Texas Instruments

TPS7A21345PYWDJ  

Linear & Switching Voltage Regulators

TPS7A21345PYWDJ Description

The TPS7A21345PYWDJ is a 500-mA, low-noise, low-IQ, high-performance linear regulator from Texas Instruments, designed to meet the stringent demands of modern power management applications. This regulator offers a fixed output voltage of 3.45V and is optimized for low dropout operation, with a maximum dropout voltage of 0.175V at 500mA. It features a maximum input voltage of 6V and a quiescent current of just 15 µA, making it highly efficient and suitable for battery-powered devices.

TPS7A21345PYWDJ Features

• Output Type: Fixed at 3.45V, ensuring stable power supply for sensitive electronics.
• Input Voltage Range: Up to 6V, providing flexibility in power source selection.
• Output Current: Capable of delivering up to 500mA, suitable for a wide range of applications.
• Low Dropout Voltage: Maximum of 0.175V at 500mA, enhancing efficiency and extending battery life.
• Low Quiescent Current: 15 µA, minimizing power consumption in standby mode.
• Power Supply Rejection Ratio (PSRR): 65dB to 50dB across a frequency range of 100Hz to 1MHz, ensuring excellent noise suppression.
• Control Features: Includes current limit and enable functions for precise control.
• Protection Features: Over current, over temperature, and UVLO (under-voltage lockout) protections ensure robust and reliable operation.
• Compliance: ROHS3 compliant and REACH unaffected, meeting environmental and regulatory standards.
• Packaging: Tape & Reel (TR), suitable for surface mount applications and automated assembly processes.

TPS7A21345PYWDJ Applications

The TPS7A21345PYWDJ is ideal for applications requiring a stable, low-noise power supply with high efficiency. Its low dropout voltage and low quiescent current make it particularly suitable for battery-powered devices, such as portable electronics, IoT devices, and wearable technology. The regulator's high PSRR and fixed output voltage ensure minimal noise interference, making it perfect for sensitive analog circuits and precision instrumentation. Additionally, the enable function allows for dynamic power management, further optimizing energy usage in various electronic systems.

Conclusion of TPS7A21345PYWDJ

The TPS7A21345PYWDJ from Texas Instruments stands out as a high-performance linear regulator, offering a unique combination of low dropout voltage, low quiescent current, and excellent noise suppression. Its fixed output voltage and comprehensive protection features make it a reliable choice for a variety of applications, especially those requiring high efficiency and minimal power consumption. With its robust design and compliance with industry standards, the TPS7A21345PYWDJ is an excellent solution for modern power management needs, ensuring optimal performance and reliability in diverse electronic systems.

TPS7A21345PYWDJ Documents

Download datasheets and manufacturer documentation for TPS7A21345PYWDJ

Datasheets :

TPS7A21