User cm64

21 votes

6 answers

11k views

Why is a current signal preferred to a voltage signal for long analog transmission?

asked Apr 4, 2018 at 8:27

9 votes

2 answers

488 views

Is this single transistor interface good enough for this relay-control?

asked May 21, 2022 at 13:49

8 votes

11 answers

3k views

Easy and cheap way to sink more than 5 A from a power supply

asked Sep 26, 2022 at 11:58

7 votes

3 answers

696 views

Zener diode rating

asked Oct 16, 2022 at 16:26

6 votes

3 answers

3k views

Is there a practical method to verify whether the noise have CM component in this setup?

asked Oct 1, 2019 at 17:52

6 votes

2 answers

2k views

Getting different FFT results in LTspice comparing to MATLAB and Python

asked Apr 16, 2018 at 16:41

6 votes

1 answer

858 views

Is probe compensation of a scope only for 10X setting?

asked Dec 3, 2018 at 1:33

6 votes

4 answers

2k views

How to estimate LED lifetime?

asked Dec 20, 2023 at 2:00

5 votes

4 answers

3k views

What does a bar symbol in parallel with a single inductor indicate?

asked Jan 18, 2019 at 20:23

5 votes

4 answers

2k views

Questions about voltage drop at the transformer secondary and primary due to loading

asked Mar 14, 2019 at 10:30

5 votes

4 answers

1k views

Does a relay with a capacitive load still require a MOV?

asked Jul 6, 2022 at 8:45

5 votes

1 answer

271 views

What is meant by four-state address input?

asked Apr 24, 2023 at 12:59

4 votes

1 answer

473 views

Limiting cold-start current of an SMPS by an NTC

asked Jun 1, 2022 at 8:16

4 votes

2 answers

2k views

Why are there extra bytes in SPI transmission for this STM32 microcontroller?

asked Apr 5, 2022 at 9:26

4 votes

3 answers

4k views

Why are different RMS noise sources added in this way?

asked Sep 10, 2019 at 11:37

4 votes

1 answer

7k views

Why does LTspice XOR gate have more than two inputs?

asked Jun 12, 2019 at 11:36

4 votes

2 answers

231 views

What could be the reason SPICE is outputting very different CTR curve for this optocoupler?

asked Jul 3, 2019 at 13:27

4 votes

1 answer

785 views

Design for an SMPS post regulator filter circuit?

asked Feb 6, 2019 at 12:11

4 votes

3 answers

8k views

How to simulate the impedance for this LISN circuit in LTspice?

asked Dec 21, 2018 at 12:32

3 votes

2 answers

4k views

Confusion with "skip initial operating point solution" in LTspice

asked Dec 16, 2018 at 16:23

3 votes

2 answers

1k views

12V to 5V DC-DC converter is outputting 7.5V

asked Dec 5, 2018 at 15:34

3 votes

5 answers

1k views

What circuit can be used to match input to output voltage by using an opamp?

asked Sep 28, 2018 at 20:00

3 votes

0 answers

126 views

Remote relay control application with a MOSFET

asked Oct 23, 2018 at 19:07

3 votes

2 answers

1k views

How to simulate a simplified model of crosstalk effect in LTspice?

asked Oct 6, 2019 at 17:56

3 votes

1 answer

128 views

Using other boards than PCB for commercial electronics products

asked May 11, 2022 at 13:05

3 votes

2 answers

5k views

What to do to stop PWM after N pulses in STM32?

asked Jan 28, 2022 at 8:03

3 votes

2 answers

3k views

How to add some μs delay inside the for loop for this STM32 code?

asked Feb 16, 2022 at 18:05

3 votes

1 answer

856 views

Constant-current source circuit for a laser diode

asked Jan 26, 2023 at 20:46

2 votes

1 answer

62 views

Switch contact ratings

asked Apr 19, 2022 at 8:58

2 votes

1 answer

162 views

How to extract the switching noise component for this signal data?

asked Sep 25, 2019 at 9:16

Stack Exchange Network

168 Questions

Why is a current signal preferred to a voltage signal for long analog transmission?

Is this single transistor interface good enough for this relay-control?

Easy and cheap way to sink more than 5 A from a power supply

Zener diode rating

Is there a practical method to verify whether the noise have CM component in this setup?

Getting different FFT results in LTspice comparing to MATLAB and Python

Is probe compensation of a scope only for 10X setting?

How to estimate LED lifetime?

What does a bar symbol in parallel with a single inductor indicate?

Questions about voltage drop at the transformer secondary and primary due to loading

Does a relay with a capacitive load still require a MOV?

What is meant by four-state address input?

Limiting cold-start current of an SMPS by an NTC

Why are there extra bytes in SPI transmission for this STM32 microcontroller?

Why are different RMS noise sources added in this way?

Why does LTspice XOR gate have more than two inputs?

What could be the reason SPICE is outputting very different CTR curve for this optocoupler?

Design for an SMPS post regulator filter circuit?

How to simulate the impedance for this LISN circuit in LTspice?

Confusion with "skip initial operating point solution" in LTspice

12V to 5V DC-DC converter is outputting 7.5V

What circuit can be used to match input to output voltage by using an opamp?

Remote relay control application with a MOSFET

How to simulate a simplified model of crosstalk effect in LTspice?

Using other boards than PCB for commercial electronics products

What to do to stop PWM after N pulses in STM32?

How to add some μs delay inside the for loop for this STM32 code?

Constant-current source circuit for a laser diode

Switch contact ratings

How to extract the switching noise component for this signal data?