Identify chips, connectors, cables, and other components, usually from photographs

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Help identifying this chip (EEPROM?)

I have a circuit board from a Stratasys UPrint SE filament cartridge, and I'm trying to talk to the EEPROM on it. This board is unlike other Stratasys boards that I've seen people hacking with, and ...
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0answers
102 views

Need help to identify a PCB connector

I'm refurbishing an old Apple II Power Supply made by Astec. It's working now, but I damaged the connectors which connect the Live and Neutral wires to the Power Supply PCB. On the PCB are two posts, ...
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2answers
362 views

What is the purpose of these forks?

I have disassembled a phone charger today and I have found some interesting feature that I do not understand, I have marked it on the picture. Left side of this structure is connected to P1, that is ...
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1answer
115 views

What are these displays called?

I now searched the web for about an hour and just can't figure out how these displays are called or where to buy them. A lot of airports use them for the departure table. They seem to be just ...
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41 views

5.5 B&W CRT pin identification

I have a CRT from a cheap Chinese 5.5 inch B&W TV and I am trying to make it work. I need your help on how I should connect everything in a circuit. The electron gun is mounted on a 7-pin plastic ...
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1answer
88 views

What is the name for gold plated docking station contacts?

I design a device that must connect to the docking station which has spring loaded pins. I'm looking for gold plated contact for the device side (sample shown on the picture), so these contact pads ...
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2answers
205 views

“Position measurement diode” identification

We have a component laying around our lab that we have been using to take some measurements. Supposedly it reads the position (x/y coordinates) of a laser beam (standard 5 mW red laser pointer) ...
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1answer
3k views

What is this object found on transmission lines?

What are the components, circled in red in the figure, on this transmission line ?
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1answer
45 views

Component identification service

For pills there exists a service which can ID them based on markings, shape, color, etc. I buy the grab bags of ICs from Jameco and sometimes get a part or two that I can't identify within a few pages ...
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1answer
46 views

What type of molex connector is this?

I've been buying wire-to-wire and wire-to-board Molex connectors that look like this: from a local hardware store for years (the image is taken from SparkFun, which sells them with the crimp ...
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30 views

What type of connector is this for storage device [migrated]

I have a NAS kind of box, which I got it from my old office when they were moving out, at first I thought this was a simple ehternet cable, but it is not. Any idea what is this connection? Another ...
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1answer
52 views

Identify/substitute an SMD MOSFET labeled “540N 88KFG” for LCD monitor repair

I'm trying to repair the logic board of an LCD monitor that died while giving off a burned smell. It seems that an LCD driver chip and a MOSFET (I think) burned out. The chip was easy to identify ...
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1answer
65 views

Component identification 8Y

I hope someone can help I am trying to find out what this component is so I can hopeful replace it The device is a Fluke Network Management device the unit works for about 2-3 minutes depending on ...
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108 views

Can anyone identify this part?

I am thinking maybe a thermistor? I can't remember where I got it from.
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1answer
183 views

What parts could be labeled XT and be near a Clock of a microcontroller

An ice cube maker stopped working with the symptom that the temperature cycles are getting shorter and shorter. I suspect that the microcontrollers clock is not working properly. I desoldered a part ...
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1answer
31 views

“LB” component reference designator

I'm doing a bit of reverse engineering on my Das Keyboard Model S Ultimate. I'm beginning to develop a pretty good understanding of the circuitry, but I am confused about one type of component on the ...
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0answers
56 views

Need help identifying a component

I'm doing a repair job on a hard drive logic board which has a blown component. I'm used to dealing with SATA drives where the TVS diodes have suffered damage and therefore taking them out of line / ...
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0answers
42 views

Aircom air connectors, what are they called?

Does anyone know what type of connector this is?
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0answers
42 views

How do I find the right replacement capacitors? [closed]

I am new to the world of small scale electronics, and am attempting to repair a small flat screen TV, more as a learning experience really, and if it works, awesome! After doing a little googling, I ...
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0answers
24 views

Type M AC Adapter Pins -Identification Help

Below is the picture from a Belkin Wemo wireless switch teardown for the side that plugs into the wall outlet. The complete teardown is here They have mounted the AC pluggable pins directly on the ...
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1answer
49 views

Identification Request: 10:4 pin cable

What are cables like this called? (Bonus: what are the parts called?)
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1answer
45 views

Identify this 2xNPN AC-coupled preamplifier circuit

My workmate has this nifty little EMI-detecting wand he built back in 2000. It senses EMI fields using an approx. 200 turn air-core coil, and converts them to audio signal. He uses it to detect e.g. ...
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2answers
56 views

What do you call a rotary switch that does not have a max turn degree?

Exactly like on the Logitech G35 or Logitech F540; not a rotary switch because those have notches and a physical limit. Instead of turning clockwise, or counter-clockwise, you rotate it 'up' or ...
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1answer
45 views

PCB Mount Push Button Identification Help

Can anyone help me identify the push button on this PCB board taken from a router? The button is circled in RED and is the one on the backside of the router, used to turn it on/off. I would like to ...
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3answers
143 views

What is that? chip identification

What is that? No HD-SDI signal. Black magic camera motherboard
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0answers
79 views

What is the type of this IC?

