Questions tagged [connector]
Mechanical part providing electrical contacts for a cable or electronic circuit board.
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1answer
16 views
Does the 969973-3 SMD receptacle need mounting holes?
I am designing a board that uses a 969973-3 wire-to-board receptacle. In its drawing there are specified six 1.2 mm (mounting?) holes.
Does anybody know what are they used for?
I've seen pictures ...
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1answer
22 views
What is the difference between 3 and 4 Pin IEC320 C14 Power Sockets?
What is the difference between 3 and 4 Pin IEC320 C14 Power Sockets?
Looking at the picture attached from reseller I cannot see what the 4th pin serves and I cannot find a description anywhere short ...
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1answer
27 views
Can we convert two type of USB ports by simply re-mapping the pins?
So there's lots of different port (or plug) out there like USB type-c, micro USB etc. Where I'm curious to convert between those port is it just simply like re-mapping those pins to the correct ...
2
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1answer
70 views
How to join and connect two wires in one connector point professionaly in a high voltage PCB?
Regarding a HV (6KV) PCB design there is a part of the circuitry, related to reed relay connection.
I have chosen a HV relay (datasheet) with flying lead connection in order to separate physically ...
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1answer
37 views
Location for placing ESD components for UHD video
I am implementing ESD protection for HDMI video input. The HDMI video goes through a custom cable of ours, into a connector board attached to our enclosure, through an edge card connector, into our ...
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1answer
53 views
Correct type of wire for simple DIY projects involving soldering [closed]
I am making my own bluetooth speaker which will require me soldering wire to PCBs etc. However, I am unsure of which type of wire to buy for the project. I understand that positive and negative wiring ...
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1answer
61 views
Special requirements 100Mbps (Ethernet) connection to PCB
Is there any special requirements/limitations to how 100Mbps Ethernet conductors can be connected to the PCB?
For instance in the design prompting the question I have a Ethernet connection entering ...
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0answers
40 views
Name of circular AC connector between kettle and base with one prong
What is the part no./name of the circular appliance adapter (with 1-prong) that connects a kettle to the base that allows the kettle to turn freely.
Another appliance is the Nespresso Aeroccino3: I ...
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2answers
80 views
How to connect to unusually spaced PCB edge?
I have a TI-84 keypad for the TI-Nspire calculator and I thought it might be interesting to use it in a project as a button matrix. The connector looks like this:
Unfortunately the edge connector has ...
3
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1answer
88 views
What type of crimp terminals are these?
In my vehicle, I have a 27-pin connector with Volkswagen OEM part number 8K0 972 701 (male) / 8K0 972 702 (female). Etched onto it is the TE Connectivity logo and the number 1718872-1. I am looking ...
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1answer
62 views
What does 8W8 or 7W2 stand for in connector description? [closed]
Pretty straightforward from the title.
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1answer
28 views
TRRS connector schematic
Can somebody explain the following schematic and how can I use this connector with a TRRS cable:
I can see pins 2 and 6 are connected but I don't understand why there are still 4 pins left instead of ...
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1answer
49 views
Low Profile PCB Connector Identification
There's some connectors on a PCB I would like to make a breakout for, but I'm having trouble identifying the connector type. Could somebody help me identify what type of connector this is, and ...
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1answer
48 views
Ingress protection(IP Code) at connectors
What does the IP code exactly describe when applied at bulkhead receptacles?
The ability to seal the conductors inside of the connector from the environment or the ability to seal the enclosure from ...
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2answers
343 views
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0answers
21 views
QWIIC VS JST connectors [closed]
What are the differences between a QWIIC connector and a 4 pin JST connector?
Does "polarized" in QWIIC mean the cables simply have an order?
Do I need pull-up resistors with QWIIC?
Is QWIIC just a 4 ...
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1answer
32 views
Type of terminal/connector to use for CAN bus on Arduino MKR CAN Shield
Probably, this is obvious to everyone, but since I am a newbie to electrical engineering I am stuck. I have two wires of a CAN bus, (CANL and CANH), and I wish to connect them to the Arduino MKR CAN ...
