power issue and board pictures Hi - res
problem : Not charging battery
Only 7-8v on battery measurement
Replace N-mosfet P0903BEA
N-Channel Enhancement Mode MOSFET 30V 9mΩ 48A
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| X453MA (X453MA ) Not charging battery https://vlab.su/viewtopic.php?f=40&t=78932 |
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| slawqo [ 03 авг 2018, 16:41 ] | |
| Заголовок сообщения: | X453MA (X453MA ) Not charging battery |
power issue and board pictures Hi - res problem : Not charging battery Only 7-8v on battery measurement Replace N-mosfet P0903BEA N-Channel Enhancement Mode MOSFET 30V 9mΩ 48A |
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| myth77 [ 03 авг 2018, 18:27 ] | |
| Заголовок сообщения: | Re: X453MA (X453MA ) Not charging battery |
What about mosfet PQ8803? Any shorts? if not maybe try replacing CHARGE MANAGE IC HPA02196RGRR (PU8800) |
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| slawqo [ 19 авг 2018, 11:54 ] | |
| Заголовок сообщения: | Re: X453MA (X453MA ) Not charging battery |
myth77 писал(а): What about mosfet PQ8803? Any shorts? if not maybe try replacing CHARGE MANAGE IC HPA02196RGRR (PU8800) that's solution not a question what I posted, but yes PQ8803 sometimes goes dead but for 30 boards only one was faulty ... so it is rare |
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