11 votes

What kind of tactile switch is this?

This is a familiar feature in DSLR shutter controls- partial press for focus and full press for shoot. Here is a lower profile switch from (major Japanese switch manufacturer) ALPS. They call it a &...
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5 votes

What kind of tactile switch is this?

The behavior is called "double action" by many manufacturers. A not uncommon feature. The size and packaging and specifics of the connections will vary by manufacturer and model and thats a ...
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  • 70.7k
3 votes

SMT Resistor Fails, but through-hole resistor of same value succeeds for op-amp band-pass filter

For capacitance to the ground plane to affect the operation of a 22 Ohm resistor at 100 kHz it would need to be in the tens of nanoFarads and that's way, way more than you'd ever get between tracks on ...
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  • 5,100
1 vote
Accepted

Can I replace a P labeled SMD fuse with a K labeled one?

A fuse doesn't trigger on power, but on current flowing through it. So, no, you can't.
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1 vote
Accepted

Help with identifying SMD ccomponents

According to the same website (https://embedeo.org/smd_codes/), the diode can be either UMA6N, FMA6A, BAS216, BAS316 or MMBD4148 ... but when looking at packages it looks like BAS216 from NXperia is ...
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1 vote

Help with identifying SMD ccomponents

The SOT23 package looks a lot like https://www.nxp.com/docs/en/data-sheet/PMBFJ308_309_310.pdf (see section "Marking Code)
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