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18 votes

Trying to determine what this small glass-enclosed item is

It's a gas discharge tube. Used for e.g. lightning surge protection. They are sealed tubes of noble gas which are designed become conductive when a high voltage spike occurs. The GDT then provides a ...
Tom Carpenter's user avatar
14 votes
Accepted

What is this component - 8 legged inductor?

It's not an inductor. It's a transformer for a DC/DC converter, made by Epcos which is now a part of TDK. Likely a custom order product for this specific product so likely no public data sheet ...
Justme's user avatar
  • 159k
11 votes

Need help identifying component with 'T4 G4' markings

It's likely a Diodes Inc. BAV16W or 1N4148W fast switching diode in a SOD123 package. The following marking information is shown in the datasheet. The horizontal T4...
Tom Carpenter's user avatar
9 votes

Trying to determine what this small glass-enclosed item is

Context from the surrounding circuit is worth looking at: CN1 (fused, 'L') and CN2 ('H') are single-phase connections to the line filter (yellow 'X' type capacitors, common-mode chokes) and remaining ...
Tim Williams's user avatar
  • 39.9k
8 votes

Trying to determine what this small glass-enclosed item is

It's a gas discharge tube arrester for circuit protection against surge voltages. Image credit: DigiKey / Mitsubishi Here's another, from a Mitsubishi TV board, that is closer in looks to the item in ...
vu2nan's user avatar
  • 18.9k
7 votes
Accepted

Part name of this IC - Analog Devices, 8-pin, "S 6B" A 06" "C 42"

Marking "S6B" : ADG721BRM Marking "A06" : AD8629ARMZ Marking "C42" : AD7787BRMZ pictures from LCSC:
vivier's user avatar
  • 1,148
5 votes
Accepted

Chip identification, SOP-4, "HPTD"

It's an Isocom Components ISP281D optocoupler. (Source: lcsc.com)
nanash1's user avatar
  • 5,947
5 votes
Accepted

Chip Identification - "+A0V" & "LBSS"

The one marked AOV is an Analog Devices/Maxim MAX7375AXR105 oscillator. (Source: lcsc.com) The one marked LBSS is an Analog ...
nanash1's user avatar
  • 5,947
4 votes
Accepted

Chip Identification - TVS diodes

The first and the third diodes are Littelfuse parts, as can be seen by the spooning L and F-logo. (source: https://m.littelfuse.com/~/media/electronics/datasheets/tvs_diodes/...
MrGerber's user avatar
  • 1,423
4 votes
Accepted

Part name of this IC - "LLA#537"

Without knowing any more than what is in the post, like dimensions and surrounding circuitry; It's likely to be an Analog Devices ADP3334ACPZ, High Accuracy, Low IQ, anyCAP® Adjustable Low Dropout ...
MrGerber's user avatar
  • 1,423
4 votes

Identify Zener Diode with label of SF on an Antminer S21 hashboard

How does one go about identifying Use google search: SOD-123 "SF" marking Use one of the many marking code search sites like Hotenda.com smd.yooneed.one ...
nanash1's user avatar
  • 5,947
4 votes
Accepted

Trying to identify this chip and possibly its functionality?

That is a TPS737 linear low drop out (LDO) regulator. LINK to Datasheet Here is a LINK to one at Digi-Key with the lowest minimum output.
evildemonic's user avatar
  • 9,474
4 votes

What are the footprint dimensions for a GX-16 8-pin ("aviation") connector?

The connector is intended to have wires soldered to it. It is not intended for soldering those pins directly to PCB. Therefore, as it is not a PCB-mountable connector, it has no defined PCB land ...
Justme's user avatar
  • 159k
3 votes
Accepted

Identify SMD voltage regulator with top marking: BDCM

The markings match with an ETA Solutions ETA6020S2G-T which is a load switch and not a regulator. The markings with the underscore under the last character also points towards ETA Solutions. See the ...
nanash1's user avatar
  • 5,947
3 votes
Accepted

Help identifying hollow spring / inverted header sockets

Digikey sells them: https://www.digikey.com/short/wnjj5m37 Their Digikey catalog section for this is: Connectors, Interconnects -> Terminals -> PC Pin Receptacles, Socket Connectors Mill-Max is ...
Davide Andrea's user avatar
3 votes

