PC3H7C

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Optoisolators are a type of electronic component consisting of an input, an optically coupled isolation component and an output. They are used in a wide variety of applications to electrically isolate a low level logic signal from a higher power signal or to switch between two different electrical conditions. The PC3H7C Optoisolator is a specially designed opto-isolator featuring a Photovoltaic Output Transistor.

The PC3H7C Optoisolator consists of an LED-driven optocoupler for providing electrical isolation and an NPN photovoltaic output transistor for certain types of output switching. It is designed to provide fast response to a wide variety of light levels as well as sample rate stability. The opto-coupler is coupled to the output transistor via an internal, optically isolated barrier.

The input transistor is a custom LED having a peak wavelength of 1,550 nm and a forward voltage of 5V. Its threshold voltage is 0.5V. The output circuit is an NPN phototransistor with a switching point of 1.2V, a current gain of 100, and an output impedance of 0.2Ω. It is capable of switching up to 0.5A and has an operating speed of around 1.4 microseconds.

The PC3H7C Optoisolator is used in many different types of applications. It can be used to provide electrical isolation between two circuits, to switch between two different electrical conditions, or to activate or deactivate a system based on a given condition. It is commonly used in automotive and industrial relays, signal transduction and control systems, telecommunications, and other similar applications.

The working principle of the PC3H7C Optoisolator is based on a simple opto-coupler. The input transistor delivers an electrical signal which is isolated from the output circuit using an optically isolating barrier. The signal from the input transistor is converted into optical radiation by the opto-coupler and this radiation is then transferred to the output circuit. The output circuit then interprets the optical signal and, in turn, is connected to the output circuit of the device. In this manner, the output signal is isolated from the input circuit and thus the PC3H7C Optoisolator is able to provide electrical isolation between two different circuits.

The PC3H7C Optoisolator is a versatile device with a wide range of applications, making it a popular choice for many applications. It is capable of providing fast response time, sample rate stability, and a wide variety of light levels. Its ability to provide electrical isolation between two circuits makes it an excellent choice for use in automotive and industrial relays, signal transduction and control systems, telecommunications, and other similar applications.

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