User Adam Lawrence

104 votes

Accepted

Why do we need an isolation transformer to connect an oscilloscope?

answered Jun 25, 2013 at 12:54

72 votes

In an NMOS, does current flow from source to drain or vice-versa?

answered Nov 11, 2012 at 13:07

36 votes

What would happen if I connect two different DC voltage sources in parallel?

answered Dec 19, 2011 at 20:06

32 votes

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How does this rectifier work?

answered Mar 25, 2011 at 12:58

28 votes

Is full wave rectifier better than half wave one?

answered Jan 17, 2012 at 13:24

24 votes

When is a MOSFET more appropriate as a switch than a BJT?

answered Apr 15, 2011 at 13:41

24 votes

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How do I identify Pin 1 on a chip with no corner mark

answered Nov 12, 2012 at 14:20

24 votes

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Why is my simple boost converter giving me such a high peak output voltage?

answered Sep 10, 2012 at 3:20

23 votes

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I2C: 3.3 V and 5 V devices without level-shifting on 3.3 V bus?

answered Jul 4, 2012 at 20:31

23 votes

Accepted

Why is a lower switching frequency more efficient?

answered Aug 17, 2012 at 16:29

21 votes

Do electrons actually flow when a voltage is applied?

answered Jun 16, 2013 at 15:47

20 votes

MOSFET as a Switch - When is it in Saturation?

answered Sep 1, 2011 at 16:09

20 votes

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Why were NES cartridges unreliable? Why did they take so much effort to get playing properly?

answered Sep 25, 2015 at 15:37

19 votes

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How does a fuse blow at its current rating, regardless of voltage?

answered Dec 15, 2012 at 16:04

18 votes

Can I replace all electrolytic capacitors with ceramic?

answered Oct 9, 2012 at 21:48

17 votes

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Dissipating 1W on a TO-220 without heatsink?

answered Jul 15, 2011 at 13:22

16 votes

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Do "solid polymer" capacitors really have a longer lifespan than electrolytic?

answered Jul 15, 2011 at 16:15

16 votes

How to find out if electrical outlet ground is working?

answered Sep 10, 2011 at 12:38

16 votes

What happens when a MOSFETs gate is left open?

answered Oct 25, 2012 at 17:04

16 votes

Accepted

Simple MOSFET switch question

answered Mar 25, 2013 at 17:49

16 votes

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Why is flyback air gap needed for energy storage?

answered Aug 2, 2013 at 19:01

16 votes

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Getting MSP430 USB Driver Signed By Microsoft

answered Dec 19, 2018 at 20:23

15 votes

Are more expensive parts worth it?

answered Jun 22, 2014 at 19:59

15 votes

Accepted

Why can't a power supply supply low current?

answered May 1, 2013 at 15:44

15 votes

Accepted

What Are Lock Bits?

answered Aug 19, 2011 at 16:53

15 votes

Interesting/Unusual/Old Electronics nomenclature

answered Dec 24, 2010 at 16:55

14 votes

Is there a correct resistance value for I2C pull-up resistors?

answered Oct 1, 2010 at 22:27

14 votes

Accepted

how to select capacitor values

answered May 2, 2013 at 2:29

14 votes

Accepted

Why does this schottky diode have three pins

answered Oct 13, 2015 at 12:43

13 votes

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Terminating a 50 Ohm source into 1M Ohm oscilloscope input

answered Mar 3, 2014 at 15:33

Stack Exchange Network

686 Answers

Why do we need an isolation transformer to connect an oscilloscope?

In an NMOS, does current flow from source to drain or vice-versa?

What would happen if I connect two different DC voltage sources in parallel?

How does this rectifier work?

Is full wave rectifier better than half wave one?

When is a MOSFET more appropriate as a switch than a BJT?

How do I identify Pin 1 on a chip with no corner mark

Why is my simple boost converter giving me such a high peak output voltage?

I2C: 3.3 V and 5 V devices without level-shifting on 3.3 V bus?

Why is a lower switching frequency more efficient?

Do electrons actually flow when a voltage is applied?

MOSFET as a Switch - When is it in Saturation?

Why were NES cartridges unreliable? Why did they take so much effort to get playing properly?

How does a fuse blow at its current rating, regardless of voltage?

Can I replace all electrolytic capacitors with ceramic?

Dissipating 1W on a TO-220 without heatsink?

Do "solid polymer" capacitors really have a longer lifespan than electrolytic?

How to find out if electrical outlet ground is working?

What happens when a MOSFETs gate is left open?

Simple MOSFET switch question

Why is flyback air gap needed for energy storage?

Getting MSP430 USB Driver Signed By Microsoft

Are more expensive parts worth it?

Why can't a power supply supply low current?

What Are Lock Bits?

Interesting/Unusual/Old Electronics nomenclature

Is there a correct resistance value for I2C pull-up resistors?

how to select capacitor values

Why does this schottky diode have three pins

Terminating a 50 Ohm source into 1M Ohm oscilloscope input