Questions tagged [jumper]

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5
votes
2answers
1k views

Designing a PCB that allows to measure current

What is the best way to "debug" the current in a PCB? My (first!) PCB has a 220v->5v PS on it. I would like to measure how much current is using after the PS to monitor how far from the ...
0
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0answers
49 views

Female wires to connect 12V ECU to power supply?

I have extracted the ECU (engine control module) from car, however, this module has 3 pins that needs power input of 12V. Arduino jumper wires will not work as they won't withstand the current I need ...
3
votes
3answers
300 views

High current headers/ jumpers

The old fashioned way to configure a lot of boards is to use pin headers with their jumper cap, i.e.: https://www.tme.eu/en/details/jumper-kpl/pin-headers/connfly/ds1027-01-2ab801/ On my board I need ...
2
votes
2answers
151 views

SMD thermal Jumpers

I would like to know why thermal jumpers are used. If lets say that we use thermal jumpers in the circuit and they get either short or open during operation. How does it effect my heat performance of ...
0
votes
1answer
107 views

Resistor that can be placed like a jumper

I want to make a relay output to be configurable by the client as NO/NC or guarded by resistors (10k opened, 1k closed). A solution I have been thinking about uses resistors that can be placed like a ...
0
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1answer
123 views

Switch or Jumper or Relay?

I have already asked this question but again I am asking it with a clear view. As u can see in the diagram attached I need to divert power coming from inverter. I want to maintain the power flow ...
0
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2answers
112 views

Polygon not pouring over net tie pads in Altium

I am working with net ties in altium to link different ground signals. My net ties seem to work, no drc error, and I can link traces between them and objects of the same net. If I try to pour a ...
2
votes
1answer
158 views

Using net ties for star ground in Altium

I have been experiencing issues with net ties on altium. I am trying to join my separated analog and digital grounds at a single point (star ground) and I tried creating a net tie component to act as ...
0
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0answers
63 views

What is the purpose of this jumper in this amplifier schematic or PCB?

Some time ago I bought a little amplifier kit on Banggood based on the LM386 chip. After soldering the kit I tested it, and it worked great, so I decided to buy a few more of these kits to incorporate ...
0
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0answers
139 views

Male/female jumper wires for really small and close-to-each-other pins

I have a 20 pin 'male to male' 1mm pitch connector as shown in the included picture (I'm not sure if it's the correct name). One side will be soldered to the board, and the pins on the other side need ...
2
votes
2answers
564 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
220 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
votes
1answer
103 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 ...
0
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0answers
164 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
69 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
49 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
188 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
votes
1answer
560 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
108 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
votes
1answer
65 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
vote
0answers
275 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
vote
2answers
363 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
votes
1answer
93 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
54 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
349 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
votes
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
648 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
votes
2answers
33 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
89 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
166 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
vote
4answers
250 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
194 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
votes
2answers
377 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
461 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
1k 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
votes
1answer
418 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
votes
1answer
265 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
votes
1answer
237 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
vote
1answer
192 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
votes
2answers
5k 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
202 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
vote
3answers
783 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
1k 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
votes
2answers
166 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
votes
1answer
2k 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
vote
1answer
631 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
2k 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
vote
2answers
566 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
votes
1answer
4k 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-...