Forum: BIOS & Schematic Requests!
01-24-2022, 03:30 AM
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Replies: 6
Views: 406
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Forum: BIOS & Schematic Requests!
01-24-2022, 03:30 AM
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Replies: 6
Views: 406
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Forum: General Electronics Technical Discussion
01-20-2022, 12:41 PM
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Replies: 4
Views: 604
Re: Thermal Cutoff/Fuse ID -Surge Protector
109C functioning: meaning that fuse will be blown up/disconnected after reaching 109C under minute or 30s or less.
103C holding: meaning the fuse would hold @103C 168Hours* without any load....
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Forum: General Electronics Technical Discussion
01-20-2022, 12:15 PM
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Replies: 9
Views: 572
Re: Inductor or resistor
Basically Coil are inductor because they have inductance value.
Your power supply design is very weird, it usually use with real coil not low powered inductance such as the picture, it blown...
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Forum: BIOS & Schematic Requests!
01-20-2022, 11:57 AM
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Replies: 6
Views: 406
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Forum: General Electronics Technical Discussion
01-03-2022, 12:31 PM
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Replies: 15
Views: 1,247
Re: Mosfets for P600W24V Smps
You dare to disrespect legend? :)))
Most chinese smps use surplus component, so let's say they have big surplus of E13009 in China, well they will use E13009 almost in every design of their power...
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Forum: General Electronics Technical Discussion
01-03-2022, 12:00 PM
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Replies: 4
Views: 971
Re: Milwaukee M12 M18 charger repair
Check output diode, Optocoupler and cap beside the transformer.
If the transistor blow up, could be several factor including Output diode shorted.
If snubber goes blow up, maybe the optocoupler...
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Forum: General Electronics Technical Discussion
01-03-2022, 11:43 AM
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Replies: 42
Views: 6,114
Re: Fluorescent desk lamp repair
2200pf/630V cap is for limiting current, it's pretty much weird because reminds me of some cheapo Driverless LED Lamp.
you can't change it to lower value because the cap would be hot enough...
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Forum: General Electronics Technical Discussion
01-03-2022, 11:25 AM
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Replies: 4
Views: 493
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Forum: General Electronics Technical Discussion
01-03-2022, 12:03 AM
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Replies: 21
Views: 1,681
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Forum: Announcements & Related News
01-02-2022, 10:13 PM
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Replies: 30,589
Views: 3,432,949
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