Please identify these SMD's

The first part, IC1 is TLV62130 from Texas Instruments. A DC-DC step-down converter in a 3x3mm QFN16 package. From the datasheet, device marking is VUNI The ...
Tom Carpenter's user avatar
3 votes
Accepted

Trying to identify a vintage (1992) diode

The answer then for a marking "ZY 22" of ITT brand is: ZY22 zener diode from ITT example of a neighbour designation (ZY68) seen on ebay : (ZY seems to be the name of zener diode series)
vivier's user avatar
  • 1,148
3 votes

What are the footprint dimensions for a GX-16 8-pin ("aviation") connector?

As I commented above, you can build an approximate footprint when you have the female connector, and a flatbet scanner, and a ruler or scale/graph paper with known-dimension markings. Scan, find ...
Marcus Müller's user avatar
2 votes
Accepted

SOIC 8 pin Identification

From en.unisonic.com.tw/uploadfiles/836/part_no_pdf/BA6208.pdf, found by searching for '208' under: en.unisonic.com.tw/searching.htm, this appears to be a BA6208, REVERSIBLE MOTOR DRIVER. Description: ...
Chris Knudsen's user avatar
2 votes

Identification for L313 marking, 5 pins

I think its a TI TLV2731 as it matches the pin connections and part marking.
Cillantro's user avatar
  • 129
2 votes
Accepted

Unknown SMD Component LP 27 L#

should be a P6SMB27A diode in SMB package from FAGOR No picture found but the following diagram shows the typical marking: The logo of FAGOR is visible when zooming in your picture (not a # but a F)....
vivier's user avatar
  • 1,148
2 votes
Accepted

What is this component? (datasheet)

It's a a Jieli (杰理芯片) Bluetooth MCU, probably a AC6965E. I think it's a AC6965E, because the marking characters after the dash seem to match with the last characters of the product number on Jieli ...
nanash1's user avatar
  • 5,947
2 votes

Please help to identify this component marked JC 5H on a Rockwell Automation power supply

Could be U1JC44 from TOSHIBA Picture from ruten
vivier's user avatar
  • 1,148
2 votes
Accepted

Identify SOT23-6 smd marking code 169 324

It's a Shanghai Belling (上海贝岭) BL1551B SPDT analog switch. The package is SC70-6, not SOT23-6. That's why dimensions are important for identification questions. (Source: lcsc.com)
nanash1's user avatar
  • 5,947
2 votes
Accepted

Part name of this IC - "5CTI PSZQ"

The IC with "PFKI" label is TPS60400DBVR 60mA charge pump voltage inverter in SOT23-5 packaging. The IC with "TI MAP" label is LM2903DGKR dual differential comparator in VSSOP8 ...
kaosad's user avatar
  • 1,226
2 votes

Part name of this IC - "5CTI PSZQ"

It's a Texas Instruments TPS7A3001DG negative voltage regulator. (Source: lcsc.com)
nanash1's user avatar
  • 5,947
2 votes

Does anyone know what the symbol or footprint is supposed to look like for this toggle switch?

I can't find the symbol or footprint for this particular toggle switch The component in your question is not a PCB-mount switch so a footprint is kinda meaningless. From the switch's pins you can run ...
Rohat Kılıç's user avatar
2 votes

Does anyone know what the symbol or footprint is supposed to look like for this toggle switch?

This toggle switch is labeled "panel mount" which means it's made for direct wiring. What you want is a "through hole" or "surface mount" type not a "panel mount&...
kruemi's user avatar
  • 3,539
2 votes

Does anyone know what the symbol or footprint is supposed to look like for this toggle switch?

Footprint The switch you linked is not really meant to be mounted to a circuit board - it's got a panel mount thread, and solder lug terminals, that implies it's meant for soldering wires to the legs. ...
MrGerber's user avatar
  • 1,423
2 votes

What are the footprint dimensions for a GX-16 8-pin ("aviation") connector?

Thanks to @MarcusMüller for the scanning idea. Read the other answers, too, they have good points about potential mechanical issues. The results below agree with caliper measurements. I've seen ...
KJ7LNW's user avatar
  • 2,190

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