VOW2611-X017T Isolators

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Optoisolators are used to provide electrical isolation between two circuits while controlling the flow of current. They work by using an optically coupled device to modulate the current between two circuits without a direct electrical connection. The VOW2611-X017T is an optoisolator with a logic output, meaning it is used for high-frequency signals. This optoisolator is used for a variety of applications, such as protecting data lines from electrical noise, electrical noise suppression, motor control, and level shifting. It is also used to guard against lightning and power surges.

The key features of the VOW2611-X017T include a high-frequency, pulse duration of 1 microsecond or less, power spike protection, and a 5.5V maximum operating voltage. It has a logic output of "0" for an input of 0.8V or less and logic output of "1" for an input of 2.0V or greater, which makes it useful for a variety of applications. The device has a high common mode voltage range of 40V DC and a maximum combined current of 50mA.

The VOW2611-X017T has four pins, two for the incoming signal, one for Vcc, and one for the output signal. The incoming signal is connected to the input and output pins. When the voltage reaches the threshold level, the optoisolator opens and the current in the output side is modulated. The output voltage is determined by the input voltage and the internal gain of the optoisolator.

The working principle of the VOW2611-X017T is as follows. An LED is connected to the input pins of the optoisolator. When a signal with an amplitude equal to or greater than the threshold voltage is applied to the input pins, the LED light starts to shine. The light is then focused onto the photosensitive element of the optoisolator, which causes a current to flow through the output pins. The current is modulated depending on the intensity of the LED light and the amount of voltage applied to the input pins.

To ensure accurate operation of the VOW2611-X017T, it is important to select the correct input voltage and the proper sink current. The input voltage should not exceed 5.5V and the sink current should be set according to the input voltage. If the input voltage is too low, the optoisolator may not perform reliably. If the sink current is too high, the LED will become too bright and increase the risk of damage to the optoisolator.

The VOW2611-X017T is a versatile optoisolator with a logic output designed for high-frequency signals. It can be used in a wide range of applications, including motor control, level shifting, power noise suppression, data line protection, and more. By controlling the current between two circuits without a direct electrical connection, this optoisolator can provide reliable performance and increased safety.

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