Questions tagged [jumper]

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2
votes
2answers
537 views

Are pins supposed to have the same thickness by some standard?

I bought a DHT-22 temperature sensor, some other sensors, and some jumper cables. The cable and the pins on other sensors and a Raspberry Pi fitted well, but the pins on DHT-22 seem thinner. The ...
2
votes
1answer
89 views

What type of wire should i use to make a jumper on the PCB control board from my dryer? [closed]

Sorry for my ignorance on this topic. The relay (part G8P-1A4P 12VDC by Omron) on the PCB control board of my clothes dryer went bad. As a result, one of the pins and circle around the pin (sorry dont ...
0
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1answer
34 views

PIR motion sensor connected to Arduino sometimes does not detect a repeatable trigger

I have connected the PIR motion sensor HC-SR501 to an Arduino Uno and its jumper settings is set to H and GND. (This is not a physical jumper, but a small link that connects both H and GND.) It ...
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0answers
56 views

PCB hole metallization

Is it mandatory to metallize the holes for the DIP package on a single-sided printed circuit board? And is it necessary to metalize the holes for the jumpers if they are on the outside of the ...
0
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3answers
55 views

How do you call wire pins that can be used as jumpers with your breadboard?

I can't seem to find these things on electronics distributor websites. There is a bunch of various pins and connectors but I can't find these among them. What are they called? I tried "dupont 2.54mm ...
0
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0answers
21 views

Does Molex SlimStack round cable jumper exist?

Today I learned the following connectors are a SlimStack plug and receptacle. However, I only found flex cables jumpers, like this one. Is there a reason round cables don't exist for this sort of ...
12
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6answers
7k views

What is the purpose of the PCB jumpers in the attached image

Can someone please tell me what may be the purpose of the jumpers in the attached image? Why not use a PCB trace instead? Figure 1 The PCB is a part of an old Videocassette recorder (VCR)
2
votes
1answer
144 views

Connect rectangle pad to jumpers

I'd like to know some general approaches to creating DIY connectors for a custom PCB or card. Mainly I'd like to know how to connect some flat SMD pads to standard jumpers that would connect to a ...
0
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1answer
153 views

At what frequency does jumper wire stop functioning properly?

I have designed an IC with some digital circuitry requiring a 25 MHz clock signal. Now I'm designing a PCB to perform testing. My question is, would normal jumper wires be sufficient to pass a 25 MHz ...
0
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6answers
101 views

Permanent circuit board jumper - I have a RTC chip that kills soldered battery before clock set

If I wave solder in the battery, it begins draining rapidly until the RTC chip (clock) is set. So I installed a jumper. Now I manufacture without the jumper, and then in the bed of nails testing, I ...
0
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1answer
62 views

Can I link mismatched parts with jumper wires?

I'm out of my element here and I don't know much about electrical engineering so please excuse the bad terminology. A light on my car stopped working and it's a long story but the easiest way to fix ...
1
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0answers
93 views

SMD jumper design rules

The SMD jumper. One of the most basic devices on any board using SMD technology. Yet, considering devices from various sources and looking into the hints of designing it, I get differing techniques ...
1
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1answer
182 views

Alternatives to Jumpers?

I have a need to be able to connect a lead on a circuit to 1 of 5 different other leads. I think it’s obvious how I can accomplish this with jumpers or DIP switches or encoders. The wrinkle here is ...
0
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1answer
54 views

Dupont jump wire in order to replace 20 pin cable

Hello, I bought a mp5 player for my car and I didn't find the 20 pin cable for this player. My question is if I could replace it by Dupont jumper wires as the picture shows
0
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2answers
44 views

How to inteprepret jumper confiuration guide on PCB?

So I have a M.2 to mPCIe adapter board that unfortunately I don't have any documentation for. The purpose of the board is to allow for a 4g M.2 modem to connect to a PC with a mPCIe slot. Presumably ...
2
votes
3answers
121 views

Can I use individual strands in cat5 or cat6 solid core wire for pcb mods / jumper / repairs?

