Questions tagged [ffc]

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25 views

How to expose metal on an ffc?

I was repairing a laptop of a friend, and as i was assembling it, i accidentally broke the ffc badly that connects the on button to the motherboard and the signal wasnt getting trough, i broke the ...
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1answer
59 views

How to properly unlock an FFC connector?

I'm trying to replace a part on my camera and need to disconnect a connector that looks like this: From what I understand, they're extremely fragile and so I don't want to accidentally break anything ...
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1answer
25 views

How to tell flat flexible cable(FFC) alignment when inserting?

I have an MSR with an 8 pin FFC with contacts on one side. I don't know if there is a top and bottom and if so how to tell the orientation. There is writing on the contact side I assume to indicate ...
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22 views

FFC/FPC 0.75mm pitch ribbon flex

From an old car MFD I'm looking for a FFC/FPC 0.75mm pitch ribbon flex... Unforntunatly I can't find these nowadays, any hints ? THanks
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1answer
59 views

Meaning of “no exposed metal in this area” on connector drawing

I am looking at the mechanical drawing for the JAE WP7B-P050VA1 connector, and it has the following drawing suggesting a PCB footprint: My question pertains to the "no exposed metal in this area" ...
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1answer
23 views

Looking for a 14 pin FFC, FPC connector for 1.8" display with unused space on the sides

Good evening, I'm looking for a connector that can house 14-pin connector display. Problem is that it has some extra space on the side which would not fit into regular connector. Does anyone knows ...
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1answer
46 views

Fixing the pins in a flex cable

This is a flex cable from a kindle that connects the motherboard to the lcd. The pins at the edge are broken and not making any contact with the connector. Is there any salvation for this? If there's ...
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1answer
48 views

FFC 13 pin cable extension

I have this 13 pin FFC cable inside my Canon Typestar 5 thermal typewriter. It connects the LCD display to the main board. I'd like to pull the display outside the machine and for that I need an ...
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0answers
64 views

Is it possible to terminate FFC/FPC by hand?

Given (for example) a 15cm long ribbon of 12 conductors at 0.5mm pitch, could I cut it in half and scrape the cut ends with a razor blade or something to produce two shorter but usable ribbons? What's ...
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2answers
80 views

How to connect multiple ground pins in a FFC connector

So I have a bunch of these FFC connectors shown here, and a lot of the middle pins are actually ground pins (highlighted in green). I have a multi-layer board, so I want to route all these grounds to ...
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0answers
133 views

EMI filtering on multi-FFC assembly

an aspiring electronics engineer here. I do some electronics design for work and I'd like to know the following: If I have an assembly of a main board, to which an FFC cable connects into a second ...
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1answer
92 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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1answer
457 views

How do I design my own FFC cable

I need to design a custom FFC cable for an electronic device (about 10cm and 34pins) I messaged a manufacturer who could make custom ffc but he needs a layout or something and I don't have experience ...
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1answer
183 views

Signal placement in flat ribbon cable, FPC or FFC with digital and power signals

I want to interface different boards with FPC/FFC or ribbon cable and I was wondering about the placement of the signals in the cable. I plan to have a 39 signals FPC with : 1 SPI bus (SCK, MOSI, ...
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0answers
80 views

FFC Flex PCB Flat Connector for Raspberry Pi 3 B+

I have bought a barcode scanner online (promised to be specific for Raspberry Pi 3 with USB interface) but its cable does not have any connector and is just a flat cable with numbers as ...
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1answer
88 views

Isolating a small pin on a flat cable

A motor on my HiFi system (which is supposed to lift a volume controller) has broken. The motor is stuck and I don't want to fix the mechanical part. I assume disassembling the volume controller would ...
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2answers
2k views

How to fix a broken flap FCC connector flip-lock ZIF

While repairing a projector, I broke the flap holding the flat flex cable (FFC) in place. It's the type "flip-lock" and is ZIF (Zero Insertion Force) so without the flap in position, the connector ...
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2answers
288 views

How do I re-attach this FFC cable to this connector?

While trying to detach the cable, I pushed out the black part, which came out from the opposite side of where the cable enters the connector. The cable was previously tightly clipped in place and ...
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4answers
2k views

Understanding the Maximum Speed that can be Transmitted over a Cable

I am trying to source a FFC/FPC cable for USB3.0 (+5gbps). This brought me to the question of signal transmission. I'm somewhat of a beginner in this topic. I know that you should match impedance on ...
2
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1answer
310 views

Repairing my FFC connector - what to use? [closed]

I'm using a Pi Camera v2.1 and a 15-pin FFC My 150mm, 15-pin Flat Flax Connector (on 1 side) has 1 pin slightly shortened (metal torn). My Raspberry Pi 3 is not working with it. What should I do: ...
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1answer
123 views

Is it possible to “intercept” a 20-pin FFC?

