KA7812ERTM Integrated Circuits (ICs)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Introduction

KA7812ERTM is a voltage regulator designed for integrated circuits. It is a linear regulator that operates by taking in a constant voltage at one terminal and outputting a regulated voltage at its output terminal. The output voltage of the KA7812ERTM is fixed and can range from 1.25V to 37V. It can provide a regulated current of up to 1.5A.

Application Field

KA7812ERTM has a wide range of applications in a variety of fields. It is commonly used in the automotive industry to regulate the voltage to 12V or 24V. It is also widely used in portable electronic devices such as cell phones, laptop computers, and portable game consoles. KA7812ERTM is also used in power supplies for computers, audio equipment, and other electronic equipment.

Working Principle

KA7812ERTM works by taking in a constant voltage at its input terminal, then it outputs a regulated voltage at its output terminal. This is done by adding current limiting and temperature compensation for stable voltage output. The internal circuitry of the KA7812ERTM comprises of a voltage reference, error amplifier, pass transistor, and control circuit. The voltage reference sets a reference voltage, which is compared with the output voltage. The error amplifier amplifies the difference between the two voltages, which is then used to control the pass transistor. The output voltage is kept constant by controlling the turn on or off of the pass transistor. The control circuit is used to keep the voltage reference and error amplifer stable at all temperatures and currents.

Conclusion

KA7812ERTM is a linear voltage regulator designed for integrated circuits. It is an efficient and cost-effective solution for applications that need a stable regulated voltage over a wide temperature and current range. With its wide range of application capabilities, the KA7812ERTM is an ideal choice for a variety of applications.

The specific data is subject to PDF, and the above content is for reference