OCuLink Riser for the Supermicro AIOM Slot - design/bom.csv

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John Lauer The finished riser: KiCad project, Gerbers/BOM/CPL, design record, renders and analysis 09d929e 7d ago
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ref,value,function,mpn,manufacturer,package,source,vendor_pn,stock_checked_2026-10-12,note
J1,OCP_NIC3_SFF_4C+,"OCP NIC 3.0 SFF 4C+ card edge (PCB feature, no part)",no part,PCB feature,OCP_NIC3_SFF_4CPlus_CardEdge,PCB,,n/a,"copper feature of the board, not a purchased part"
J2,G14A42111C12HR,"OCuLink 4i port 0: PCIe lanes 0-3, REFCLK0, PERST0#",G14A42111C12HR,Amphenol Commercial Products,Amphenol_G14A42111C12HR_OCuLink_4X_RA,Mouser,523-G14A42111C12HR,2241 (lead 49 Days),
J3,G14A42111C12HR,"OCuLink 4i port 1: PCIe lanes 4-7, REFCLK1, PERST1#",G14A42111C12HR,Amphenol Commercial Products,Amphenol_G14A42111C12HR_OCuLink_4X_RA,Mouser,523-G14A42111C12HR,2241 (lead 49 Days),
J4,G14A42111C12HR,"OCuLink 4i port 2: PCIe lanes 8-11, REFCLK2, PERST2#",G14A42111C12HR,Amphenol Commercial Products,Amphenol_G14A42111C12HR_OCuLink_4X_RA,Mouser,523-G14A42111C12HR,2241 (lead 49 Days),
J5,G14A42111C12HR,"OCuLink 4i port 3: PCIe lanes 12-15, REFCLK3, PERST3#",G14A42111C12HR,Amphenol Commercial Products,Amphenol_G14A42111C12HR_OCuLink_4X_RA,Mouser,523-G14A42111C12HR,2241 (lead 49 Days),
U1,SN74LV165APWR,"OCP scan chain SCAN_DATA_IN shift register 0 (OCP 4.5.6, Table 40)",SN74LV165APWRE4,Texas Instruments,TSSOP-16_4.4x5mm_P0.65mm,Mouser,595-SN74LV165APWRE4,1876 (lead 0 Days),
R3,1k,SCAN_CLK pull-up to +3.3V_EDGE (OCP 4.5.6.1: 1 k on the NIC),RC0402FR-071KL,YAGEO,R_0402_1005Metric,Mouser,603-RC0402FR-071KL,3412068 (lead 98 Days),
R4,10k,SCAN_LD# pull-up 10 k (OCP 4.5.6.4),RC0402FR-0710KL,YAGEO,R_0402_1005Metric,Mouser,603-RC0402FR-0710KL,16112292 (lead 98 Days),
R5,10k,SCAN_DATA_OUT pull-down 10 k (OCP 4.5.6.2),RC0402FR-0710KL,YAGEO,R_0402_1005Metric,Mouser,603-RC0402FR-0710KL,16112292 (lead 98 Days),
R6,1k,SER of the last shift register pulled up 1 k (OCP 4.5.6.5),RC0402FR-071KL,YAGEO,R_0402_1005Metric,Mouser,603-RC0402FR-071KL,3412068 (lead 98 Days),
R7,100k,weak pull-up on WAKE0# so scan bit 0.4 never floats (baseboard has 10 k),RC0402FR-07100KL,YAGEO,R_0402_1005Metric,Mouser,603-RC0402FR-07100KL,5577328 (lead 98 Days),
R1,100,"PRSNTA0# to PRSNTB2# strap, series 0-200 ohm (OCP 4.5.2.2)",RC0402FR-07100RL,YAGEO,R_0402_1005Metric,Mouser,603-RC0402FR-07100RL,7204574 (lead 98 Days),
R2,100,"PRSNTA0# to PRSNTB3# strap, series 0-200 ohm (OCP 4.5.2.2)",RC0402FR-07100RL,YAGEO,R_0402_1005Metric,Mouser,603-RC0402FR-07100RL,7204574 (lead 98 Days),
