Texas Instruments

TPS77118DGKR

TPS77118DGKR Description

The TPS77118DGKR is a linear voltage regulator from Texas Instruments, designed to provide a stable and precise output voltage of 1.8V with a maximum input voltage of 10V. This regulator is capable of delivering up to 150mA of output current, making it suitable for a variety of low-power applications. The device features a fixed output configuration, ensuring consistent performance without the need for external resistors to set the output voltage. Despite being marked as obsolete, the TPS77118DGKR remains a reliable choice for applications requiring a compact, high-performance regulator.

TPS77118DGKR Features

• Output Type: Fixed at 1.8V, ensuring stable and consistent power supply.
• Input Voltage Range: Capable of handling a maximum input voltage of 10V, providing flexibility in power source selection.
• Output Current: Delivers up to 150mA, suitable for low-power applications.
• Quiescent Current: Low quiescent current of 125 µA, minimizing power consumption in standby mode.
• Power Supply Rejection Ratio (PSRR): Achieves 60dB at 1kHz, effectively filtering out noise from the input supply.
• Control Features: Includes enable and reset functionalities, allowing for precise control over the regulator's operation.
• Protection Features: Over current, over temperature, and reverse polarity protection ensure robustness and reliability.
• Package Type: Available in an 8-pin VSSOP package, suitable for surface mount applications and compact designs.
• Compliance: RoHS3 compliant and REACH unaffected, ensuring environmental and regulatory standards are met.
• Moisture Sensitivity Level: MSL 1 (Unlimited), indicating high resistance to moisture, suitable for various environmental conditions.

TPS77118DGKR Applications

The TPS77118DGKR is ideal for applications requiring a stable and low-noise power supply. Its fixed 1.8V output and low quiescent current make it particularly suitable for:

• Embedded Systems: Providing a stable power supply for microcontrollers and other low-power embedded devices.
• Communication Devices: Ensuring reliable power for RF modules and other communication components.
• Consumer Electronics: Suitable for portable devices where low power consumption and compact design are critical.
• Industrial Applications: Ideal for sensors and control systems that require a stable and low-noise power source.

Conclusion of TPS77118DGKR

The TPS77118DGKR from Texas Instruments is a robust and reliable linear voltage regulator, offering a fixed 1.8V output with up to 150mA of current. Its low quiescent current and high PSRR make it an excellent choice for low-power applications where efficiency and noise reduction are critical. The inclusion of enable and reset controls, along with comprehensive protection features, ensures precise operation and reliability. Although marked as obsolete, the TPS77118DGKR remains a viable option for applications requiring a compact, high-performance regulator. Its compliance with environmental and regulatory standards further enhances its suitability for a wide range of applications in the electronics industry.