Texas Instruments

TPS77128DGK

TPS77128DGK Description

The TPS77128DGK is a high-performance linear voltage regulator designed by Texas Instruments, offering a fixed output voltage of 2.8V and a maximum output current of 150mA. This device is housed in an 8-VSSOP package, making it suitable for surface-mount applications. The regulator is designed to operate with an input voltage range up to 10V, ensuring compatibility with a wide range of power sources. The TPS77128DGK features a low dropout voltage of 0.27V at 50mA, which is crucial for maintaining efficiency in low-input voltage scenarios. Additionally, it boasts a quiescent current of only 125 µA, contributing to its energy efficiency.

TPS77128DGK Features

• Output Type: Fixed at 2.8V, providing a stable and reliable power supply for sensitive electronics.
• Input Voltage Range: Up to 10V, ensuring broad compatibility with various power sources.
• Output Current: Capable of delivering up to 150mA, suitable for powering small to medium-sized electronic devices.
• Low Dropout Voltage: 0.27V at 50mA, enhancing efficiency in low-input voltage conditions.
• Low Quiescent Current: 125 µA, minimizing power consumption and extending battery life in portable applications.
• High PSRR: 60dB at 1kHz, effectively reducing noise and ripple in the output voltage.
• Control Features: Includes enable and reset functions, providing enhanced control over the regulator's operation.
• Protection Features: Over-current, over-temperature, and reverse polarity protection ensure robustness and reliability.
• Compliance: ROHS3 compliant and REACH unaffected, meeting stringent environmental and safety standards.
• Moisture Sensitivity Level: MSL 1 (Unlimited), suitable for a wide range of manufacturing environments.

TPS77128DGK Applications

The TPS77128DGK is ideal for a variety of applications where a stable and efficient power supply is required. Its low dropout voltage and low quiescent current make it particularly suitable for battery-powered devices and portable electronics. The regulator's fixed output voltage and high PSRR ensure clean and stable power delivery, making it a perfect fit for analog sensitive circuits, microcontrollers, and digital signal processors. Additionally, its robust protection features and compliance with environmental standards make it a reliable choice for industrial and automotive applications.

Conclusion of TPS77128DGK

The TPS77128DGK from Texas Instruments is a versatile and efficient linear voltage regulator that stands out in its category. Its combination of a fixed 2.8V output, low dropout voltage, and low quiescent current makes it an excellent choice for applications requiring high efficiency and stability. The inclusion of advanced control and protection features further enhances its reliability and usability. Whether powering portable devices, sensitive analog circuits, or industrial systems, the TPS77128DGK delivers exceptional performance and value, making it a standout option in the market.