U2,BR24H64FJ-5ACE2,"FRU EEPROM 64 Kbit, double-byte addressing, address 0xA0 + SLOT_ID (OCP 5.10)",BR24H64FJ-5ACE2,ROHM Semiconductor,SOIC-8_3.9x4.9mm_P1.27mm,Mouser,755-BR24H64FJ-5ACE2,4778 (lead 98 Days),
R8,10k,FRU write protect pull-up: protected unless JP1 is bridged (OCP 5.10.2),RC0402FR-0710KL,YAGEO,R_0402_1005Metric,Mouser,603-RC0402FR-0710KL,16112292 (lead 98 Days),
JP1,FRU_WRITE,Bridge to allow writing the FRU EEPROM,no part,PCB feature,SolderJumper-2_P1.3mm_Open_RoundedPad1.0x1.5mm,PCB,,n/a,"copper feature of the board, not a purchased part"
U3,TPS3808G33,"NIC_PWR_GOOD: +3.3V_EDGE within tolerance AND AUX_PWR_EN high; 20 ms delay with CT open (OCP 4.5.7.6, TAPL 50 ms)",TPS3808G33DBVTG4,Texas Instruments,SOT-23-6,Mouser,595-TPS3808G33DBVTG4,89 (lead 0 Days),thin stock (89 at Mouser); same die as TPS3808G33DBVR
R9,10k,NIC_PWR_GOOD open-drain pull-up,RC0402FR-0710KL,YAGEO,R_0402_1005Metric,Mouser,603-RC0402FR-0710KL,16112292 (lead 98 Days),
U4,SN74LVC125APWR,PERST0..3# buffers to the OCuLink ports; Ioff keeps the outputs off when the slot is unpowered,SN74LVC125APWR,Texas Instruments,TSSOP-14_4.4x5mm_P0.65mm,Mouser,595-SN74LVC125APWR,34434 (lead 140 Days),
R11,33,PERST0# series termination at the buffer,RC0402FR-0733RL,YAGEO,R_0402_1005Metric,Mouser,603-RC0402FR-0733RL,1223078 (lead 98 Days),
R15,100k,port 0 PERST# held asserted while the slot is unpowered,RC0402FR-07100KL,YAGEO,R_0402_1005Metric,Mouser,603-RC0402FR-07100KL,5577328 (lead 98 Days),
R12,33,PERST1# series termination at the buffer,RC0402FR-0733RL,YAGEO,R_0402_1005Metric,Mouser,603-RC0402FR-0733RL,1223078 (lead 98 Days),
R16,100k,port 1 PERST# held asserted while the slot is unpowered,RC0402FR-07100KL,YAGEO,R_0402_1005Metric,Mouser,603-RC0402FR-07100KL,5577328 (lead 98 Days),
R13,33,PERST2# series termination at the buffer,RC0402FR-0733RL,YAGEO,R_0402_1005Metric,Mouser,603-RC0402FR-0733RL,1223078 (lead 98 Days),
R17,100k,port 2 PERST# held asserted while the slot is unpowered,RC0402FR-07100KL,YAGEO,R_0402_1005Metric,Mouser,603-RC0402FR-07100KL,5577328 (lead 98 Days),
R14,33,PERST3# series termination at the buffer,RC0402FR-0733RL,YAGEO,R_0402_1005Metric,Mouser,603-RC0402FR-0733RL,1223078 (lead 98 Days),
R18,100k,port 3 PERST# held asserted while the slot is unpowered,RC0402FR-07100KL,YAGEO,R_0402_1005Metric,Mouser,603-RC0402FR-07100KL,5577328 (lead 98 Days),
U5,TPD4E05U06,ESD clamps on port 0 PERST# and CPRSNT#,TPD4E05U06QDQARQ1,Texas Instruments,USON-10_2.5x1.0mm_P0.5mm,Mouser,595-PD4E05U06QDQARQ1,57222 (lead 84 Days),
U6,TPD4E05U06,ESD clamps on port 1 PERST# and CPRSNT#,TPD4E05U06QDQARQ1,Texas Instruments,USON-10_2.5x1.0mm_P0.5mm,Mouser,595-PD4E05U06QDQARQ1,57222 (lead 84 Days),
