Texas Instruments

TPS77127DGK

TPS77127DGK Description

The TPS77127DGK is a fixed output linear regulator designed by Texas Instruments, offering a robust solution for power management applications. This regulator is part of the Power Management Integrated Circuit (PMIC) category and is housed in an 8-pin VSSOP package. It provides a fixed output voltage of 2.7V and can deliver up to 150mA of output current. The TPS77127DGK is designed to operate with a maximum input voltage of 10V, making it suitable for a wide range of applications where stable power supply is critical.

TPS77127DGK Features

• Output Type: Fixed, ensuring a stable and consistent output voltage of 2.7V.
• Input Voltage Range: Capable of handling up to 10V, providing flexibility in power supply requirements.
• Output Current: Delivers a maximum of 150mA, suitable for low to medium current applications.
• Low Quiescent Current: Features a low quiescent current of 125 µA, which is ideal for battery-operated devices and applications where power efficiency is crucial.
• High PSRR: Offers a high Power Supply Rejection Ratio (PSRR) of 60dB at 1kHz, ensuring minimal noise and ripple in the output voltage.
• Control Features: Includes enable and reset functionalities, providing precise control over the regulator's operation.
• Protection Features: Equipped with over-current, over-temperature, and reverse polarity protection, ensuring reliable and safe operation under various conditions.
• Compliance: Meets REACH and RoHS3 compliance standards, ensuring environmental and safety standards are met.
• Moisture Sensitivity Level: MSL 1 (Unlimited), making it suitable for various manufacturing environments without additional handling precautions.

TPS77127DGK Applications

The TPS77127DGK is ideal for a variety of applications where a stable and efficient power supply is required. Its low quiescent current and high PSRR make it particularly suitable for battery-powered devices and applications sensitive to noise and ripple. Some specific use cases include:

• Portable Electronics: Ideal for powering low-power portable devices such as smartphones, tablets, and wearables.
• Embedded Systems: Suitable for embedded systems where a stable power supply is essential for reliable operation.
• Medical Devices: Applicable in medical devices where low noise and high reliability are critical.
• Industrial Controls: Can be used in industrial control systems where precise voltage regulation is required.
• Consumer Electronics: Appropriate for consumer electronics that demand a stable power source with minimal noise.

Conclusion of TPS77127DGK

The TPS77127DGK from Texas Instruments is a versatile and reliable linear regulator designed for applications requiring a stable 2.7V output and up to 150mA of current. Its low quiescent current and high PSRR make it an excellent choice for battery-operated devices and noise-sensitive applications. The inclusion of enable and reset controls, along with comprehensive protection features, ensures precise operation and reliability. While the product is marked as obsolete, its robust design and compliance with environmental standards make it a valuable component for existing designs and legacy systems.