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Sherby's user avatar
Sherby's user avatar
Sherby
  • Member for 9 years, 1 month
  • Last seen more than 4 years ago
238 votes
37 answers
105k views

Good tools for drawing schematics

  • 13.3k
152 votes
4 answers
74k views

How can I efficiently drive an LED?

  • 55.7k
63 votes
8 answers
172k views

Why is high input impedance good?

  • 2,921
37 votes
2 answers
30k views

Selecting a MOSFET for driving load from logic

  • 7,384
33 votes
3 answers
16k views

How can I detect a power outage with a microcontroller?

  • 10.5k
32 votes
2 answers
26k views

What is saturation in an inductor

  • 9,956
24 votes
2 answers
72k views

How do I correct the offset voltage of op-amps which have no explicit offset-null pins?

  • 13.6k
23 votes
4 answers
22k views

When to use ground plane cutouts?

17 votes
6 answers
41k views

Inductors - what are they used for? [closed]

  • 3,411
15 votes
4 answers
3k views

How do I calculate the current in parallel branches?

13 votes
2 answers
11k views

Why doesn't shoot-through occur on totem-pole structure?

  • 13.6k
12 votes
3 answers
37k views

What does small signal analysis mean?

10 votes
4 answers
40k views

Usage of a transistor configured as diode

  • 109
9 votes
5 answers
101k views

How to get high current from 9 volt batteries

  • 101
7 votes
2 answers
15k views

Switching a current with an NPN transistor and a P-MOSFET

  • 4,832
6 votes
1 answer
1k views

Zero Cross Detection Circuit for line voltage [duplicate]

  • 1,887
6 votes
3 answers
12k views

5v Battery - smaller is better

  • 1,027
6 votes
1 answer
6k views

What is the purpose of R2 in this discrete voltage regulator circuit?

  • 5,463
5 votes
2 answers
1k views

Buck converter operation

  • 2,276
5 votes
3 answers
6k views

Working of a Comparator based Oscillator Circuit

  • 483
4 votes
5 answers
951 views

Reading PDF through FPGA

4 votes
4 answers
187 views

What is a cheap technology to allow multiple devices to know each other when close in proximity?

  • 1,143
4 votes
5 answers
4k views

Will this circuit for quiz buzzers work?

  • 175
4 votes
1 answer
1k views

Does this circuit regulate current?

4 votes
1 answer
34k views

Voltage, Ampere and and Ohm of a DC motor

  • 215
3 votes
3 answers
3k views

Being Above Resonance

3 votes
3 answers
5k views

RF transmitter circuit explanation

  • 1,925
3 votes
4 answers
39k views

What happens when you increase current to a DC motor?

  • 325
2 votes
1 answer
2k views

Options for a simple over-temperature cut-off?

  • 165
2 votes
2 answers
1k views

Microcontroller Protection

  • 237