I'm not an electrical engineer but a software developer but I'm trying my hand at a DIY project that will involve connecting a couple of pins on a device in my home to the GPIO pins of a Raspberry Pi, ...
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1answer
443 views

Sealing a FFC ZIF connector

How can I make a Flat Flex Cable (FFC) Zero Insertion Force (ZIF) connector resistant to environmental contamination? Background/Assumptions: I have a microwave over my stove. Every few months, the ...
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1answer
361 views

Manufacturing Custom FFC

I see many custom designed FFC cable in laptops and tablets like the yellow and black cables on my UX305 laptop (shown below). How can I design a similar FFC cable? Is it the same as PCB design ...
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0answers
40 views

Adapter for two different FFCs? (4 conductors each, but different Cables)

I have two different Flexible Flat Cables, both feeding two different touch panel and LCD packages. I bought a replacement panel that was not the exact same model (the original model is nowhere to be ...
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0answers
120 views

Selecting FPC connector for LCD

The flexible flat cable of the LCD i want to use has these odd ground pads in the ends that i have not seen before. How is this handled in practise, does it turn the otherwise 37 pin connector into a ...
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2answers
713 views

Is FFC suitable for remote Ethernet jack?

I'm working on a product design which includes an Ethernet jack (with integrated magnetics) that will need to be remote from the controller. The controller and jack are contained in different parts of ...
2
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1answer
260 views

Do flat flexible connectors (FFC) couplers exist? (i.e. I don't want to use a cable)

I'm working on an electronic design where I have a motherboard that allows daughter boards to connect to it. The motherboard and daughter boards should be parallel to one another. Because my design ...
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1answer
733 views

Need help finding the right FFC connector

This is my first time working with FFC/FPC. I'm looking for a FFC/FPC connector to match this Micro SD card extender, just like shown on the PCB. According to the dimensions diagram the pitch seems ...
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2answers
2k views

Extend flat cable between LCD panel and driver board

Given a setup similar to this: https://www.adafruit.com/products/2395 The panel itself is nicely thin, but the driver board takes up some space. So I need to put it somewhere separate from the display....
3
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1answer
313 views

SPI to Numerous Chips on Different PCBs with FFC Cables?

I want to drive numerous chips on several different PCBs with SPI from a microcontroller over FFC cables. Here is a crude diagram: UPDATE: Green wires are ground scheme I have never attempted such ...
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0answers
518 views

Are there marking standards for FFC Cables?

I tried replacing a no-brand FFC cable marked "AWM 20624 80C 60V VW-1" with a 3 times longer one from WE marked "AWM 20706 105C 60V VW-1". It's not working, and I'm faulting length. However is it ...
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1answer
113 views

Connectors on Device prototyping

I´m drawing my own PCB and I´m searching for components to use for this purpose. Since I´m not an expert in this fields, I have some unsolved questions: (I´m using Eagle Cadsoft) I need to create a ...
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1answer
442 views

FFC flatline standard line numbering

Is there a standard way to number lines on a FFC (Flexible Flat Cable)? In other words, if you see the FFC end from the side with exposed contacts, do you usually start counting from the left or from ...
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2answers
203 views

Suitable FFC socket for this LCD module

I've ordered this LCD module, and I'm trying to find a suitable connector for it. It's 26 pins with pitch of 0.8mm, but as you can see, the right hand side is "sticking out" of the connector. Is this ...
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1answer
546 views

Custom 'flex copper' ribbon cable

I am trying to learn more about what I believe is called 'flex copper' ribbon cable. This is the cable that you often see connecting CD drives to main boards in laptops etc. where the cable 'curls' ...
2
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2answers
4k views

Extending an FFC cable - How?

I have a consumer device (More specifically a Pioneer P99RS car audio head unit) that I need to operate remotely, with the front panel about 3 meters away from the main unit. The front panel connects ...
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1answer
1k views

Testing plan for flat flexible cable (FFC) connector

I'm taking an assembly of three boards to a small production run. There's a main board (n=25) and a satellite sensor board (n=100). The sensor board connects to an adapter board, which simply ...
3
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1answer
1k views

FFC Connector Identification

I need to design an FPC to couple to an existing board. There are 3 FFC connections on this board. I believe them all to be Molex connectors but I still can't locate a similar part. Here is what I ...
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2answers
607 views

FFC/FPC that locks directly onto PCB?

Does anyone have any recommendations for an FFC/FPC connector that locks the flex cable contacts directly to pads on the PCB rather than the connector bed? I am trying to get a VERY low inductance ...
4
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2answers
2k views

FFC (Flat Flexible Cable) ZIF Connector Reliability

I'm wondering about the long term reliability of FFC connectors, especially in environments exposed to shock and vibration. It seems like everything with a display uses such connectors, which means ...
1
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1answer
925 views

Ghetto crimping tool for FCI “Clincher” connectors?

After much experimentation and some helpful answers here I've decided that FCI "Clincher" (.pdf link) parts are the right answer for adding connectors to the ends of flexible ZJ168 RGB LED strip. The ...
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2answers
7k views

Tips for wire-to-pad and wire-to-wire soldering?

After a simple flashy-LED kit's worth of practice, through-hole soldering is fairly straightforward. What I'm still having trouble with is wire-to-pad and wire-to-wire soldering. The first problem is ...
9
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4answers
11k views

Breakout for FFC cables?

What is the best way to break out a Flat Flexible Cable (FFC)? Specifically I've got a sensor which uses the 0.5mm pitch FFC that I would like to break out onto a breadboard. As you might already know ...