supremeOne

SM3257 write-protect USB flash drive

Overview

/*
Tested chip: SMI3257EN Q AA and PF479
VCCQ jumpers should work.
The SB jumper refers to the jumper of the IS918 main control board sold in the seafood market. I don’t know if it works.
There is a large blank space on the back of the board for stamping your favorite patterns.
*/

bfc690501094747326a0f7af5479141.jpg

BOM download

PCB_BGA100 & TSOP48 copy_2022-09-27.pdf

PCB_BGA100 & TSOP48 copy_2022-09-27.json

BGA100 & TSOP48 copy_2022-09-27.pcbdoc

Gerber_BGA100 & TSOP48 copy.zip

61098

electronic

Design Files

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Update:2025-06-20 03:12:04

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