
SuperCapacitorBike
Fischer-Andrew/The-SuperCap-Bike-Project
I wanted an electric bike with a more dynamic feel than the typical e-bike; one in which you wouldn’t be able to get away with constantly cruising at 30km/h with minimal effort.

Simple Relay Board, my first PCB!
Relay board is an open-source printed circuit board by RmStorm, from the RmStorm/relay_board repository on GitHub, published under the MIT licence. It is a 2-layer board of 55 × 80 mm with 26 parts on 69 nets, routed with 260 tracks and 48 vias.
It is built around the BD82029FVJ-GE2, ULN2003A and USBLC6-2SC6, with the AWHSH105D00G, TB001-500-09BE and 12402012E212A among its other parts. Its parts include 7 capacitors, 6 switches, 5 ICs, 4 resistors and 4 connectors. It belongs with the home automation and IoT boards and the STM32 boards of this library.
| Qty | Value | Footprint | References |
|---|---|---|---|
| 6 | AWHSH105D00G | AWHSH105D00G:RELAY_AWHSH105D00G | K1, K2, K3, K4, K5, K6 |
| 4 | 0u1F | Capacitor_SMD:C_0603_1608Metric | C1, C5, C6, C11 |
| 2 | 1uF | Capacitor_SMD:C_0603_1608Metric | C3, C4 |
| 2 | 5k1 | Resistor_SMD:R_0603_1608Metric | R1, R2 |
| 2 | TB001-500-09BE | screws:CUI_TB001-500-09BE | J2, J4 |
| 1 | 1000 µF | Capacitor_THT:C_Radial_D8.0mm_H11.5mm_P3.50mm | C2 |
| 1 | 100k | Resistor_SMD:R_0603_1608Metric | R3 |
| 1 | 10k | Resistor_SMD:R_0603_1608Metric | R4 |
| 1 | 12402012E212A | usbc:AMPHENOL_12402012E212A | J1 |
| 1 | 3220-14-0100-00 | conn:CONN14_3220-14_CNC | J3 |
| 1 | BD82029FVJ-GE2 | efuse:TSSOP-B8J_ROM | U4 |
| 1 | STM32L052K8Tx | Package_QFP:LQFP-32_7x7mm_P0.8mm | U1 |
| 1 | TCR2EF33_LMCT | ldo:SOT-25 SMV_TOS | U5 |
| 1 | ULN2003A | Package_DIP:DIP-16_W7.62mm | U3 |
| 1 | USBLC6-2SC6 | Package_TO_SOT_SMD:SOT-23-6 | U2 |
It measures 55 × 80 mm and has 2 copper layers, 1.6 mm thick.
26 parts, built around the BD82029FVJ-GE2, ULN2003A, USBLC6-2SC6 and AWHSH105D00G. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
From the RmStorm/relay_board repository on GitHub, at the commit this page was made from: the board is relay_board.kicad_pcb and its schematic relay_board.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Its repository publishes it under the MIT licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).

Fischer-Andrew/The-SuperCap-Bike-Project
I wanted an electric bike with a more dynamic feel than the typical e-bike; one in which you wouldn’t be able to get away with constantly cruising at 30km/h with minimal effort.





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