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Questions tagged [toggle-switch]

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0 votes
1 answer
147 views

Replacing pushbutton with sensor in 555 timer latch circuit

I want to make a circuit where there will be a photodiode which when receives infra red light from the IR LED for the first time, produces a high output and when it receives the light for the second ...
Kailash Kumaravel's user avatar
0 votes
1 answer
39 views

Which switch supports 2 different input voltages and can switch between the 2 when outputting to a single device

I have a small heater that runs on a maximum 12v. I am using a PC PSU to power it. I want to know if there is a switch that will allow me to input 12v and 5v from the PSU and in one position of the ...
Theyeaboi's user avatar
0 votes
0 answers
146 views

Transistor Latching Momentary Switch Help

Attached is a circuit for two "latching" transistor circuits using a momentary switch to toggle a relay. Switch 1/ Relay 1 works perfectly; toggles on/off as it should. Switch 2/ Relay 2 ...
mbmrsnctdy's user avatar
3 votes
3 answers
561 views

Can't make toggle with TC4013BP

Beginner to circuit building here. I tried to build the following toggle switch using one side of a TC4013BP [EDIT: I'm using a 9 V power supply, why did I write 12V? Sorry!]: (I know, white wires ...
cduston's user avatar
  • 131
2 votes
1 answer
83 views

Is there a way to make a 12 VDC, 5 A touch toggle button without a relay to control the load (5 A max)?

I need to find out if it is possible to make such toggle button to be used to turn on/off a load not bigger than 5 A at 12 VDC (car battery). Can a Z44N MOSFET handle this? Something similar to the ...
Aram Alvarez's user avatar
0 votes
0 answers
699 views

Push-button on/off controller for ESP32

I am trying to design a circuit to turn on/off the ESP32. When I press the button, the ESP32 will start and will not turn off until I press the button again. Will this circuit work for this problem?
RACHID BEN ABDELMALEK's user avatar
-1 votes
1 answer
120 views

How can I make a circuit that works like a pushbutton without a pushbutton?

I am trying to make a circuit that would do the job of pushing a pushbutton just once but without a pushbutton in order to make it automatic. A sensor activates it, and a latching relay circuit gets ...
Carlos Puente's user avatar
6 votes
2 answers
356 views

Switching on an SSR on positive voltage and turn it off on negative voltage

I am currently trying to "hack" my way through a door lock, whose PCB cannot be changed. The task is to replace the motor for turning the cylinder with a Solid State Relay. However, the only ...
Sofia Braun's user avatar
0 votes
1 answer
53 views

Is it possible to create an A.B' logic using classical switches?

I'm new to electronics and I've been trying to make a device that reminds my father to charge his scooter when he comes into the garage. Here is the circuit diagram: Switch S2 is a footpedal / ...
tsamridh86's user avatar
0 votes
0 answers
107 views

Giving write enable signal externally by DIP switch to FPGA memory

I have designed a simple internal SRAM memory where I initiate the write enable and read enable via DIP switches. Verilog input wire has been declared in the simple memory read write which connects to ...
abunickabhi's user avatar
0 votes
1 answer
510 views

Relay open and close switch button automatically

I have a very simple circuit which consists of a battery, a load (lamp), and a button (on-off). I want to a very simple and cheap (without Arduino or microcontroller) way to open and close the circuit ...
Tito's user avatar
  • 465
0 votes
0 answers
79 views

Improvements to a soft latching switch with battery protection

I'm building a modular DIY "smart battery pack" (I call it Kyoti - explanation another time,)starting with the on/off switch and basic under and over voltage protection built in. I know ...
RudShep's user avatar
  • 11
0 votes
1 answer
71 views

What momentary switch should I use?

I want a switch that has 2 distinct non-momentary states (say UP and Down) and a momentary state. In both states (...
sadegh yeganeh zadeh's user avatar
0 votes
1 answer
918 views

USB 1 to 2 switch wiring

I have 1 USB hub with mouse and keyboard connected and I'd like to build a switch to be able to switch this hub between 2 PCs. I have a 3-position toggle switch with only 2 contact pairs, so I can ...
schmidt9's user avatar
  • 105
3 votes
1 answer
124 views

Toggle Circuit with Pause

I am working to replicate a timer circuit for an oxygen concentrator. It has 2 relays, each needs to go on for 4 seconds, off for 6, with a 1 second pause between each, picture isn't to scale, but ...
Alan's user avatar
  • 179

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