VO4158D-X009T

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

The VO4158D-X009T is a high-performance optocoupler comprised of an integrated circuit photo- transistor detector, optically coupled to a gallium arsenide infrared-emitting diode. This article provides information on the application field and working principle of the VO4158D-X009T.

Application Field

The VO4158D-X009T is a part of the VO4158 series optocouplers and can be used for power conversion, including for motor control, switch-mode power supply, or current control applications. An optocoupler, such as the VO4158D-X009T, can be used to transfer electric energy from one circuit to another, while providing adequate insulation between them.

The isolation input provides 5kV of isolation between the input and output, and offers a low output current (150 mA). The output is a triac type which allows for efficient control of power loads up to 500 VAC or 400 VDC. The optocoupler is designed to operate at temperatures ranging from -40 to +105°C.

Working Principle

An optocoupler, such as the VO4158D-X009T, works on the principle of light transmission, wherein an infrared light source is used to excite a phototransistor to generate electrical signals. The phototransistor is typically the output of the optocoupler. The light coming from the source is modulated by the input signal, and this modulated light is detected by the photodetector, which in turn triggers the output stage. The signal from the output can then be used to control the load.

An optocoupler, such as the VO4158D-X009T, has the advantage of providing isolation between input and output, allowing for protection of circuits from high voltage, noise, and other signals. It also helps to prevent ground loop problems, as the input and output do not share a common ground. The optocoupler can also provide electrical isolation between circuits when external interference can cause errors.

Conclusion

In conclusion, the VO4158D-X009T optocoupler is a high-performance optocoupler designed for a variety of power conversion applications. It offers insulation between input and output of up to 5kV, and can handle up to 500 VAC or 400 VDC. The optocoupler works on the principle of modulation of light, and provides electrical insulation between circuits, preventing interference and ground loop issues.

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