This is the internal structure of an IC. The only information that I have is the use to control the temperature of soldering iron via a triac. Pinout also is missed. Fist thought is the TL494 but ...
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1answer
119 views

What's the name for this connector?

Recently bought 3.7mAH li-ion batteries on ebay (it's labelled for use with RC toys, but I'm using it for DIY projects). Will need to buy the female adapter. Here are some pics: EDIT: Well then, ...
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1answer
106 views

Needing help with chip identification: Hard mode

I'm decently skilled with basic ic identification methods and lot number cross reference identification for the rebadged chips, but I've ran into a chip I just cannot identify. On the same board there ...
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1answer
53 views

What Diode have I here?

I am trying to figure what is with my broken power adapter (230V AC -> 12V + 5V DC at both 2A). After checking the fuse, now I extracted two heavily cooled diodes, which could be the cause. But I ...
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61 views

What is this component (copper package)?

I found the following items in a box of random discrete components. Each item has 3 leads all he same length with a machined copper package cylindrical in shape. They must be pretty valuable items ...
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1answer
80 views

What type of plug is this (looks like mini din 4 pin)

I'm holding a connector that looks just like a 4-pin mini din male plug, except that the plastic prong is in the wrong place and there is an extra metal strip, wide, thin and too short to be a pin, ...
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1answer
84 views

Identify flash IC by ID

I read flash device ID as following: Manufacturer: c8 Device: 4013 Is this enough information in order to uniquely identify the IC? Is there some web repository ...
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1answer
73 views

Identifying an IC named T072

I'm trying to identify an IC named T072. It's used in several places inside a Rega Brio-R audio amplifier and it seems to be in the audio path. I can see it in the audio input paths but also int the ...
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1answer
49 views

Deciphering the identifier for a diode

I need to replace a burned-out diode. It is marked P6KE16A 240K. What do these numbers mean? Is there any information encoded? (e.g. 16A, 240K-Ohm) Is this information sufficient for sourcing a ...
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2answers
46 views

finding a system behaviour [duplicate]

Why is step response so important? for finding properties of a system we use step response of a system why we don't use other basic signals such as impulse or ramp? thanks for your responses.
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1answer
115 views

Identify tiny white connector

I bought a nano ITX motherboard on ebay (a Smartyacoo DS-2019), to build a computer in a gingerbread cookie tin. In the corner of the board there is a tiny (and I do mean tiny, overall about 7mm wide, ...
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1answer
247 views

What could this scammy “magic whole-house electronic powersaving surge protector box” have actually done?

My parents had good intentions, I guess, but the company that sold them this bad boy probably didn't. After blowing a fuse at their place, I noticed this box hooked up to the breaker panel. It was ...
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1answer
124 views

What is this component marked DB?

What is this component marked with DB3? It is from an inductor from a tube light. I don't think it is a diode, as it has no bands. What is this? Note: Picture is from internet. I have an almost ...
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82 views

Looking for datasheet on 2 ST Micro ICs re: RFID

I have an RFID reader as a separate PCB (purchased from seeedstudio: item) of which I wish to incorporate the key ICs into my own PCB. Apart from a 16Mhz crystal and the necessary caps and resistors, ...
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2answers
115 views

Name that thing… Circular 4-pin female connector

I've been asked to wire in some Octopod LED lights driven by a Pixel Drive 30 controller, but I can't work out what the connectors are between the lights. I tried to contact the manufacturer but ...
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1answer
120 views

What type of connector is this?

Can anyone identify this connector type?
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0answers
118 views

Held me identify this connector [Image]

Today I found a circuit board in the trash, with a unknown, but interesting looking connector. I can't really think of a possible usage so I'm asking you: What is this connector called and what is it ...
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2answers
329 views

Need help for identifying components

I have bought a shocking gum which gives a small electric shock when you pull a side, like this one : http://img.weiku.com/waterpicture/2011/10/31/20/Shock_Chewing_Gum_634577515693532881_3.jpg I ...
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2answers
237 views

What is the name of the connector which hakko soldering irons have

I would like to build a soldering station for a Hakko 907 soldering iron, but i don't know the name of the connector what I'm going to need. Here is a link for the soldering iron that I have ...
7
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3answers
806 views

What is the name of this connector from a fan?

I am EE hobbyist and I often used recycled parts in my projects. I came across this connector to a Heat Sink Fan and would like to know the name of it. Thanks for the help.
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30 views

Could these IR2110 be counterfeits? [duplicate]

These IR2110's from ebay are almost 5 times cheaper than the real price at farnell/digikey/mouser. ...
7
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1answer
622 views

What's this component?

What is this component?(U6) Source
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2answers
424 views

Identifying two 6 pin SMD packages

I need some help identifying these 2 SMD parts. One says .3Ft and the other says .1Ft. They each have 6 pins. They are found ...
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1answer
86 views

Identifying an IC named ID2J

Recently I was working on a 5V switching power supply project and I found the best PCB for building it. But in the middle I got confused when I saw an IC with the letters ...
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1answer
98 views

Identifying a four-pin IC labelled EL 8+7 G8025

I want to know the purpose of a component named "EL 8+7 G8025" which was found inside a Nokia charger.