LTV-817S-D

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The LTV-817S-D is an optoisolator belonging to the transistor, photovoltaic output family. As an optoisolator, it splits the electrical circuit between an input and an output side to provide electrical isolation between the two. This is important for keeping noise and different ground potentials from interfering with the intended functionality of the device.

The LTV-817S-D has a wide variety of uses, including input protection, output protection, and signal isolation. It is widely used in protective circuits, such as pulse generators, for motor control, inverter control, and various industrial applications. The device behaves as an inverter, amplifying weak signals, and can function with a wide range of input and output voltages.

The LTV-817S-D comprises two NPN transistors and two series photodiodes connected in a Darlington configuration. The transistors are connected to the photodiodes in a way that utilizes the light induced current. When the input terminal is open, the voltage at the photodiodes is equal to the output voltage, and the current passing through the diode is zero. When the input terminal is closed, the voltage at the photodiodes increases, the light emitted by the photodiodes increases, and the current through the diode increases. As a result, the output voltage will be the same as the input voltage with a reverse polarity.

The LTV-817S-D features a wide input voltage range of 7 to 25 volts, a low power consumption of 60mW, and a maximum current of 20mA. It also features a fast switching time of 5 microseconds and insulation resistance of 10,000Mohm at 500V. Additionally, it has a high reliability rate and is resistant to environmental degradation. This makes it an excellent choice for a wide variety of applications.

The LTV-817S-D can be used in a variety of applications to provide electrical isolation, such as digital communication, DC to DC converters, motor control, power supply isolation, and industrial control. It is also ideal for providing protection for input and output devices, as it can be used to isolate the two circuits and protect the device from over-voltage and over-current conditions.

In summary, the LTV-817S-D is an optoisolator belonging to the transistor, photovoltaic output family. It features a wide input voltage range of 7 to 25 volts, a low power consumption of 60mW and a maximum current of 20mA. It has a fast switching time of 5 microseconds and a high reliability rate. It is widely used in protective circuits, such as pulse generators, for motor control, inverter control, and various industrial applications. With its excellent features and wide range of applications, the LTV-817S-D is an ideal choice for providing electrical isolation and protection.

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