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M
 how to controle 220vac with 5vdc without using any kind of relays?

Analog & Mixed-Signal Design 5 days ago at 10:22 AM

Last message by mglucas on May 12, 2021 at 01:39 PM

9 Replies
121 Views
Software debouncing

Microcontrollers 2 weeks ago at 01:49 PM

Last message by nsaspook on May 1, 2021 at 11:30 AM

32 Replies
652 Views
isolation transformer primary winding delay circuit

General Electronics Chat 3 weeks ago at 12:36 PM

Last message by nsaspook on April 23, 2021 at 07:51 PM

5 Replies
165 Views
How to protect signal and control cable from lightning ?

General Electronics Chat 4 weeks ago at 07:58 AM

Last message by Yaakov on April 19, 2021 at 03:26 AM

32 Replies
499 Views
B
 Why use a transistor rather than a switch?

General Electronics Chat One month ago at 12:29 AM

Last message by Benjamin3000 on April 15, 2021 at 08:27 PM

6 Replies
314 Views
Suitable high current mosfet for switch/disconnect?

General Electronics Chat One month ago at 11:29 AM

Last message by bigjoncoop on April 6, 2021 at 11:55 AM

10 Replies
465 Views
B
 Safe forward voltage on an optical solid state relay?

General Electronics Chat One month ago at 10:19 PM

Last message by BeachCircuit on March 26, 2021 at 10:04 AM

5 Replies
178 Views
Pid temp control

Power Electronics 2 months ago at 02:11 AM

Last message by Janis59 on March 26, 2021 at 07:29 AM

25 Replies
917 Views
D
 MOSFET or Relay, again...

General Electronics Chat 2 months ago at 11:04 AM

Last message by danl on March 23, 2021 at 12:51 AM

37 Replies
927 Views
A
 I need help with reversing a 12v dc motor with limit switches, non-stop.

General Electronics Chat 2 months ago at 05:58 PM

Last message by anniel747 on March 10, 2021 at 08:24 AM

37 Replies
861 Views
E
 Help please with activated “ringers”, alert.

General Electronics Chat 3 months ago at 09:06 PM

Last message by eetech00 on February 11, 2021 at 08:40 AM

2 Replies
175 Views
M
 Peltier devices set up with STC-1000 controller for both heating and cooling to achieve constant temperature +_0.5

Analog & Mixed-Signal Design One year ago at 06:17 AM

Last message by MisterBill2 on February 2, 2021 at 05:26 AM

17 Replies
1002 Views
D
 Wanting to replace mechanical relays with some form of solid state device (SPDT mechanical replacement)

Power Electronics 3 months ago at 06:25 PM

Last message by david78641 on January 29, 2021 at 11:59 AM

3 Replies
281 Views
Heavy duty 12v pump relay overheating

Power Electronics 3 months ago at 08:14 AM

Last message by bertus on January 29, 2021 at 10:30 AM

12 Replies
258 Views
2 inputs 1 output

General Electronics Chat About 4 months ago at 04:09 AM

Last message by vu2nan on January 21, 2021 at 12:46 PM

9 Replies
438 Views
What does "inductive loads must be diode suppressed" mean and what diode should I try?

General Electronics Chat About 4 months ago at 02:35 PM

Last message by daytona on January 21, 2021 at 12:32 PM

11 Replies
426 Views
Finder Relay turns very hot

Power Electronics 4 months ago at 11:59 AM

Last message by gerty on January 11, 2021 at 05:09 PM

16 Replies
336 Views
R
 [SOLVED] Jumpers? - 3V 1 Channel Relay Power Switch Module

General Electronics Chat One year ago at 01:00 AM

Last message by ronnyfx on January 9, 2021 at 09:59 PM

25 Replies
2759 Views
D
 ACST1635 logic controlled AC Switch help

Power Electronics 4 months ago at 03:25 AM

Last message by deepak4you on January 8, 2021 at 01:00 PM

3 Replies
208 Views
M
 Voltage/Current rating of Relay for Inductive load

General Electronics Chat About 5 months ago at 05:20 AM

Last message by Manjesh Gowda on December 21, 2020 at 09:08 AM

13 Replies
445 Views