Questions tagged [components]

Components are the most basic elements in an electronic circuit. Characteristic is that they're in a single package. There are passive and active components, from as simple as a zero -ohm resistor to as complex as a multi-billion transistor IC.

Filter by
Sorted by
Tagged with
1
vote
2answers
36 views

Battery operated trike

I am building a battery powered trike. My battery is 72v. I have a three position key switch ( off, on, accessory) I have purchased a 72v contactor coil to operate my dc controller, the controller is ...
0
votes
1answer
61 views

Debugging an old Thermostat: What component is this? (3 pins SMD IC)

My Thermostat stopped working a couple of days ago and I tried to debug it. The first thing I check is if there is any component that gives a strange result with the multimeter and I found these ...
6
votes
2answers
504 views

Medical electronic devices quality

Is there a special grade for electronic components made to be used in medical devices such as life support systems? I have read in most data sheets that "this product is not to be used in life support ...
0
votes
1answer
14 views

Proteus - How to manually load the schematic's components in the PCB view?

I have been doing nasty things with my proteus, and right now, I have a schematics that's well defined, but the components are not present in the PCB layout (therefore, I can't place them, as I can't ...
1
vote
2answers
125 views

What does “GR” mean on a pcb

I have two components on a power supply board labelled GR1 and GR2 each having 4 pins. Are these opto isolators?
0
votes
2answers
68 views

What is the best way to turn the knob on a lamp automatically?

I've been bored during quarantine and decided to build my very first circuit that wasn't school-related. I want to make my lamp remote-control, and my initial thought is that the best way to do this ...
0
votes
0answers
40 views

Fixing whooshing and crackling speakers [closed]

I have had a Cyber Acoustics CA-3602 2.1 channel speaker system for roughly 4 years now, and recently, it has started constantly making a whooshing noise and occasional crackling and popping. The ...
0
votes
0answers
23 views

Component Connection Protocols

I am trying to understand what the Data Stream coming through the Component Wires when they are used to connect to a Monitor from a DVD/BLURAY player, Hauppaugge or whatever. Is there a set of IEEE ...
0
votes
2answers
95 views

What is this round shaped component called?

Not sure what this component is. Ive been given some components without any list, so now I am very confused what I can use them for.
4
votes
1answer
87 views

What is a tricoil?

I'm a newbie in these waters so please bear with me and my potentially dumb question. I have a schematic of a device I want to build that I'm trying to decipher and source the parts for. In the parts ...
2
votes
2answers
211 views

Can we use pir sensor while it's moving?

I fixed the pir sensor on the top of servo motor.while the servo motor's rotation the pir was also rotated by servo motor's motion.but the problem I had founded that pir sensor had always indicated ...
0
votes
1answer
41 views

How to add part in eagle board that doesn't have “pad” but only holes?

I would like to add this part https://fr.rs-online.com/web/p/guides-de-lumieres-led/8796223/ on my eagle board. I did the schematic (just to be sure it's in the project) and the "footprint" of the ...
0
votes
2answers
73 views

Can't find component from schematics

Very newbie in the field of electronics and starting to learning about it and playing with EasyEDA. I'm copying a schematic and can't find the component I show in the named NM. What is it?
0
votes
1answer
99 views

What component is the infinite volume knob?

I am looking for the name of potentiometer like component which built in keyboards like Logitech G910, it sending just a plus and minus data I assume. Thanks
-1
votes
0answers
27 views

Socket for ESP8266 - 0.6mm diameter and 2mm pin pitch header or something alike [closed]

Here's the ESP8266MOD chip/board, also known as ESP8266 12F(E). It has the following dimensions: I'd like to solder some kind of pins to it in order to make it possibile not to solder it to the PCB, ...
0
votes
2answers
45 views

Pin compatible shift register with open drain outputs

I'm looking for a pair of otherwise interchangeable 8 bit output shift registers where one has open drain (or open collector) outputs, and the other has "normal logic outputs" (ie a pull up transistor ...
-4
votes
2answers
63 views

