KA278R05CTU

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KA278R05CTU is a voltage regulator from the family of linear voltage regulators. It is a three-terminal adjustable voltage regulator that works on an input voltage of 5 to 15 V and gives a constant output voltage of 1.5 – 12 V, adjustable with the help of an external resistor. It is available in IC form and also comes with SOT-89 and TO-252 packaging options. This is an ideal regulators for electronic products like MP3 players, cellular phones, digital cameras, and portable computers.

This voltage regulator has low drop-out voltage of 1.5V, low quiescent current of 15μA, high output current capability of 1A and very low temperature co-efficients. The device has short-circuit protection, thermal shut-down. It also features an output voltage accuracy as high as ±2%. This regulator has low noise output, high ripple rejection ratio and high efficiency.

The working principle of the KA278R05CTU is based on the linear regulator principle. It uses a series linear regulator to regulate the source voltage. The source voltage is given to the series regulator and it compares the applied voltage to the reference voltage. When the applied voltage exceeds the reference voltage, the difference between the two is attenuated using a series of voltage drops. These voltage drops serve to limit the output current and consequently the output voltage is regulated. The output voltage is then regulated further by an external feedback resistor.

KA278R05CTU has its applications in power supplies, DC motors and drives, data loggers, process controllers, battery chargers and other mobile electronic devices which require a regulated voltage. It is also used in numerous consumer electronic products like DVD players, home theaters etc. There are also a number of applications in the automotive industry like gasoline engines, fuel injection systems, electric power steering etc.

The KA278R05CTU is a reliable and efficient device that can be used in a wide variety of applications requiring regulated voltage. It can be used in both consumer and industrial products and is easily available in the market. Its main advantages include low input voltage, low noise output, high efficiency and high reliability.

In conclusion, the KA278R05CTU is an excellent device for applications requiring a regulated voltage. It is reliable, efficient and easy to use. It is also available in a variety of packaging options and can be used for applications ranging from consumer electronics to automotive and industrial applications.

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