Texas Instruments

TPS7A3301RGWT

TPS7A3301RGWT Description

The TPS7A3301RGWT from Texas Instruments is a high-performance, negative adjustable linear voltage regulator capable of delivering 1A output current with an input voltage range up to -20V. Designed for precision power management, it features a low dropout voltage of 0.8V (max) at 1A, ensuring efficient operation even with tight voltage margins. The device operates with a quiescent current of 100 µA and a maximum supply current of 950 µA, making it suitable for power-sensitive applications. With 72dB PSRR at 10kHz, it excels in noise-sensitive environments, providing stable output voltage regulation.

TPS7A3301RGWT Features

• Adjustable Negative Output: Flexible voltage adjustment for custom power requirements.
• High Efficiency: Low dropout voltage minimizes power dissipation.
• Advanced Control & Protection: Includes enable/disable control, soft-start, and protection against over-current and over-temperature.
• Low Noise & High PSRR: 72dB ripple rejection at 10kHz ensures clean output in noisy conditions.
• Compact & Reliable: Offered in a 20-VQFN package with MSL 2 (1 Year) moisture sensitivity, compliant with ROHS3 and REACH standards.

TPS7A3301RGWT Applications

• Industrial Systems: Precision analog circuits, test equipment, and instrumentation requiring stable negative voltage rails.
• Telecom & Networking: Powering high-speed data converters, RF amplifiers, and optical modules.
• Medical Devices: Low-noise power supplies for sensitive diagnostic equipment.
• Automotive Electronics: Infotainment systems and sensors needing reliable negative voltage regulation.

Conclusion of TPS7A3301RGWT

The TPS7A3301RGWT stands out as a robust, high-performance negative voltage regulator, combining low noise, high efficiency, and advanced protection features. Its adjustable output, high PSRR, and compact form factor make it ideal for demanding applications in industrial, medical, and automotive sectors. For engineers seeking a reliable, feature-rich solution for negative voltage regulation, this device offers a compelling balance of performance and versatility.