Texas Instruments

TPS75518KTTT

TPS75518KTTT Description

The TPS75518KTTT is a linear regulator IC designed by Texas Instruments, offering a fixed output voltage of 1.8V and a robust current output capability of 5A. This single regulator device is housed in a Surface Mount package, specifically the DDPAK/TO263-5 format, making it suitable for compact and high-density PCB designs. Despite its small form factor, the TPS75518KTTT delivers exceptional performance with a maximum input voltage of 5.5V and a quiescent current of just 200 µA. The regulator is designed to operate within a positive output configuration, ensuring stable and reliable power delivery.

TPS75518KTTT Features

The TPS75518KTTT boasts several advanced features that enhance its performance and reliability. Key features include:

• Fixed Output Voltage: Provides a stable 1.8V output, ideal for applications requiring precise voltage regulation.
• High Current Capability: Delivers up to 5A of output current, making it suitable for high-power applications.
• Low Quiescent Current: Consumes only 200 µA in quiescent mode, ensuring high efficiency and minimal power loss.
• Power Supply Rejection Ratio (PSRR): Achieves 60dB at 100Hz, effectively filtering out noise and ripple from the input power supply.
• Protection Features: Includes over current, over temperature, reverse polarity, and under voltage lockout (UVLO) protections, safeguarding the device and connected circuits from damage.
• Control Features: Equipped with enable and power good control features, allowing for precise control and monitoring of the power supply.
• Compliance and Reliability: The TPS75518KTTT is REACH unaffected and RoHS3 compliant, ensuring environmental safety and regulatory compliance. It also has a moisture sensitivity level (MSL) of 2 (1 year), making it suitable for various manufacturing environments.

TPS75518KTTT Applications

The TPS75518KTTT is ideal for a wide range of applications where precise voltage regulation and high current output are required. Specific use cases include:

• Consumer Electronics: Ideal for powering high-current components in devices such as smartphones, tablets, and gaming consoles.
• Industrial Equipment: Suitable for industrial control systems, automation equipment, and machinery that require stable power supply.
• Telecommunications: Can be used in base stations, routers, and other telecom equipment where reliable power delivery is crucial.
• Automotive Applications: Applicable in automotive electronics, such as infotainment systems and advanced driver-assistance systems (ADAS), where high current and stable voltage are essential.

Conclusion of TPS75518KTTT

The TPS75518KTTT from Texas Instruments is a highly efficient and reliable linear regulator designed to meet the demanding requirements of modern electronic systems. Its fixed 1.8V output and 5A current capability make it an excellent choice for applications requiring stable power delivery. The inclusion of advanced protection and control features ensures robust performance and reliability. Despite being marked as obsolete, the TPS75518KTTT remains a viable option for existing designs and legacy systems. Its compliance with environmental and regulatory standards further enhances its suitability for a wide range of applications in the electronics industry.