TCR3UG28A,LF

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TCR3UG28A,LF Application Field and Working Principle

TCR3UG28A,LF is a three-terminal adjustable regulator featured with a dual output voltage range of 3.0V to 28V and a typical output current of 100mA. It is a member of a family of high performance low dropout linear regulators, which are designed with advanced CMOS technology and ultra-compact surface mount packages. It is characterized by very low quiescent current, very low dropout voltage, excellent line and load regulation and excellent thermal stability.

TCR3UG28A,LF is most suitable for adjusting regulated power supplies for equipment at constant voltages in the broad input voltage range from 6.0V to 28V. Equipped with current limiting and thermal shut-down protection, it is capable of driving large capacitors and regulator loads. The output voltage is configured by arrays of resistors, making the circuit easy to assemble and maintain.

Application Field of TCR3UG28A,LF

TCR3UG28A,LF is widely used in the following applications:

• Computer peripherals
• Linear Regulators
• Monitors and projectors
• Network appliances including routers and line cards
• Automobiles
• Industrial devices

Working Principle of TCR3UG28A,LF

The working principle of TCR3UG28A,LF is very simple. In order to deliver the output voltage, the TCR3UG28A,LF first senses the difference between the input voltage and the output voltage. If the input voltage is higher than the output voltage, the regulator will apply the control voltage to reduce the difference. To ensure the stability, a tiny external capacitor is used to filter the noise and ripple from the output voltage. This capacitor is usually connected between the ground and the output pins.

The TCR3UG28A,LF can be used for a wide range of applications in the automotive, industrial, and consumer markets. Its ease of use and low quiescent current makes it ideal for applications requiring extremely high efficiency, such as automotive starting and running, notebook computers, and power adapters.

Conclusion:

In conclusion, TCR3UG28A,LF is a three-terminal adjustable regulator featuring a dual output voltage range of 3.0V to 28V and a typical output current of 100mA. It is application areas ranging from computers peripherals, linear regulators, monitors, projectors, network appliances to automobiles and industrial devices. It features very low quiescent current, very low dropout voltage, excellent line and load regulation and excellent thermal stability. It works with a simple principle and is very efficient to use.

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