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B0505S-1W DC-DC Insulation Power Module 5V Input 5V Output For RS232/485 20mHz
About this item
Working on a project with RS232 or RS485 that needs clean, isolated power?
This B0505S-1W DC-DC module takes 5V in and gives you 5V out, with isolation to keep things stable and noise-free.
It’s a tiny board, but it handles 1W and runs at 20mHz, perfect for communication interfaces or microcontroller setups.
Unbranded but reliable—new old stock, ready to solder into your circuit.
If you need that clean separation between power domains, this little guy’s got you covered.
USD$ 1.50 
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4 out of 5 stars
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