The Electronics Inside

Documents Bluetooth Deeno-Saur Children's Toothbrush Teardown -- The Electronics Inside 66

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Author Author: tariq.ahmad
Date Created: 22 Nov 2022 6:14 PM Date Created
Last Updated Last Updated: 21 Dec 2022 8:24 AM
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Bluetooth Deeno-Saur Children's Toothbrush Teardown -- The Electronics Inside 66

A smart toothbrush, that's right, Bluetooth connected, inductive charging, nylon bristled toothbrush. How complicated can it be? Especially since it was not a high end product!

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astuder over 3 years ago

Q1-Q4 are most likely the H-bridge driving the vibration motor. The charging circuit is probably around U4, the 5-pin IC near the battery terminals.
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a531016 over 3 years ago in reply to astuder

Interesting idea - I'll put a multimeter on it and see what shakes loose!
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a531016 over 3 years ago in reply to astuder

Interesting idea - I'll put a multimeter on it and see what shakes loose!
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