Circuit design of remote controlled light switch. Circuit diagram of infrared remote control switch.
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Remote control switch circuit diagram pdf. The infrared remote control switch is divided into two sections. This is a good solution for a unique and so interesting idea to wireless switching system to control the home appliance. The system is used to switch onoff upto six electrical devices. The system works on phillips rc5 format. In the receiver section there are 3 photodiodes which will detect the infrared signals from the receiver and produce leakage current to the capacitor c1. Receiver circuit is connected to ac appliance via relay so that we can control the light remotely.
The ca 3130 op amp is a bicmos operational amplifier and it has a high input impedance a low input current and a high speed performance. In this remote controlled switch circuit we are using tv remote to onoff the ac light by pressing any button of remote and using the tsop1738 at receiver end. In the receiver section there are 3 photodiodes which will detect the infrared signals from the receiver and produce leakage current to the capacitor c1. A simple ir led with 38 khz pulse can be used as a remote control. 1 to 35 pf variable capacitor. Receiver circuit is connected to ac appliance via relay so that we can control the light remotely.
Transmitter section and receiver section. Ir remote controls switch circuit. This current is given to the inverting input of 3130 ic which will get triggered by this current and give amplified output. This current is given to the inverting input of 3130 ic which will get triggered by this current and give amplified output. Circuit diagram of infrared remote control switch. Alternatively the relay circuit can be built as per the circuit diagram.
A 4 channel relay module is used in this project in order to control the light. This project infrared remote control onoff switch is used to switch onoff the home appliances by using a standard remote control. The tr is same on both receiver and transmitter ie. All the above processes are controlled by the 8 bit microcontroller at89c2051. We uses normal switch in our daily life and after a long time used to these swithing system we can no more interested in that. Another part of the circuit is a transmitter circuit.
This is the very simple circuit diagram of ir remote control switch. A single channel relay board is sufficient. In this remote controlled switch circuit we are using tv remote to onoff the ac light by pressing any button of remote and using the tsop1738 at receiver end. In this circuit l1 is also air cored and equals to two turns of 24 enameled wire wound on 5mm form. We have used ic 4017 to convert it into a push on push off switch. Before wiring the circuit make sure that the carrier frequency of the tv remote you have is 38 khzfor that wire the sensor part only point your remote to the tsop1738 and press any switchif out put of tsop1738 goes low then ok your remote is of 38khz typenothing to worry almost all tv.
The transmitter circuit is actually a simple fm transmitter circuit. The main components of this ir remote control switch are ca 3130 operational amplifier and 4018 counter. Remote controlled switch circuit diagram notes.
Gallery of Remote Control Switch Circuit Diagram Pdf