Error “Too few nodes”

I got the spice model of component LM2842X on http://www.ti.com/product/LM2842/toolssoftware. When I run the simulation I get a "Too few nodes" error. The suitable image is attached. Can you help me ...
0
votes
1answer
37 views

OBD II Female connector with datasheet and measurements

I need an OBD II J1962 female port with 90 degree angled pins for pcb mount. I am struggling to find a part which has a data sheet or enough info so I can create a pcb footprint for it. Do you know ...
-1
votes
2answers
177 views

Does anyone know this part? I looks like a capacitor

The text says 10+ 20J. Does anyone have an idea what part it is and where I can get it or replace?
0
votes
2answers
145 views

What is this component of a TV called? [closed]

I am getting a burning plastic smell from the behind vents where this component is located. What is this component? Better quality image here: https://prnt.sc/rarfs6 EDIT: The TV in the picture is ...
0
votes
0answers
52 views

Identify 6-pin SMD device with top marking A6DB 276

Please help me to identify the circled 6-pin SMD device with top marking A6DB 276 and its manufacturer.
2
votes
3answers
67 views

RC Joystick Question: What is this component?

I am a electronics novice and I had a question regarding a small RC project I am working on. I am trying to control my transmitter with a raspberry pi. The RC unit is a twin electric engine boat. ...
0
votes
1answer
17 views

What does the suffix on the NCV8402ADDR2G mean?

This On Semiconductor part: https://www.onsemi.com/pub/Collateral/NCV8402D-D.PDF is described in the literature as the NCV8402D/AD. It doesn't describe the ...
0
votes
2answers
65 views

Capacitors choice for MHz resonance circuit

I am implementing a resonance circuit (for wireless charging) in MHz frequency (\$5-10~MHz\$) , and now, I am looking for suitable capacitors. The peak voltages and current through the capacitors are ...
0
votes
1answer
52 views

Unknown component place on a switching converter PCB

I bought a 220V to 12V converter and behind the PCB there's place for a component named U3: It's not a AMS1117 series because their output pin is the middle pin, and not a 78XX series because on the ...
1
vote
2answers
92 views

How to clean DUST stucked due to moisture on pins of chips ICs of motherboard circuits

Which chemical can I clean my old motherboard with, whose electronics components chips pins like ICs capacitor transistors diodes have dust stocked their color has been changed to black yellowish ...
0
votes
3answers
48 views

How to route and solder TO-263AB packages?

Am working on making a PCB and i was using RFP30N06LE MOSFET on my breadboard circuit, now that am making a PCB i want to use the other variation RF1S30N06LESM of the same component. which as you can ...
0
votes
2answers
92 views

Need help identifying this component on pcb

Does anyone know what this component is? Thanks
0
votes
1answer
35 views

Temperature threshold for electronics components

I am designing a Li-ion battery discharger. So the discharged power, gets dissipated as heat. Although I have a heatsink and fan, I cannot make the fan work with full speed because it makes so much ...
0
votes
2answers
62 views

Project with smart phone like camera

I have an idea for a DIY electronics project which involves a camera where I want the camera to be small. I thought may be to get a camera component similar to the ones used in smart phones. But my ...
0
votes
1answer
83 views

PCB markings - What components might have component designators TB1, TB2 etc?

Looking at a PCB, there are 4 components marked TB1, TB2 etc. I believe that the markings mean terminal board. What exactly is a terminal board? Update: Unfortunately I cannot show a picture of the ...
1
vote
1answer
67 views

Please help identifying this SOT-23 part from a vehicle sensor

What is this encircled part in the picture? It is labeled "WB2" and "62". This is a vehicle sensor.
1
vote
2answers
37 views

Looking for a wire mounted pin header connector

There are connectors on many modern motherboards and peripherals intended to control RGB LEDs. For example, this one has a connector like this: And it is intended to be connected to the pin headers ...
-1
votes
1answer
51 views

Does a multidimensional Soft Pot Exist? [closed]

I have no idea if this exists, but I'm looking for a soft pot/ribbon sensor that would function like a laptop trackpad (ie. giving a resistance value for the X position of the finger on the pad and a ...
0
votes
1answer
69 views

What is a three-pronged LED?

