ZDT6718TA Discrete Semiconductor Products

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ZDT6718TA is a type of bipolar junction transistor (BJT) array. It is specially designed for high frequency, high gain power amplifying applications. It is mainly used for low frequency and high dynamic range applications, such as the power amplifier for communication receivers and TV transmitters.

The ZDT6718TA adopts a special three-stage bi-polar transistor array, which consists of three emitter commoned transistors connected cascaded together. This structure improves the gain of the device and reduces noise. It also uses a special base matching circuit. The matching circuit boosts the input voltage while avoiding the device\'s dynamic instability.

The ZDT6718TA provides an ultra-high input-negative feedback linearity. It has a typical gain of 8 dB at frequency of 1GHz and a maximum gain of 16 dB at a frequency of 3GHz. It offers a high power handling capability with low distortion. It also features wide dynamic range, low-noise and good linearity even at high power.

The ZDT6718TA can be used in a variety of applications. It is widely used for high gain power amplifying, such as in FM receivers, satellite communication systems and CATV transmitters. It is also used for high frequency power amplifying, such as for cellular base station. Additionally, it can also be used for low level amplification in professional audio systems, automotive audio and medical instruments.

The working principle of the ZDT6718TA involves two major stages. The first stage is the input stage, which amplifies the input signal by connecting the emitter commoned transistors. The second stage is the output stage, which amplifies the signal further. The special base matching circuit ensures that the input impedance and the output impedance of the device are matched. This allows for an efficient transfer of the signal from the input stage to the output stage.

The ZDT6718TA is an ideal solution for high performance power amplifying applications due to its high gain, wide dynamic range, low noise and good linearity. It is a versatile device that can be used for a variety of applications such as FM receivers, cellular base station and automotive audio. Thanks to its special base matching circuit, it ensures efficient signal transfer from input to output.

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