4N40300W

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Optoisolators are electronic devices that use a light emitting diode (LED) to electrically isolate two circuits. The 4N40300W is an optoisolator that provides electrical isolation between a logic input circuit and a triac or SCR output circuit. The 4N40300W is well-suited for low-level logic control of low-voltage AC and DC loads, such as lamps, solenoids, DC motors, heaters, and relay coils.

The 4N40300W consists of two main sections: the input section and the output section. The input section has an LED and the output section has the triac or SCR device. The LED is connected to the input section of the optoisolator, while the triac or SCR is connected to the output section. An electrical current flows through the LED causing it to emit light which is detected by the triac or SCR.

The triac or SCR is triggered by the LED light, activating the output circuit and allowing power to flow from the supply input to the load. This is the working principle of the 4N40300W. When the input voltage is turned off, the LED light is also turned off, and the triac or SCR is switched off, allowing the power to be interrupted and the load to be shut off.

The 4N40300W has many applications. It can be used to control the flow of low-voltage AC and DC power. It can be used in motor and light control circuits, in process control and automation systems, and in industrial refrigeration systems. It is also commonly used to switch on and off high-power electrical loads in homes and offices. 4N40300W can also be used to protect sensitive electronic equipment from power surges.

In summary, the 4N40300W is a type of optoisolator that uses the LED to electrically isolate two circuits. It can be used to control the flow of low-voltage AC and DC power for a variety of applications. It is an ideal choice for motor and light control circuits, process control and automation systems, and industrial refrigeration systems. The 4N40300W is also an excellent way to protect sensitive electronic equipment from power surges.

The specific data is subject to PDF, and the above content is for reference