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M lab's user avatar
M lab's user avatar
M lab
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6 votes
3 answers
1k views

Why there is no shoot-through in CMOS logic gate?

5 votes
2 answers
1k views

Why don't we use Hall-effect current sensors in DC motor drivers and power supplies?

4 votes
1 answer
365 views

How to drive 7-segment LED display directly from MCU without current limiting resistor?

4 votes
5 answers
914 views

Electric stove place thermostat so far from heater [closed]

4 votes
5 answers
2k views

Why LED street lamp can parallel LED without damage?

4 votes
1 answer
4k views

How ESP32 auto upload issue has been fixed by adding capacitor?

2 votes
3 answers
384 views

How does input voltage ripple affect output voltage of linear regulator?

2 votes
3 answers
1k views

Can we or should we parallel H-bridge module for increse current?

2 votes
1 answer
184 views

Why does the LM2596 have 1.23V reference voltage instead of 1.235V?

2 votes
1 answer
263 views

How to find optimal resistant value to dissipate energy from RLC circuit?

1 vote
3 answers
682 views

Should we use flat ribbon wire cable for power?

1 vote
1 answer
129 views

Approach for programmable power supply that provide positive and negative voltage

1 vote
1 answer
47 views

Possibillity of reverse polarity of Aluminum Electrolytic Capacitor

1 vote
1 answer
774 views

How to charge bootstrap capacitor to achieve 100% duty cycle

1 vote
1 answer
138 views

Indutor and capacitor selection for DC-DC convertor

1 vote
0 answers
118 views

Why ATMEGA328P U-TH doesn't answer to USBasp but work fine with Arduino as ISP?

1 vote
2 answers
181 views

How DMX512 protocol da daisychain?

1 vote
1 answer
214 views

Electret microphone: convert sound to current or resistance?

1 vote
1 answer
4k views

Switching power supply repair

1 vote
1 answer
599 views

How this SMPSU start up and working on CC mode?

1 vote
5 answers
302 views

How to test circuit with AC mains voltage?

1 vote
1 answer
340 views

How to control cell balance FET with 5V logic?

0 votes
0 answers
204 views

Dimmig universal motor speed control IGBT or Triac?

0 votes
0 answers
110 views

Effect of PWM mode of DC to DC convertor

0 votes
4 answers
433 views

Why MOSFET switching load effect gate voltage?

0 votes
1 answer
511 views

Does an ATMEGA328P need a crystal oscillator while using ISP?

0 votes
2 answers
121 views

CNC USB keep randomly disconnect while plug Computor notebook to wall plug [closed]

0 votes
1 answer
2k views

What happen when we parallel or series ferrite bead?

0 votes
1 answer
220 views

Problem with GY-521 module with chip labeled "MPU-6050A"

0 votes
0 answers
58 views

How does this Raspberry Pi power circuit work? [duplicate]