I have a small PCB repair I need to make. I am reading that wire-warp is a suitable option. I don't have any wire wrap, but I do have tons of cat5 and cat6 solid core wire. I was thinking about ...
0
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1answer
36 views

Flexible GPIO routing Arduino shield

I want to make a combined MIDI In/Out/Thru + MDX Output shield, so I can order/design just one shield for all my needs. It is intended to use the shield for Arduino Mega which has 4 UARTs, and I want ...
4
votes
2answers
277 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 LV ...
0
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2answers
32 views

Female to female jumper wires

Where are female to female jumper wires used? They only have provision to allow other wires to be plugged into so cannot be used on breadboards. So, practically, where are they used?
0
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3answers
79 views

What is the “socket” on Hirose DF13-series jumpers?

For this pre-crimped wire family with a "socket" at one or both ends: Hirose H*B**-101**-** with these mechanical drawings: All units expressed in mm. Here is ...
0
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2answers
94 views

Use lithium ion car jumpstarter to charge netbook? [closed]

I have a Gooloo car jump starter pack. https://www.amazon.ca/gp/product/B06X9R8QSY Can I use it to charge a small Gateway Nav50 netbook? What kind of adapter would I need? I suppose I could use ...
1
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4answers
219 views

Routing VCC with jumpers?

I'm trying to route a new VHF RF receiver (LO is 151MHz, RF is 162MHz). There's a pair of LC filters on this board, as well as a Si5351 oscillator and a crystal. From what I've read, an uninterrupted ...
2
votes
1answer
112 views

How to Indicate Bridged Solder Jumper for Production PCBA

If I would like to indicate to the PCBA manufacturer that a solder jumper position is to be "bridged" with a solder blob, what is the preferred way to indicate this? I have thought of the following ...
0
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2answers
300 views

SMD jumper vs current sense resistor

I need to use some sort of jumper to allow heavy current from terminal block to the relay pins: Dimensions shown in mm. I want to replace this trace with a jumper, preferably SMD. Going through ...
4
votes
1answer
356 views

Strange footprint labeled PJ## on laptop's motherboard

Today I came across a picture of a laptop motherboar (below). I noticed three strange looking small footprints, labelled PJ12, PJ36 and PJ37. The J may stand for jumper, and on the top left corner ...
1
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4answers
598 views

Jumper wire solution for short header pins /

I installed header pins that fit into a feather microcontroller, but since they are not double sided header pins, the top side is too short to attach normal jumper wires to. Is there some clean, non-...
0
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1answer
273 views

What component allows DIP to be connected with Dupont style jumper wires? [closed]

(sorry for the n00b/cringey question!) I've order an ADC chip and I realized upon receiving it that standard Dupont style jumper wires don't fit on standard integrated chips pins. I was wondering if ...
0
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1answer
228 views

Is there a better way to jumper 3 terminals together?

I can't find terminal block jumpers for sets of 3 and 5 terminals, just 10 and 2. So I took some 2-terminal jumpers and tried to accomplish what I needed to do but it looks unsightly and seems likely ...
0
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1answer
186 views

Locking header jumper

I want to implement a 3-header jumper setup in order to switch a microcontroller between two video modes on a PCB. I don't want to use just a standard switch as it doesn't seem appropriate for a ...
1
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1answer
162 views

MPU-9150 (IMU) AD0 address change

I have an MPU-9150 which uses I2C address 0x68 by default, but I'd like it to use address 0x69. This is possible by desoldering the 3-way AD0 "Jumper" on the breakout board. By default there are 3 ...
0
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2answers
4k views

Proteus ARES PCB - How do I wire a link pad to some component pad?

I'm designing a single side pcb, due to trail's density, I decided to use link wires in order to avoid overlap, but when I started routing, the software didn't allow me to connect any wire to link's ...
2
votes
2answers
159 views

What switch would replace a series of 6 pins linked by jumpers?

I've bought a small electronics kit - a function generator which produces a 1kHz signal in various waveshapes - square, sine, triangle and integrator. It's a basic kit on a single PCB (555 timer based)...
1
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3answers
541 views

Extending header pins

I have to access the 'small' part of soldered header pins. Female jumpers cannot be placed there as the small part is too small. So i thought extending the small part of the header pins so they can ...
1
vote
3answers
846 views

What's the right way to connect two exposed pins from a board to BNC?

