Skip to main content
Electrical Engineering

Questions tagged [identification]

Ask Question

Identify chips, connectors, cables, and other components from markings, photographs, and descriptions of the surrounding circuitry or equipment.

3,373 questions
Newest Active Bountied Unanswered
1 vote
0 answers
42 views

I have an industrial PSU, with blown high side current monitors that I want to identify. Searching for the marking code leads to nothing. I believe the pinout is: IN- GND/0V REF (Clamped with diode) ...
J D's user avatar
  • 11
1 vote
2 answers
52 views

I have a broken amplifier board, I need to repair. It seems that a part released magic smoke. The part is about 1.6 x 1.6 mm - so I it should be SOT666 package. It is marked "K5V" or "...
KarlKarlsom's user avatar
  • 2,062
9 votes
1 answer
919 views

This is on a temperature control PC. Some knucklehead apparently plugged the wrong transformer into the device.
Gerald Lagos's user avatar
  • 93
4 votes
1 answer
184 views

Trying to fix an old blow dryer that is sentimental to my wife and I'm having trouble identifying it. It's made by Arcolectric, has On-Off-On configuration thinking it's a DPDT switch. On High ...
Kendal's user avatar
  • 49
2 votes
2 answers
295 views

I am trying to identify the diode in the image. I am trying to see if this is a generic equivalent to the 1SS86. It has a black band indicating the cathode and a blue band underneath. I can't find ...
Qubit's user avatar
  • 203
-2 votes
2 answers
72 views

I’m developing a test fixture for automotive modules. This part is on a circuit board inside a 2012 Mercedes R350 Electronic Ignition Switch.
James Whitaker's user avatar
  • 9
-1 votes
1 answer
58 views

I bought an HP Victus 15 fb with a short circuit, which I was able to fix, but the repair shop where it had been taken previously removed the Buck power supply and the 3 and 5 volt linear regulator, ...
klamity online's user avatar
  • 3
6 votes
2 answers
1k views

The IC shown below (my photo) was sourced from a large, reputable vendor in the UK. It works perfectly as far as I can tell, but I'm puzzled by the markings. The part that was purchased was a ...
user9819647's user avatar
  • 97
0 votes
1 answer
63 views

I’m working on a university electronics project involving a PlayStation 2 (PS2) controller PCB. The main IC on the board is marked: SD758A This appears to be the primary microcontroller/encoder ...
tayyab's user avatar
  • 3
-1 votes
2 answers
83 views

Can anyone help with the specification or equivalent for the following Schottky Diode: PJ8396DZR
Jos's user avatar
  • 1
1 vote
0 answers
109 views

This sensor is from a toothed wheel used for RPM acquisition. The sensor device has GND, Vin, Signal 1 and Signal 2. Signal 2 is offset about 90° from Signal 1 and is inverted. The output seems to ...
HERLICSON's user avatar
  • 11
0 votes
0 answers
89 views

I am trying to identify a component on a faulty RC crawler car. It has a marking 'RF3021B', in a SOP16 package, with pin 12 connected to vcc = 3.3 volts from the SOT23 IC beneath it and GND connected ...
Bavly's user avatar
  • 479
0 votes
1 answer
72 views

I'm looking for a part number of an IC on a Asus Z97-A motherboard. Silkscreen marking is PU1. Marking on the device package looks like "29 18 L26" (checked under microscope, difficult to ...
simon's user avatar
  • 163
1 vote
1 answer
66 views

I'm trying to identify a QFN-16 component with the following marking: 4H2 #FX This one is soldered close to the video input of a tactile monitor.
fabbrice's user avatar
  • 197
1 vote
2 answers
194 views

What is the part below and where can I find a replacement? It’s from a bathroom cabinet and linked to an infrared switch.
Richard G's user avatar
  • 13

15 30 50 per page
1
2 3 4 5
…
225