Touch light dimmer circuit

Not rated 22,394

Circuit Image

The SLB0586A integrated circuit from Siemens can be utilized to construct a straightforward touch light dimmer circuit, enabling the user to modify the intensity of a lamp. This circuit also incorporates a TIC206D component.

The SLB0586A is a specialized touch-sensitive controller designed for applications such as light dimming. It operates by detecting touch input through a capacitive sensing mechanism, which eliminates the need for mechanical switches. The output from the SLB0586A is typically used to control a TRIAC, such as the TIC206D, which is responsible for regulating the power delivered to the lamp.

In a typical circuit configuration, the SLB0586A is connected to a power source and the TIC206D. The circuit design should include appropriate filtering and decoupling capacitors to ensure stable operation and to minimize noise. The touch pad can be designed using conductive materials placed on a non-conductive substrate, allowing for easy integration into various lighting fixtures.

The TIC206D TRIAC is utilized for its ability to handle AC loads, making it suitable for controlling incandescent lamps or other resistive loads. The gate of the TRIAC is triggered by the output signal from the SLB0586A, allowing for phase control of the AC waveform. This phase control is what enables the dimming functionality, as it adjusts the amount of power delivered to the lamp based on the duration of the conduction angle.

For safety and reliability, it is essential to include overcurrent protection components, such as fuses or circuit breakers, as well as thermal management solutions if high power levels are expected. Additionally, the circuit may benefit from incorporating an optoisolator to provide electrical isolation between the low-voltage control side and the high-voltage load side.

Overall, this combination of the SLB0586A and TIC206D offers a compact and efficient solution for creating a touch-sensitive dimmer circuit, enhancing user experience and providing versatility in lighting control applications.With IC SLB0586A from Siemens you can build a simple touch light dimmer circuit that will allow you to adjust the lamp intensity. Together with a TIC206D. 🔗 External reference