For an ADC evaluation board like this one, where signals go in through exposed pins, I'd like to have the signals come from a BNC cable (or SMA). However, I'm concerned about noise. What's the right ...
0
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2answers
149 views

Which jumper wire to use to connect MSP430F5529 with a breadboard?

Which type of jumper wires will I need in order to connect this MSP430 to a breadboard to build simple circuits? Are all jumper wires equal or is there special ones to supply power vs. those used for ...
0
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1answer
1k views

FT232RL USB to serial : 5V or 3.3V set by jumper

I've just bought a cheap FT232RL USB To serial adapter (EAN: 0680004529143). It does not come with a manual and the short description simply mention: USB power supply, can choose 5V or 3.3V ,set by ...
1
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1answer
482 views

How to use DIN rail jumpers

I just discovered DIN rails for industrial kinds of loads (10's of amps). I'm using these parts, and am wondering whether I should jump on both sides. It seems like more connections would mean lower ...
0
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3answers
1k views

PCB wire connectors

I wonder why I am absolutely unable to find this kind of wire/connector on DigiKey. I can find easily the socket/header that is to be soldered on the PCB. But when it comes to a set of wires I can ...
1
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2answers
421 views

jumper wires better for VCC or ground?

I'm trying to route 10 DIP ICs on a single-sided PCB, but because of my available pcb space, I cannot fit all 10 ICs in one single row. Instead, I lined them up in three rows. It seems that if I ...
0
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1answer
3k views

how to identify the male-female and female-male jumper wires?

I know it is a basic question but still I am confused , I wanted to use the female-male jumper wires on my basic electronic project ,So my question is how Can I identify which is female-male or male-...
4
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2answers
2k views

How to add part in eagle board that doesn't have corresponded in the schematic “jumpers”?

I am using Eagle to design single side board and I want to use smd jumpers to connect between some points. So basicly I don't want to add those smd jumpers as a component to the circuit in the ...
0
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2answers
3k views

What kind of jumper wires are used with a breadboard?

What kind of jumper wires should I get for electronics and a breadboard? There are female to female, male to female, female to female with headers. I don't know what to get. Just hookup wire?
0
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2answers
1k views

Fix broken jumper wire [closed]

Comes with the Arduino Uno As you can see, it may require soldering. I don't have soldering experience but am receiving a soldering iron soon. Could you explain how this would need to be soldered if ...
2
votes
1answer
328 views

PCB Assembly: Specifying Jumper Configuration For Assembly House

I want to send a board off for fab + assembly soon which will include various jumpers in 2 or 3 pin configurations. For example, see this picture below (sorry about quality). I'd like to specify the ...
8
votes
1answer
350 views

Is there a frequency at which jumpers start to become a problem?

Pin header jumpers (like these) can be used to make optional connections between parts. I would expect at certain frequencies that the these kind of parts become primarily reactive (the imaginary ...
1
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2answers
394 views

Defining wire jumper inside IC in software

Since I'm using Eagle to try to form a single-sided PCB and the autorouter completed my circuit by 99% (2 airwires to go), I thought of constructing my circuit so that I insert a flat jumper wire ...
0
votes
1answer
898 views

Best way to solder connections between header posts?

I have a project that uses about 200 solderless jumper wires connecting header posts from one circuit board to the next. Now that the whole thing works, I want to ditch the "temporary" connections in ...
1
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2answers
511 views

How to attach a jumper wire to rotary encoder pins?

I need to attach a rotary encoder to an arduino. The rotary encoder has 3 metal prongs that I need to attach wires to. This picture explains exactly what I need: What type of wire attachment is that?...
0
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1answer
495 views

Are low ESR SMD capacitors with jumper wires between their legs and the circuit OK?

I have a board with two super low ESR SMD electrolytic capacitors which came off the switching power supply of a notebook motherboard. The legs of the capacitor are still soldered on the board. One of ...
2
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3answers
126 views

Transit between RS485 and CAN

I have two transceivers, one for CAN and one for RS485, and both are isolated. Both standards require 3 wires (two differential pairs and one common GND). I am trying to use one termination connector ...