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1answer
59 views
PCB power connector identification
Can anyone identify the series of connector used for the AC input of this TDK MSA818 PSU from the late '80s?
The pin spacing is ~7.3mm (3.65mm if you count the missing pins) which doesn't match any ...
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1answer
49 views
Looking for a connector with only images to go on
I'm trying to find the connector used for my vehicle's accelerator pedal.
Are there any strategies for finding connectors like this?
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1answer
72 views
What is the name of this kind of DC power connection?
This connector is going to an LED grow light and is the output of the pictured LED Driver. The output of the driver is 20-30VDC 900mA.
First of all, I didn't know that DC power could even use a ...
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0answers
39 views
6-Pin Battery Connector to 2 Wire Terminal Connection
I have a 16V 6-Pin battery. I am trying to get it so that I am going from a 6-pin connection to a 2 wire connection. I have been unable to find any adapter online so I went ahead and cut off the ...
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0answers
29 views
Best way to clean pogo pin connectors [migrated]
What's the best way to clean pogo pin connectors?
In particular, I've been having recurring problems with the pogo pin connector on the keyboard of an HP Spectre X2 (an Microsoft Surface clone). I'...
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0answers
92 views
What is the name of these colorful connectors?
What is the name of these colorful connector? Standard one or priority? One of the molex family? What is the exact name?
PS: The connector is used to attach speakers. There is a marking on each one ...
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2answers
114 views
What is the intended PCB layout for this Lumberg stereo connector?
I was intending to use the Lumberg 1503 02 3.5mm stereo jack connector on a PCB. After progressing some way through the design, I noticed that the pins for the connector are not on the bottom as I ...
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2answers
100 views
Butt splice electrical symbol
I'm making a detailed electrical diagram which needs to include splices. From researching on Google I couldn't find the conventional symbol for a butt splice, or even a splice, in an electrical ...
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4answers
107 views
Can you replace a RJ45 connector with smaller connector?
I'm designing a small board that needs an ethernet connection. However, the RJ45 jack takes considerable space. I would like to reduce the footprint of the connector to safe some space.
Would it be ...
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2answers
69 views
Switch battery usage off when jack 3.5mm is not inserted
I have an ongoing project where I'm using a condenser microphone to record various stuff, it's powered by a CR2032 battery and the output of the microphone is directed to a TRRS jack connector (3.5mm),...
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2answers
65 views
Can I connect 10 AWG wire carrying up to 25 amps to 10 parallel 1 ohm 10 watt resistors?
I am trying to measure the charge capacity of some LTO battery cells. To do this I want to discharge each battery cell from 2.5 V to 1.7 V. I am going to measure and log the current over the discharge ...
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0answers
60 views
What is this connector and where can I get one?
I'm trying to create a replacement cable for a Motorola Atrix lapdock. I know what the pinout of the connector is, so I just need to figure out what specific part to use.
The metal housing of the ...
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2answers
69 views
Ribbon cable pin order
I'm struggling to understand the pin order on a ribbon cable.
I want to connect two boards (one main board with the MCU, the other one for the front panel to pots and buttons) and i need a 2x20 ...
0
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1answer
52 views
FFC Connector Replacement [closed]
I'm looking for an PCB FFC connector to replace the FH26-24S-0.3SHW(05), which I cannot find stocked anywhere. I've looked for replacements with .3mm pitch, .2mm flex thickness, and 24 contacts, but ...
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2answers
67 views
What kind of connector do I need to splice this cable?
The LCD display on my range hood started to go bad with dead pixels. The manufacturer sent me a replacement part (see photo). I thought swapping out the part would be trivial. The problem is that the ...
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0answers
24 views
How can I make a rasperry pi camera connector like the keyboard connection on surface pro?
I have a box which has the camera.
I also have another box which contains the raspberry pi.
Now when i put one box over the other, I want to connect the camera to the raspberry pi.
Any questions ...
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1answer
113 views
What connector is this on an LED strip light?