U7,TPD4E05U06,ESD clamps on port 2 PERST# and CPRSNT#,TPD4E05U06QDQARQ1,Texas Instruments,USON-10_2.5x1.0mm_P0.5mm,Mouser,595-PD4E05U06QDQARQ1,57222 (lead 84 Days),
U8,TPD4E05U06,ESD clamps on port 3 PERST# and CPRSNT#,TPD4E05U06QDQARQ1,Texas Instruments,USON-10_2.5x1.0mm_P0.5mm,Mouser,595-PD4E05U06QDQARQ1,57222 (lead 84 Days),
D1,GREEN,+3.3V_EDGE present (slot aux power),IN-S63BTG,Inolux,LED_0603_1608Metric,Mouser,743-IN-S63BTG,11030 (lead 35 Days),
R23,1k,"D1 current, (3.3-2.0)/1k = 1.3 mA",RC0402FR-071KL,YAGEO,R_0402_1005Metric,Mouser,603-RC0402FR-071KL,3412068 (lead 98 Days),
D2,GREEN,+12V_EDGE present (slot main power),IN-S63BTG,Inolux,LED_0603_1608Metric,Mouser,743-IN-S63BTG,11030 (lead 35 Days),
R24,4.7k,"D2 current, (12-2.0)/4.7k = 2.1 mA, 21 mW",RC0402FR-074K7L,YAGEO,R_0402_1005Metric,Mouser,603-RC0402FR-074K7L,5935374 (lead 98 Days),
C1,100n,U1 decoupling,CL05B104KO5NNNC,Samsung Electro-Mechanics,C_0402_1005Metric,Mouser,187-CL05B104KO5NNNC,793 (lead 364 Days),Adom value-group 100n-0402; enough for a small build
C2,100n,U2 decoupling,CL05B104KO5NNNC,Samsung Electro-Mechanics,C_0402_1005Metric,Mouser,187-CL05B104KO5NNNC,793 (lead 364 Days),Adom value-group 100n-0402; enough for a small build
C3,100n,U3 decoupling,CL05B104KO5NNNC,Samsung Electro-Mechanics,C_0402_1005Metric,Mouser,187-CL05B104KO5NNNC,793 (lead 364 Days),Adom value-group 100n-0402; enough for a small build
C4,100n,U4 decoupling,CL05B104KO5NNNC,Samsung Electro-Mechanics,C_0402_1005Metric,Mouser,187-CL05B104KO5NNNC,793 (lead 364 Days),Adom value-group 100n-0402; enough for a small build
C5,10u,+3.3V_EDGE bulk,CL10A106KQ8NNNC,Samsung Electro-Mechanics,C_0603_1608Metric,Mouser,187-CL10A106KQ8NNNC,7671 (lead 364 Days),6.3 V X5R on the 3.3 V rail
TP1,+3V3,test/programming pad +3V3,no part,PCB feature,TestPoint_Pad_D1.0mm,PCB,,n/a,"copper feature of the board, not a purchased part"
TP2,GND,test/programming pad GND,no part,PCB feature,TestPoint_Pad_D1.0mm,PCB,,n/a,"copper feature of the board, not a purchased part"
TP3,SMCLK,test/programming pad SMCLK,no part,PCB feature,TestPoint_Pad_D1.0mm,PCB,,n/a,"copper feature of the board, not a purchased part"
TP4,SMDAT,test/programming pad SMDAT,no part,PCB feature,TestPoint_Pad_D1.0mm,PCB,,n/a,"copper feature of the board, not a purchased part"
TP5,+12V,test/programming pad +12V,no part,PCB feature,TestPoint_Pad_D1.0mm,PCB,,n/a,"copper feature of the board, not a purchased part"
H1,Faceplate_GND,OCP SFF faceplate mounting and grounding hole,no part,PCB feature,OCP_SFF_Faceplate_Ground_3.2mm,PCB,,n/a,"copper feature of the board, not a purchased part"
H2,Faceplate_GND,OCP SFF faceplate mounting and grounding hole,no part,PCB feature,OCP_SFF_Faceplate_Ground_3.2mm,PCB,,n/a,"copper feature of the board, not a purchased part"