Mario Zechner on Nostr: So there is no Schottky, as it's not needed, and if the battery is connected without ...
So there is no Schottky, as it's not needed, and if the battery is connected without 5V from USB, the LDO regulator gets the full battery voltage minus some loss through the traces.
Fantastic! Because this design has a flaw.
Published at
2024-11-15 22:47:45Event JSON
{
"id": "7614a4002db53cf85dc9a5252020162d0ef0111abc3be24a08615231781f0929",
"pubkey": "be81b496ea025894275a88346ffbf7d217a8886f108185e401387647eff089b4",
"created_at": 1731710865,
"kind": 1,
"tags": [
[
"e",
"7f1ae053d6147e71db1b12e66c780cbca7e07c686038c8165ba5f2c687e75ad2",
"wss://relay.mostr.pub",
"reply"
],
[
"proxy",
"https://mastodon.gamedev.place/users/badlogic/statuses/113489403265866704",
"activitypub"
]
],
"content": "So there is no Schottky, as it's not needed, and if the battery is connected without 5V from USB, the LDO regulator gets the full battery voltage minus some loss through the traces.\n\nFantastic! Because this design has a flaw.",
"sig": "9de9478d5a3f4c9a869b8392833175e4320308bc4c6efe7763ab07fec3ba51030a197dd5c675e666b211e9c98bb5cd7c26eb0db5e07de2775ec1e6b3c8b8f4b8"
}
