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CAT6218-250TDGT3

CAT6218-250TDGT3 Description

The CAT6218-250TDGT3 is a linear regulator IC designed for power management applications, offering a fixed output voltage of 2.5V with a maximum output current of 300mA. Manufactured by onsemi, this device is housed in a TSOT23-5 package, making it suitable for surface mount applications. Despite its small form factor, the CAT6218-250TDGT3 delivers robust performance with a maximum input voltage of 5.5V and a dropout voltage of only 0.3V at 300mA. This low dropout voltage ensures efficient power conversion even when the input voltage is close to the output voltage.

CAT6218-250TDGT3 Features

• Output Type: Fixed output voltage of 2.5V, ensuring stable power supply for sensitive electronics.
• Input Voltage Range: Capable of handling a maximum input voltage of 5.5V, providing flexibility in power source selection.
• Output Current: Delivers a consistent 300mA of output current, suitable for wide a range of low-power applications.
• Low Dropout Voltage: With a maximum dropout voltage of 0.3V at 300mA, the CAT6218-250TDGT3 maintains high efficiency even under low headroom conditions.
• Low Quiescent Current: Features a quiescent current of 75 µA, minimizing power consumption during standby or low-load conditions.
• Enable Control: Includes an enable feature, allowing for dynamic control of the regulator's operation, which can be used for power sequencing or power-saving modes.
• Over-Temperature Protection: Equipped with over-temperature protection, ensuring reliable operation and preventing damage under adverse conditions.
• PSRR Performance: Offers a Power Supply Rejection Ratio (PSRR) of 64dB to 54dB across the frequency range of 1kHz to 20kHz, effectively filtering out noise from the input power supply.
• Compliance and Packaging: The device is REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards. It is available in a Tape & Reel (TR) package, facilitating easy handling and integration into automated assembly processes.

CAT6218-250TDGT3 Applications

The CAT6218-250TDGT3 is ideal for a variety of applications where a stable, low-power supply is required. Its low dropout voltage and high efficiency make it suitable for battery-powered devices, portable electronics, and embedded systems. Some specific use cases include:

• Consumer Electronics: Ideal for powering low-power components in smartphones, tablets, and other portable devices.
• Industrial Control Systems: Provides a reliable power supply for sensors, microcontrollers, and other low-power peripherals in industrial applications.
• Medical Devices: Suitable for powering critical components in medical equipment where stability and efficiency are paramount.
• Automotive Electronics: Can be used in automotive systems where a stable power supply is needed for various electronic modules.

Conclusion of CAT6218-250TDGT3

The CAT6218-250TDGT3 is a versatile linear regulator IC that offers a combination of high efficiency, low dropout voltage, and robust performance. Its fixed 2.5V output and 300mA current capability make it suitable for a wide range of applications, particularly in low-power and portable electronics. The inclusion of enable control and over-temperature protection further enhances its reliability and flexibility. Despite being marked obsolete as, the CAT6218-250TDGT3 remains a reliable choice for designers seeking a compact, efficient power management solution.