I've used two-pronged LEDs and Diodes, but I've come across a three-pronged one: What is this component called, and how would it work?
19
votes
5answers
4k views

Why are there so many grounds?

A bit of context: I'm working on a smart tracker watch for an 8 year old. A hobby project, and I'm looking for parts to use. Anyways, that's not what I'm confused by. This is my first project, so ...
0
votes
0answers
37 views

Different markings, same thermistors?

I have three thermistors marked as follows: SCK 053 (dark green); NTC 5D-9 (black); DSC 5D-9...
-1
votes
1answer
79 views

am looking for this diy part to add with my project [closed]

am trying to build a custom rat trap and looking for this part in video. Am looking for this part just don't know the name for it, please take a look at the youtube video with the time provided and Se ...
0
votes
2answers
65 views

can you please help me to identify this smd component marked M 412 727a?

Hi please help me identify this smd component marked M 412 727a thanx
0
votes
1answer
43 views

Parameters needed to identify the correct capacitor

In a traditional power switching supply PCB like this one, (source of the image) ceramic capacitors are sometimes present as discrete components. They appear as: (source of the image) I would like ...
0
votes
1answer
96 views

Differences between 220pf 1000V capacitors

I need to replace a popped capacitor. Externally, it looks almost like (source) except for the first letter: in my case it is R and not ...
7
votes
1answer
236 views

Identification of a very strange SMD component

Could anyone help me identify what component this is? It is the white component with a black stripe. What ever it is, it appears to be a open circuit. I couldn't measure any resistance (or ...
0
votes
0answers
58 views

What is this part? (DIP, 14 PIN, Fairchild Logo, 5036516 -00 8432)

Found with a bunch of boxes with 74 Series Logic Chips. Can't find a datasheet anywhere. Text: 5036516 -00 8432 Indonesia
0
votes
0answers
62 views

What kind of IC component is this (JBN 5)? Photo

I'm playing with an Electric Fence Tester, trying to understand the schematics. I can't identify this component, due to my poor knowledge in electronic. The aim was to connect the 7 segment display ...
2
votes
1answer
179 views

Identifying a cylindrical SMD component with two banded color markings [closed]

I have been looking at google images of cylindrical smd resistors, but they don't look like the ones on my board. So my question is: What component is this? Long story: This board is a 230VAC to 11....
0
votes
0answers
73 views

Need help identifying two and three terminal SMD components

There are two kinds of components which I need to know about:
0
votes
3answers
119 views

What is the very basic electronic component to generate pulse wave (high or low) we commonly see in digital?

Very common we hear ON/OFF, HIGH/LOW, 1/0, or something similar in digital system. It is called binary. I would like to know what is the very basic component to generate such that binary system? I ...
0
votes
2answers
98 views

What is this component marking 100K?

What is this component, a capacitor, resistor or conductor? I have a portable pH meter but cannot measure alkali/basa. I think the sensor working perfectly: out 0-5V equals 0-14pH. I try to measure ...
0
votes
1answer
46 views

What is the smallest component to send HTTP requests on the Internet? [closed]

I want to build a GPS tracker to put on my bike and I would like to use the smallest components to do it. The idea is to send the GPS coordinates to an HTTP server every minutes. The problem is all ...
0
votes
1answer
56 views

50 mOhm F SMD resistor identification HELP!

I have been trying to identify this resistor so I can order replacements as several are bad in my device. It’s fairly large. 11mm x 5mm? This is an estimate in reference to the nano2 smd 7a fuse in ...

1
2 3 4 5
22