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trebroNdotnet (trebrondotnet@mastodon.social)'s status on Sunday, 22-Dec-2024 17:00:11 JST trebroNdotnet
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@codewiz I simulated the part of the schematics with falstad.com:
https://www.falstad.com/circuit/circuitjs.html?ctz=CQAgjCAMB0l3BWEAOM0CcAmSAWMA2SAdn3xLCQUhEuoQFMBaMMAKABMQBmL-cLEHj5gBmcADk8OZB269+Ynn0w5qYsJLDTWAJznDMyfQqiCikXcZXUlIQ0eo5zrAG7HeR211ynHN6HzUQdAIrADu7j629lCsAOZ2qtzIOImOXGJBrABKggQmQuCGvoJ0JTChubZgxbb4qUGlReUhrNjo4IR2CMJdXAhiDbDwuEQ0sAhcNciYXETmkPhgYzBwEDAQbADGdirdynv9g+BMYwgTU4az83BLK8Pr4Z1qPbupmK8WEQQ2A2-cfy+aWS70OgKemD2Hz40SSQK8+CM1hBsT0LDE0PANQBmXAIye6P2zyJQMJR2J5IsQA
If you remove D191, you rob U190 the voltage while the A3000 ist powered on.
What is D190 for? I have no idea...
If you want to disable the charging, I would suggest to just replace R192 with a blocking diode.
#amiga #electronics #a3000 #battery #charging

In conversation about a month ago from mastodon.social permalink