is designed to provide a stable and reliable voltage output for a wide range of applications.

Description:

The TPS7A4901DGNR is a low-dropout linear voltage regulator with an input voltage range of 2.5V to 5.5V and an output voltage range of 0.9V to 5V. It has a very low dropout voltage of 180mV at a 1A load, which makes it suitable for use in battery-powered applications where minimizing power consumption is critical.

Features:

1. Low dropout voltage: 180mV at 1A load
2. Wide input voltage range: 2.5V to 5.5V
3. Wide output voltage range: 0.9V to 5V
4. Low quiescent current: 5.5µA (typical)
5. High PSRR: 80dB at 1kHz
6. Small package size: WSON-8 package
7. Over-current protection
8. Thermal shutdown protection
9. Enable/Disable functionality

Applications:

1. Portable devices: smartphones, tablets, and wearables
2. IoT devices: sensors, smart home devices, and industrial IoT
3. Medical devices: portable medical equipment and wearable medical devices
4. Consumer electronics: cameras, GPS devices, and portable gaming consoles
5. Automotive applications: infotainment systems and sensor interfaces
6. Industrial equipment: motor controllers and sensor interfaces

The TPS7A4901DGNR's low dropout voltage, wide input and output voltage range, and low quiescent current make it an ideal choice for a variety of applications where a stable and efficient voltage regulation is required. Its small package size and additional protection features also make it suitable for space-constrained applications.