Texas Instruments

TPS79928YZUR

The TPS79928YZUR is a low-power, low-dropout (LDO) voltage regulator manufactured by Texas Instruments. This device is designed to provide a stable and reliable voltage output for a variety of applications, including portable and battery-powered devices, as well as industrial and automotive systems.

Description:

The TPS79928YZUR is a precision LDO voltage regulator with an input voltage range of 2.5V to 5.5V and an output voltage range of 1.23V to 3.3V. It features a very low dropout voltage of 250mV at maximum load, ensuring stable operation even with low input voltages. The device is available in a small, thermally enhanced WSON package, making it suitable for space-constrained applications.

Features:

1. Low dropout voltage: 250mV at maximum load
2. Wide input voltage range: 2.5V to 5.5V
3. Wide output voltage range: 1.23V to 3.3V
4. Low quiescent current: 5.5µA (typical)
5. High PSRR (Power Supply Reject Ratio): 80dB at 1kHz
6. Small, thermally enhanced WSON package
7. Enable and disable functionality with low shutdown current
8. Output short-circuit protection
9. Overcurrent protection
10. Thermal shutdown protection

Applications:

1. Portable and battery-powered devices: smartphones, tablets, wearables, and wireless headsets
2. Industrial systems: IoT devices, sensors, and control systems
3. Automotive systems: infotainment systems, instrument clusters, and body control modules
4. Medical devices: portable medical equipment and wearable health monitors
5. Consumer electronics: cameras, GPS devices, and portable gaming consoles
6. Telecom equipment: base stations, routers, and switches

The TPS79928YZUR is a versatile and efficient LDO voltage regulator that can be used in a wide range of applications requiring low-power and low-dropout voltage regulation. Its small form factor and low quiescent current make it an ideal choice for space-constrained and power-sensitive devices.