SY88903VKG

Linear - Amplifiers - Special Purpose

The SY88903VKG belongs to special purpose linear amplifiers. It is an amplifier with high isolation and dynamic range. This device is suitable for a variety of applications such as industrial, automotive, audio and video, instrumentation, and medical.

Application Field

The SY88903VKG has a wide application field. It can be used as a power amplifier, mixer amplifier and in audio applications such as playing, recording, and video broadcasting. It can also be used in automotive, robotic, and industrial automation applications. Additionally, it can be employed as an isolation amplifier that is capable of providing a considerable amount of isolation between various signals, and therefore, it can be used in medical instruments, process variable control systems, and safety-related systems.

Working Principle

The working principle of the SY88903VKG is based on the power digital amplifier (PDC). It is a multi-stage device that contains a single gain stage, a voltage regulator, and current digital output stage. The device works as a linear amplifier whose voltage gain is determined by the source impedance, and which can be adjusted by adjusting the gain resistor. Furthermore, the SY88903VKG has an active circuit with a built-in current limiter which prevents overload undistortion and improves sound quality. Additionally, it has a single-ended input and a differential output which provides low output impedance and low noise. The SY88903VKG contains an integrated power supply which provides power to the amplifier and a low noise power supply that helps to reduce the noise of the output signal. The amplifier can be controlled by means of an external control pin, which allows the gain and the negative voltages of the amplifier to be adjusted.

Conclusion

The SY88903VKG amplifier is a high isolation and dynamic range amplifier that is suitable for a variety of applications. It has a wide application field and its working principle is based on the power digital amplifier (PDC) with a built in current limiter. The SY88903VKG also provides low output impedance and low noise, as well as an integrated power supply and an external control pin for adjusting the amplification and gain.