# remove the jumper connection from VCC_PP1 to +5V: we need +12v power supply for push-pull outputs. R309, # remove +5V pull-ups from SPI1, because we use it with +3.3v accelerometer R103, R105, # remove jumper resistor connecting BOOT1 with A22 input line, because we use STM32F4 R131, # STM32 U105,"STM32F427ZGT6","LQFP144","C117816" # Alpha2Ch: We don't use SENS1-SENS4 and AUX1-AUX4, so we don't need these OpAmps U102, U109, #Alpha2Ch: We don't use VREF1 & VREF2, so we don't need these resistors R212, R213, # DC-DC Inductor L421,"MWSA0503S-100MT","MWSA0503","C408412" L420,"LBC3225T2R2MR","L1210","C223413" # LMR14020->LMR14030 (more power, no problem) U420,"LMR14030","SOP8","C182078" #fuses F410,"nSMD050-24V","SMD1206","C70076" F300,"nSMD050-24V","SMD1206","C70076" #power distribution U103,"AP2331W-7","SOT-23","C460346" U480,"AP2331W-7","SOT-23","C460346" # JLC-BOM stock shortages... U420,"LMR14020SDDAR","SOP8","C187824" S1,"TS-1088R-02026","SMD-2_2.9x3.9x1.7","C455280" S2,"TS-1088R-02026","SMD-2_2.9x3.9x1.7","C455280" F5,"0437005.WR","PAD-1206-PAD","C553924" L420,"NLV32T-2R2J-PF","L1210","C89016" R4,"4D03WGF1001T5E","R0603-4","C425239" # no TLS115 U1,"TLS115","PG-DSO-8-43","" # no Cortex 5x2 header J2,"Cortex_Debug","PinHeader_2x05_P1.27mm_Vertical_SMD","" # no MAP sensor U3,"MPXH6400A","MPXH6400A-SSOP8","" # smart MOSFETs Q6,"VND14NV04TR-E","DPAK","C2649436" Q7,"VND14NV04TR-E","DPAK","C2649436" Q8,"VND14NV04TR-E","DPAK","C2649436" Q9,"VND14NV04TR-E","DPAK","C2649436" # analog switches for VR-discrete "U755, U756","WAS3157B-6","SOT-363","C213161" #include hellen-one/board_id/generated/board_id_alpha2ch-d.csv