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IRU1117-33CD

IRU1117-33CD Description

The IRU1117-33CD is a linear regulator IC designed by Infineon Technologies, offering a fixed 3.3V output voltage and a maximum output current of 800mA. This regulator is housed in a DPAK package, making it suitable for surface mount applications. It is designed to operate within an input voltage range up to 7V and features a dropout voltage of 1.3V at 1A, ensuring efficient performance even at higher load currents. The IRU1117-33CD is equipped with overcurrent and overtemperature protection, safeguarding it against potential damage in demanding operating conditions. It operates within a temperature range of 0°C to 125°C, making it suitable for a wide range of industrial and consumer applications. Despite its obsolescence, the IRU1117-33CD remains a reliable choice for applications requiring a stable 3.3V supply with moderate current capabilities.

IRU1117-33CD Features

• Fixed Output Voltage: The IRU1117-33CD provides a stable 3.3V output, ideal for applications requiring a consistent power supply.
• High Output Current: Capable of delivering up to 800mA, this regulator can support a variety of devices with moderate power requirements.
• Low Dropout Voltage: With a maximum dropout voltage of 1.3V at 1A, the regulator maintains efficiency even under high load conditions.
• Protection Features: Overcurrent and overtemperature protection ensure the regulator's longevity and reliability in various operating scenarios.
• Wide Operating Temperature Range: Suitable for use in environments ranging from 0°C to 125°C, making it versatile for both industrial and consumer applications.
• Surface Mount Compatibility: The DPAK package allows for easy integration into modern PCB designs, facilitating compact and efficient circuit layouts.
• High PSRR: A power supply rejection ratio of 70dB at 120Hz ensures minimal noise and ripple on the output voltage, contributing to stable and clean power delivery.

IRU1117-33CD Applications

The IRU1117-33CD is well-suited for a variety of applications that require a stable 3.3V power supply with moderate current capabilities. Some specific use cases include:

• Embedded Systems: Ideal for powering microcontrollers, sensors, and other low-power devices in embedded systems.
• Consumer Electronics: Suitable for applications such as smartphones, tablets, and other portable devices that require a reliable 3.3V supply.
• Industrial Controls: Can be used in industrial automation and control systems where a stable power supply is crucial for consistent performance.
• Telecommunications: Applicable in various telecom equipment that requires a stable and efficient power source.
• Automotive Electronics: Suitable for automotive applications where a reliable 3.3V supply is needed for various electronic components.

Conclusion of IRU1117-33CD

The IRU1117-33CD is a robust linear regulator that offers a reliable 3.3V output with a maximum current of 800mA. Its low dropout voltage, wide operating temperature range, and protection features make it a versatile choice for a variety of applications. Despite being marked as obsolete, the IRU1117-33CD remains a valuable component for applications requiring a stable and efficient power supply. Its compatibility with surface mount technology and high PSRR further enhance its appeal in modern electronic designs. For applications needing a dependable 3.3V supply, the IRU1117-33CD is a solid choice that stands out for its performance and reliability.