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neverMind9
  • Member for 4 years, 7 months
  • Last seen more than 3 years ago
21 votes
6 answers
40k views

Does water actually damage or only temporarily disable electronics until drying out?

17 votes
4 answers
5k views

Is temperature the only battery charging speed limitation?

6 votes
2 answers
2k views

Flash storage: Limited read cycles?

3 votes
4 answers
753 views

Car battery (lead acid) discharges much, much faster than it charges?

1 vote
2 answers
198 views

Relation between terminal voltage and charging speed in Lithium-Ion batteries?

1 vote
3 answers
747 views

How to add 0.2V per Ampère that device draws? (Voltage drop compensation)

1 vote
1 answer
146 views

How come PC/laptop power suppliers have much higher wattages per physical size than laboratory switching power suppliers?

1 vote
1 answer
105 views

What happens when the AC frequency of the primary side of a linear power supply is too high?

1 vote
2 answers
134 views

USB NiMH charger keeps drawing same power forever?

1 vote
2 answers
195 views

Is fast charging a Lithium-Ion battery from 0% to 30% better or worse for the battery health than fast charging at 30% to 70%?

1 vote
0 answers
89 views

Why are 65W and 90W common amongst laptop power supplies?

1 vote
1 answer
47 views

Some battery-operated devices switch off when plugging in powerless cable or during insertion?

1 vote
1 answer
53 views

Powerbanks with multiple ports rated at different Amperage: technical difference?

1 vote
1 answer
794 views

Fast charging 2.0: 7V×2.5A, 9V×2A or 12V×1.5A?

0 votes
1 answer
28 views

Connecting power cable to device without enabled power supply = battery low?

0 votes
0 answers
45 views

Batteries have spare capacity when unused for minutes after running out? [duplicate]

0 votes
2 answers
27 views

Manually control smartphone power current drawing during charge?

0 votes
1 answer
115 views

Fast charging ports under the hood - technical details behind the standards? [closed]

0 votes
2 answers
553 views

NAND flash retention using USB charger?

0 votes
2 answers
425 views

USB charger limits: 9 V, 1.7 A but only 5 V, 2 A? Not exactly anti-proportional

0 votes
0 answers
46 views

Flash storage: How do I know the remaining writing cycles without relying on SMART?

0 votes
1 answer
118 views

PMR446 interferes with small electronics?

0 votes
2 answers
385 views

Voltage drop if power draw is too quick: Does it happen naturally or regulated?

0 votes
1 answer
95 views

Do full charges and deep discharges wear the battery because of terminal voltage?

0 votes
1 answer
383 views

How to measure internal battery pressure?

0 votes
1 answer
73 views

Does charging near maximum C rate have the same effect as high battery levels?

0 votes
0 answers
2k views

AMOLED display vs. LCD display: Power consumption when displaying white only?

0 votes
2 answers
118 views

Batteries have a constant charging speed from 0%→70% instead of being any faster at 0%?

0 votes
2 answers
138 views

Two 5V2A powerbanks draw different current under same conditions?

0 votes
1 answer
77 views

Which current can a multimeter measure for an indefinite duration?