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TLE4270NKSA1

TLE4270NKSA1 Description

The TLE4270NKSA1 is a linear voltage regulator designed for high reliability and performance in power management applications. Manufactured by Infineon Technologies, this regulator offers a fixed output voltage of 5V and can deliver a maximum output current of 650mA. It is housed in a through-hole TO220-5-11 package, making it suitable for a variety of industrial and automotive applications.

TLE4270NKSA1 Features

• Fixed Output Voltage: Provides a stable 5V output, ensuring consistent power supply to connected devices.
• High Input Voltage Range: Capable of handling input voltages up to 42V, making it suitable for applications with wide voltage variations.
• Low Dropout Voltage: With a maximum dropout voltage of 0.7V at 550mA, the TLE4270NKSA1 maintains efficiency even at low input-to-output voltage differentials.
• Low Quiescent Current: Consumes only 1.5mA in quiescent mode, minimizing power loss and extending battery life in portable applications.
• High Power Supply Rejection Ratio (PSRR): Achieves 54dB at 100Hz, effectively filtering out noise and ripple from the input supply.
• Comprehensive Protection Features: Includes over current, over temperature, over voltage, reverse polarity, short circuit, and transient voltage protection, ensuring robustness and reliability.
• Reset Functionality: Features a reset control mechanism, allowing for precise control and monitoring of the power supply status.
• Moisture Sensitivity Level (MSL): Rated at MSL 1 (Unlimited), making it suitable for storage and handling in various environmental conditions.
• REACH Compliance: Certified as REACH Unaffected, ensuring compliance with environmental and safety regulations.

TLE4270NKSA1 Applications

The TLE4270NKSA1 is ideal for a range of applications requiring a stable and reliable power supply. Its high input voltage range and low dropout voltage make it suitable for automotive electronics, where voltage fluctuations are common. The low quiescent current and high PSRR are beneficial for battery-powered devices, ensuring minimal power loss and reduced noise interference.

Specific use cases include:

• Automotive Electronics: Powering electronic control units (ECUs) and other automotive systems.
• Industrial Control Systems: Providing stable power to sensors, actuators, and control modules.
• Battery-Powered Devices: Ensuring efficient power management and extended battery life in portable applications.
• Telecommunications: Supplying power to communication modules and base stations.

Conclusion of TLE4270NKSA1

The TLE4270NKSA1 stands out as a reliable and efficient linear voltage regulator, offering a combination of high input voltage capability, low dropout voltage, and comprehensive protection features. Its fixed 5V output and low quiescent current make it an ideal choice for applications requiring stable power supply with minimal power loss. Despite being marked as obsolete, the TLE4270NKSA1 continues to be a valuable component for engineers and designers seeking robust power management solutions.