I managed to find some scrap LED strips. I noticed that these have some peculiar connectors on them.
Does anyone recognise what connectors these are?
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0answers
62 views
Identifying and replacing laptop motherboard connector [closed]
My laptop was having cooling issues, to I opened it up to clean the fan. When attempting to start it up afterwards, nothing happened, and soon after I smelled burnt plastic. Upon inspection I ...
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0answers
22 views
Calculating AC Current connector contact area
I am a design engineer with no/very less knowledge of Electrical Engineering. I am designing an AC current 'blade' connector ( the current rating is 240 V 30~20 A ) which should be smaller in size for ...
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2answers
63 views
What standard plug and play connector is used for an STP cable in electronic instrumentation?
It seems to me that BNC connectors are only used for coaxial cables. These coaxial cables with BNC connectors are very practical when it comes to plug and play quickly.
But for a balanced signal ...
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0answers
42 views
What's the name for this DIN phono connector?
I just bought an Ortofon RMG212 tonearm without a phono plug connector. What is the name of this connector, so I can find phono plugs to connect to my pre amp? I think it's some sort of 7 pin or maybe ...
2
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1answer
52 views
What is this contact on a jack socket schematic?
I'm looking for a 4-poles (TRRS) 3.5mm jack socket with integrated switch, and stumbled upon this connector schematic:
(this is an extract from the CLIFF FC68129 datasheet)
I understand that pins 1, ...
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1answer
50 views
Understanding Ports on DAC
So I am working with this DAC and I am trying to attach reference voltages and outputs, but I am confused.
Looking at this image of the board, what is the connection to VOUT ? How do I connect to ...
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1answer
79 views
What is the PCB name of this speaker connector?
I am designing a PCB board in EasyEDA for a DIY audio amp. I have searched in several places to find the proper technical name of this speaker connector but I could not find it.
I searched in Mouser ...
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0answers
50 views
Ensuring good contact between ring terminals and the screw terminals they're bolted to
I'm working on a high-current switching converter for research purposes. Because of the voltages and currents involved, many components use screw terminals to connect to wires. I haven't used screw ...
2
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0answers
71 views
How should one terminate litz wire?
When using Litz wire, the accepted method of stripping the wire is by dipping it in a solder bath, which effectively turns the end of it into solid-core wire, so my question is thus:
How good is the ...
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1answer
51 views
ATX power supply won't turn on when connected to motherboard
I am troubleshooting a problem with a power supply for an HP EX490 Mediasmart server. The power supply no longer powers on when the power button is pressed on the back of the server. I have ...
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0answers
58 views
Whats the best type of connector for test equipment? [closed]
I am selecting the components to use for a tester I am developing.
I am looking at various types of board to board connectors.
The requirements are:
Rated to least 2A.
Rated to ~200v.
*High ...
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0answers
8 views
Series + Parallel Custom Lipo Cell Charging Options
I have a custom LiPo cell, made up of 8x 11.1V 2200 mAh 30C bats. They are wired in pairs in series, and then all four ensuing sets are connected in parallel, to form a 22.2V 8800 mAh battery.
I am ...
2
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1answer
45 views
What should be assumed regarding the upper frequency of sma connectors
There are infinitely many sellers of sma connectors of various kind in ebay or other stores. This one is an example.
But they very seldom specify what is the maximum frequency at which the device can ...
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2answers
46 views
Common 6-wire sockets/connectors
I'm currently playing around with some load cells in a wheatstone bridge - each cell has 3 wires (sub-1mm thickness). I want to mount these cells onto 2 separate pieces that can be spaced apart to ...
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1answer
71 views
Why are automotive connectors and wires so big?
Cars and motorcycles have many electronic sensors which are small. But it seems they are all connected with big connectors and at least 22AWG wires. Why?
I would think 30AWG wires and tiny connectors ...
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0answers
48 views
What are these solderless (IDC) USB connectors called?
I was salvaging the connectors from a fraying micro usb cable (that came with an LG G4 phone) and found that the connectors have a unique construction (see image below, Source: https://www.alibaba.com/...
