LV Board Mk2
About the LV Board Mk2
LV Board Mk2 is an open source PCB design by Lafayette-Motorsports, published on GitHub. It is a 4-layer board measuring 263 × 139.8 mm, with 178 components from 57 distinct parts.
Other key parts include the NE555D, LT1117-5.0, SI7116DN-T1-E3, LTC4013EUFD-TRPBF and LM324PWR. By type, the board carries 58 resistors, 38 capacitors, 22 diodes, 16 ICs, 16 connectors and 8 test points.
From the project
LV Board repository for Motorsports created 09.02.2025
LV Board repository for Motorsports created 09.02.2025
for repository admin (or other) questions - Sean McLoughlin mclougsm@lafayette.edu
Main components on the LV Board Mk2
LV Board Mk2 bill of materials (BOM)
178 components, 57 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | NE555D | SOIC-8_3.9x4.9mm_P1.27mm | U1, U2 |
| 1 | LT1117-5.0 | REG_LT1117IST-5#PBF | U3 |
| 3 | SI7116DN-T1-E3 | MOSFET_INFET | U4, U5, U6 |
| 1 | LTC4013EUFD-TRPBF | UFD_28_ADI | U7 |
| 1 | LM324PWR | LM324PWR | U8 |
| 4 | UCC27517DBVR | DBV5_TEX | U9, U11, U13, U15 |
| 4 | TLP2745TP_E | motorsports_senior_design_opto | U10, U12, U14, U16 |
| 6 | AON6411 | SOT23_INF | Q1, Q2, Q3, Q4, Q5, Q6 |
| 5 | CONN_01X02_PIN Conn_01x02_Pin | MOLEX_460150202 | J1, J5, J6, J13, J14 |
| 3 | L717SDA15P1ACH4F | AMPHENOL_L717SDA15P1ACH4F | J2, J3, J4 |
| 7 | CONN_01X02 Conn_01x02 | PinHeader_1x02_P2.54mm_Vertical | J7, J8, J9, J10, J11, J12, J15 |
| 1 | CONN_01X02_PIN Conn_01x02_Pin | PinHeader_1x02_P2.54mm_Vertical | J16 |
| 1 | ESD12VD3B-TP | ZENER_Pair_15-5V_clamp | CR1 |
| 1 | C1Q 2A | C1_BEL | F1 |
| 1 | 20A | FUSC6125X279N | F2 |
| 1 | G6L-1P_DC5 | RELAY_G6L-1P_DC5 | K1 |
| 1 | ALF1PF12 | RELAY_ALF1PF12 | K2 |
| 2 | AHES4291 | AHES4_PAN | K3, K4 |
| 4 | DMN3404L-7 | fan_driver | MOSFET1, MOSFET2, MOSFET3, MOSFET4 |
| 1 | Test Reset IMD | SW4_1825910-B_TEC | SW1 |
Show 37 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | Test Reset AMS | SW4_1825910-B_TEC | SW2 |
| 8 | TestPoint | TestPoint_Loop_D2.60mm_Drill1.6mm_Beaded | TP1, TP2, TP3, TP4, TP5, TP6, TP7, TP8 |
| 1 | BZV55B15 | SOD323F_DIO | D1 |
| 9 | LED (Test) | Test-Yellow LED | D2, D3, D4, D5, D9, D10, D11, D17 +1 |
| 6 | 1N4001 | D_DO-41_SOD81_P10.16mm_Horizontal | D6, D12, D19, D20, D21, D22 |
| 4 | D_Zener | IMD_ZENER | D7, D8, D13, D14 |
| 1 | DFLS1100-7 | DIO_DFLS1100-7 | D15 |
| 1 | DFLS160Q-7 | POWERDI-123 | D16 |
| 1 | 6.2U 6.2u | glv_charge_inductor | L1 |
| 4 | 47U 47u | CAP_CL32_SAM | C1, C2, C3, C8 |
| 12 | 0.1U 0.1u | C_1206_3216Metric | C4, C5, C6, C18, C31, C32, C33, C34 +4 |
| 1 | 10U 10u | C_1206_3216Metric | C7 |
