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Search: Posts Made By: Alexbp
Forum: Troubleshooting Game Consoles & Other Weird Devices 04-23-2022, 07:26 AM
Replies: 7
Views: 687
Posted By Alexbp
Re: Scooter Xiaomi controller schematic need

I ordered exactly the same controller on AliExpress, replaced the motor control chip, everything works.
Forum: Troubleshooting Game Consoles & Other Weird Devices 04-17-2022, 02:09 AM
Replies: 7
Views: 687
Posted By Alexbp
Re: Scooter Xiaomi controller schematic need

none of the circuits fit this microcircuit, pin 1 has 36v on pin 6 GND
Forum: Troubleshooting Game Consoles & Other Weird Devices 04-17-2022, 01:07 AM
Replies: 7
Views: 687
Posted By Alexbp
Re: Scooter Xiaomi controller schematic need

I understand this is a chip from China that no one knows about, maybe someone had problems with this controller?
Forum: Troubleshooting Game Consoles & Other Weird Devices 04-05-2022, 07:11 AM
Replies: 7
Views: 687
Posted By Alexbp
Re: Scooter Xiaomi controller schematic need

Please help me identify this chip
Forum: Troubleshooting Game Consoles & Other Weird Devices 04-04-2022, 10:24 AM
Replies: 7
Views: 687
Posted By Alexbp
Re: Scooter Xiaomi controller schematic need

Water got on the board, the board only 36 volts from the battery, no other voltages, diodes and transistors are intact.
Forum: Troubleshooting Game Consoles & Other Weird Devices 04-04-2022, 09:59 AM
Replies: 7
Views: 687
Posted By Alexbp
Forum: Troubleshooting Power Supplies and Power Supply Design 01-08-2022, 02:47 PM
Replies: 14
Views: 816
Posted By Alexbp
Re: Whirlpool washing machine

I don't know how much, and I soldered a socket to make it easier to change later.
Forum: Troubleshooting Power Supplies and Power Supply Design 01-08-2022, 01:40 PM
Replies: 14
Views: 816
Posted By Alexbp
Re: Whirlpool washing machine

The board shows 9 MOm
thank you so much
Forum: Troubleshooting Power Supplies and Power Supply Design 01-08-2022, 12:59 PM
Replies: 14
Views: 816
Posted By Alexbp
Whirlpool washing machine L2158 control board

Whirlpool washing machine help determine the resistance r085
I will be very grateful
Forum: Troubleshooting Power Supplies and Power Supply Design 11-06-2021, 12:32 PM
Replies: 46
Views: 3,387
Posted By Alexbp
Re: I need a charger schematic YLT6722000

The battery is fully charged with no errors
Thank you all very much for your help
Forum: Troubleshooting Power Supplies and Power Supply Design 11-06-2021, 08:10 AM
Replies: 46
Views: 3,387
Posted By Alexbp
Re: I need a charger schematic YLT6722000

Checked all the resistors are ok, replaced the diode FR207 with FR104 150nsec (was available) charge 4 hours the battery 60v, diode temperature 42C MUR1060CT 58C
Forum: Troubleshooting Power Supplies and Power Supply Design 11-05-2021, 12:28 PM
Replies: 46
Views: 3,387
Posted By Alexbp
Re: I need a charger schematic YLT6722000

perhaps there is a better solution to this problem
Forum: Troubleshooting Power Supplies and Power Supply Design 11-05-2021, 12:17 PM
Replies: 46
Views: 3,387
Posted By Alexbp
Re: I need a charger schematic YLT6722000

If I understand correctly, it is necessary to change the scheme, but it would entail a lot of costs
Forum: Troubleshooting Power Supplies and Power Supply Design 11-05-2021, 12:06 PM
Replies: 46
Views: 3,387
Posted By Alexbp
Re: I need a charger schematic YLT6722000

I will try to replace it, I see no other way, although it is unlikely to do any good
Forum: Troubleshooting Power Supplies and Power Supply Design 11-05-2021, 12:02 PM
Replies: 46
Views: 3,387
Posted By Alexbp
Re: I need a charger schematic YLT6722000

ordered mur1060fct and fr307 order will arrive within the next week
Forum: Troubleshooting Power Supplies and Power Supply Design 11-05-2021, 11:45 AM
Replies: 46
Views: 3,387
Posted By Alexbp
Re: I need a charger schematic YLT6722000

I understand that, but why does the FR207 burn out?
Forum: Troubleshooting Power Supplies and Power Supply Design 11-05-2021, 10:56 AM
Replies: 46
Views: 3,387
Posted By Alexbp
Re: I need a charger schematic YLT6722000

how it is possible, the developers should know about it
Forum: Troubleshooting Power Supplies and Power Supply Design 11-05-2021, 10:52 AM
Replies: 46
Views: 3,387
Posted By Alexbp
Re: I need a charger schematic YLT6722000

it turns out if the battery is completely dead this charger is very weak
Forum: Troubleshooting Power Supplies and Power Supply Design 11-05-2021, 10:47 AM
Replies: 46
Views: 3,387
Posted By Alexbp
Re: I need a charger schematic YLT6722000

This is understandable, but the current consumption is 2.10A
Forum: Troubleshooting Power Supplies and Power Supply Design 11-05-2021, 09:38 AM
Replies: 46
Views: 3,387
Posted By Alexbp
Forum: Troubleshooting Power Supplies and Power Supply Design 11-05-2021, 09:19 AM
Replies: 46
Views: 3,387
Posted By Alexbp
Re: I need a charger schematic YLT6722000

after 2 months a 49v battery connected to a 2.3v motorcycle
Forum: Troubleshooting Power Supplies and Power Supply Design 11-05-2021, 09:12 AM
Replies: 46
Views: 3,387
Posted By Alexbp
Re: I need a charger schematic YLT6722000

Before that, everything was fine for a year and a half.
Forum: Troubleshooting Power Supplies and Power Supply Design 11-05-2021, 09:07 AM
Replies: 46
Views: 3,387
Posted By Alexbp
Re: I need a charger schematic YLT6722000

before repairing the battery 49v after 5 minutes of charging 54v means that the battery is charging, now 54v
Forum: Troubleshooting Power Supplies and Power Supply Design 11-05-2021, 08:22 AM
Replies: 46
Views: 3,387
Posted By Alexbp
Re: I need a charger schematic YLT6722000

Before it happened, the battery was connected to the bike and had not been moved for 2 months.
Forum: Troubleshooting Power Supplies and Power Supply Design 11-05-2021, 08:18 AM
Replies: 46
Views: 3,387
Posted By Alexbp
Re: I need a charger schematic YLT6722000

without load all cold voltage at the output 67.4v, when you connect the battery is strongly heated FR207, the output is 54v
Showing results 1 to 25 of 41

 
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