KA258

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

The KA258 is a high performance operational amplifier that serves a variety of applications in the field of linear amplifiers and instrumentation, as well as in applications where operational amplifiers (op amps) and buffer amplifiers are utilized. It is a commonly used component in a range of analog circuits, providing superior performance, accuracy and reliability in a compact design.

KA258 is a three-terminal device featuring high input impedance, low noise, low distortion and wide bandwidth, making it ideal for AC and DC coupling as well as professional recording also. It has excellent temperature stability, providing consistent operation across a wide range of environmental conditions. Furthermore, it has excellent input characteristics and output circuit design miniaturizing physical size but enhancing performance.

At its simplest level, the KA258 is used as a voltage amplifier with an adjustable gain in order to amplify signals for a variety of reasons. For example, it can be used to increase the loudness of an audio signal or increase the sensitivity of a sensor. It can also be used to control the output voltage of a circuit in order to provide a more stable operation. The most commonly used configuration of the KA258 is the voltage follower or unity gain amplifier, where the input and output voltages are the same.

The KA258 works by using negative feedback. An input voltage presents an equal and opposite voltage to the amplifiers inverting input, which is compared to the non-inverting input. If a difference is present between the two inputs, the amplifier provides a gain to amplify the difference to match the desired output. This feedback loop allows for excellent stability and control so that the amplifier can respond to varying inputs and maintain a consistent output voltage.

The KA258 also uses a switchable power supply to reduce energy consumption. A pin on the device is used to switch between two supply rails, one rail providing a high output voltage range (1.2 to 6V) and the other providing a lower rail with improved efficiency. This switchable power supply helps to optimize battery life in battery operated devices and make the overall design more energy efficient.

The KA258 has a range of applications, including, but not limited to, AC and DC instrumentation, audio amplifiers, automotive instrumentation, DC servo and process control. It is also used in video recording and telemetry systems, as well as in security and monitoring devices. Due to its wide operating range, it is ideal for both professional and consumer components and it is widely used in a range of industries for both analog and digital applications.

In summary, the KA258 is a versatile three-terminal device that is widely used in linear amplifiers, instrumentation, op amps, and buffer amplifiers. It provides excellent performance, accuracy, and reliability, and the switchable power supply makes it suitable for battery operated devices and other energy-sensitive applications. It is ideal for low-power and low-voltage applications that require consistent operation, such as audio and video systems, instrumentation, and automotive components.

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