VWO140-14IO1 Discrete Semiconductor Products

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The VWO140-14IO1 module is a type of thyristors or Silicon Controlled Rectifiers (SCRs). It is a three-phase application specifically designed to control light loads and lamps in a wide range of applications including lighting and industrial controls. It requires a nominal supply of 140 Volts AC.

The VWO140-14IO1 module consists of three SCRs that are connected in parallel and then internally connected to terminals. Each SCR is driven by a dedicated optically isolated thyristor driver. The driver isolates the SCR from the external control signals, which are usually low-power logic or analog signals. The module also contains a built-in rectifier bridge to provide the necessary power to operate the SCRs.

The SCRs are triggered by an externally applied signal which is then amplified by the SCR driver. When triggered, the SCRs allow current to flow through the load. Since the optically isolated thyristor driver isolates the SCR from the external control signals, the SCR can be triggered independently of the external control signals and can be used in applications where signal isolation is required. The SCR remains triggered until the current drops below the holding current, at which point it is deactivated.

The VWO140-14IO1 module is typically used to control lighting loads, as well as industrial loads like conveyors and machining processes, due to its versatility and ease of use. It is also ideal for use in dimming applications, as the SCRs can be controlled independently of the external control signals, allowing for precise control over the brightness of the lamps.

The module is often used in a variety of lighting applications and can be found in a wide range of commercial and residential buildings. It is also used in various industrial applications, such as conveyor control, material handling, and automated machinery control.

The VWO140-14IO1 module is a versatile and reliable SCR module that is ideal for controlling light and industrial loads. It offers the requisite signal isolation and is able to provide precise control over the brightness of the lamps, making it suitable for a wide variety of applications.

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