XN0440400L Discrete Semiconductor Products

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The XN0440400L is a type of transistor array, specifically a bipolar junction transistor (BJT) array. It is a Siliconix 4P Series of input and output amplifier arrays with 3 NPN transistors and two PNP transistors. The XN0440400L is typically used to generate current, drive relays, and in motor controllers. It has a wide range of applications in audio and video applications and power supplies, where precision control and high reliability are required.The XN0440400L is a four-channel device with three input channels and one output channel. The device is designed to provide low-current amplification and current gain control in a single integrated circuit. The XN0440400L has a differential-input stage that allows it to accurately amplify small signals. The a differential input stage prevents the device from introducing common-mode noise and is ideal for audio applications. The XN0440400L has two PNP transistors with low saturation voltage and high speed, and one NPN transistor with high speed and high gain, making it a good choice for high-power applications such as motor controllers and power amplifier applications. The NPN transistor is also capable of generating a high current gain and can be used to drive relays.The XN0440400L features input and output offset voltage cancellation for improved stability and reliability. It has a low power consumption which makes it suitable for battery-operated applications, and it is relatively compact in size. The device also has built-in protection against over-voltage and thermal breakdown, and ESD protection.The XN0440400L has a common-mode input voltage range of -3V to +3V, and a supply voltage range of 2.7V to 10V. Its maximum output current is 800mA and its output voltage is 9V. The device has a maximum propagation delay of 2μs and a maximum frequency of 500kHz. The working principle of the XN0440400L involves the use of three NPN transistors and two PNP transistors that operate in a switching manner. The NPN transistors act as current amplifiers, allowing current to flow from its collector to the emitter, while the PNP transistors provide current gain control. The device also includes two offset adjust pins to allow for fine tuning of the output.In sum, the XN0440400L is a type of transistor array specially designed for input and output amplification. It has a wide range of applications in audio and video applications and power supplies, where precision control and high reliability are required. It features low power consumption, high speed, low saturation voltage, high current gain, and a differential-input stage for noise-lowering and anti-interference. The XN0440400L is built with three NPN transistors, two PNP transistors, two offset adjust pins, and protections against over-voltage and thermal breakdown and ESD protection.

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