| 6 | 4.7U 4.7u | C_0603_1608Metric | C9, C10, C11, C12, C17, C19 |
| 4 | 47U 47u | C_1210_3225Metric | C13, C14, C15, C16 |
| 3 | 22U 22u | C_0603_1608Metric | C20, C21, C22 |
| 3 | 100U 100u | C_1210_3225Metric | C23, C24, C25 |
| 1 | 0.22U 0.22u | C_0603_1608Metric | C26 |
| 3 | 0.1N 0.1n | C_0603_1608Metric | C27, C29, C30 |
| 1 | 27N 27n | C_0603_1608Metric | C28 |
| 15 | 10K 10k | R_0603_1608Metric | R1, R9, R10, R11, R13, R14, R15, R18 +7 |
| 2 | 57.6K 57.6k | R_0603_1608Metric | R2, R4 |
| 1 | 22K 22k | R_0805_2012Metric | R3 |
| 16 | 1k | R_0603_1608Metric | R5, R6, R7, R8, R16, R17, R24, R25 +8 |
| 3 | 150R | R_0805_2012Metric | R12, R20, R22 |
| 1 | 2.2K 2.2k | R_0603_1608Metric | R19 |
| 1 | 3.01K 3.01k | R_0603_1608Metric | R26 |
| 4 | 120 | R_1206_3216Metric | R28, R29, R30, R31 |
| 1 | 0R | R_1206_3216Metric | R32 |
| 1 | 50K 50k | R_0603_1608Metric | R33 |
| 1 | LVK12R010CER | 10m_sense | R34 |
| 2 | 12K 12k | R_0603_1608Metric | R35, R36 |
| 2 | 549K 549k | R_0603_1608Metric | R37, R42 |
| 1 | 86.6K 86.6k | R_0603_1608Metric | R38 |
| 3 | 500K 500k | R_1206_3216Metric | R39, R43, R44 |
| 1 | 113K 113k | R_0603_1608Metric | R40 |
| 1 | 2.91K 2.91k | R_0603_1608Metric | R41 |
| 2 | 215K 215k | R_1206_3216Metric | R45, R46 |
LV Board Mk2 design files
The KiCad project lives in the Lafayette-Motorsports/LVBoards repository on GitHub; these links point at the commit this page was built from.
LV Board Mk2: common questions
How big is the LV Board Mk2?
The LV Board Mk2 measures 263 × 139.8 mm, has 4 copper layers and is 1.29 mm thick.
How many components are on the LV Board Mk2?
178 components, from 57 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the LV Board Mk2 design files?
From the Lafayette-Motorsports/LVBoards repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the LV Board Mk2 design in my own project?
The repository has no license, so all rights stay with Lafayette-Motorsports. Use it as a reference, and ask the author before reusing the design.
More boards in LVBoards
LV Charge Board
143.7 × 95.5 mm83 parts4LNo license1
Precharge
83.3 × 41.3 mm28 parts2LNo license1
I-O Board V3.0
58.1 × 143.4 mm23 parts2LNo license1
IMD & AMS Latches V1.1
46 × 51.3 mm20 parts2LNo license1
IO Module V2.0
58.1 × 146.2 mm18 parts2LNo license1
VCU Signals V1.0
46 × 51.3 mm15 parts2LNo license1
Astable Multivibrator
60.8 × 36.2 mm11 parts2LNo license1
Traces V1.0
101.6 × 50.8 mm10 parts2LNo license1
VCU MPR - 5V V1.0
45.4 × 50.4 mm8 parts2LNo license1
Hall Effect Sensor
34.9 × 46 mm6 parts2LNo license1
Throttle Latching Module V3.1
46 × 25 mm6 parts2LNo license1