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TLE4275DATMA1

TLE4275DATMA1 Description

The TLE4275DATMA1 is a linear regulator IC designed for automotive applications, offering a fixed 5V output voltage with a maximum output current of 400mA. Manufactured by Infineon Technologies, this device is part of the OPTIREG™ series, known for its high performance and reliability. The TLE4275DATMA1 features a maximum input voltage of 42V, ensuring compatibility with a wide range of automotive power sources. Its low dropout voltage of 0.5V at 300mA allows for efficient operation even under low input-to-output voltage differentials. The regulator is designed with a maximum supply current of 22mA, making it suitable for applications where power consumption is a critical factor. The device also includes a quiescent current of 200µA, contributing to its overall efficiency. The TLE4275DATMA1 is housed in a surface-mount TO252-5-11 package, making it ideal for compact automotive electronic systems. Despite being marked as obsolete, it remains a reliable choice for specific legacy applications.

TLE4275DATMA1 Features

The TLE4275DATMA1 offers several unique features that set it apart from similar linear regulators:

• 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 automotive environments where voltage fluctuations are common.
• Low Dropout Voltage: With a dropout voltage of 0.5V at 300mA, it maintains efficiency even when the input voltage is close to the output voltage.
• Protection Features: Includes over-current, over-temperature, reverse polarity, short circuit, and transient voltage protection, enhancing the reliability and safety of the device.
• Control Features: Features a reset function, allowing for controlled startup and shutdown sequences.
• Efficiency: Low quiescent current of 200µA and a maximum supply current of 22mA contribute to overall power efficiency.
• Packaging: The TO252-5-11 surface-mount package is compact and suitable for space-constrained automotive applications.
• Compliance: The TLE4275DATMA1 is ROHS3 compliant and REACH unaffected, ensuring it meets environmental and regulatory standards.

TLE4275DATMA1 Applications

The TLE4275DATMA1 is ideal for a variety of automotive applications where a reliable and efficient power supply is required:

• Automotive Electronics: Suitable for powering electronic control units (ECUs), infotainment systems, and other automotive electronic devices.
• Power Management: Ideal for applications requiring a stable 5V supply with low power consumption and high efficiency.
• Legacy Systems: Despite being marked as obsolete, it remains a viable option for maintaining and repairing legacy automotive systems where this specific regulator is already in use.
• Control Systems: The reset function makes it suitable for applications requiring controlled power sequencing, such as during vehicle startup or shutdown.

Conclusion of TLE4275DATMA1

The TLE4275DATMA1 is a robust linear regulator designed for automotive applications, offering a fixed 5V output with a maximum current of 400mA. Its high input voltage range, low dropout voltage, and comprehensive protection features make it a reliable choice for automotive power management. Despite its obsolete status, the TLE4275DATMA1 remains a valuable component for specific applications, particularly in legacy systems where its unique features and performance benefits are still highly relevant.