Hardware backup
About the Hardware backup PCB
Hardware backup is an open source PCB design by xtarke, published on GitHub. It is a 2-layer board measuring 133.1 × 45.7 mm, with 71 components from 22 distinct parts.
Other key parts include the LM393, TCRT5000, LM324 and HC-05. By type, the board carries 30 resistors, 12 transistors, 12 connectors, 10 diodes and 5 ICs.
It belongs with the power & battery designs in this gallery.
From the project
Baseado em Projeto PI3 de Lucas Odair Silva.
Baseado em Projeto PI3 de Lucas Odair Silva.
Projeto da placa eletrônica de potência para o acionamento de um Buggy 4x4. Um conector de 26-vias faz a conexão das seguintes placas:
- Arduino Uno - MSP-EXP430G2 - MSP-EXP430FR2355 - Raspberry Pi
- Controle independente dos motores (lado esquerdo e lado direito) - Sensores de velocidade Encoder - Monitoramento de bateria de LiPo - Sensor de linha dual - Sensor ultrassom - Comunicação Bluetooth (UART)
Main components on the Hardware backup
Hardware backup bill of materials (BOM)
71 components, 22 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | LM393 | SOIC-8_3.9x4.9mm_P1.27mm | U1 |
| 2 | TCRT5000 | OPTO_TCRT5000 | U2, U5 |
| 1 | LM324 | SOIC-14_3.9x8.7mm_P1.27mm | U3 |
| 1 | HC-05 | PinHeader_1x06_P2.54mm_Horizontal | U4 |
| 4 | BD140 | TO-126-3_Vertical | Q1, Q2, Q7, Q8 |
| 4 | BC548 | TO-92_Inline | Q3, Q4, Q9, Q10 |
| 4 | BD139 | TO-126-3_Vertical | Q5, Q6, Q11, Q12 |
| 2 | Conn_02x02_Odd_Even | PinHeader_2x02_P2.54mm_Vertical | J1, J3 |
| 3 | Conn_01x04 | PinHeader_1x04_P2.54mm_Vertical | J2, J10, J11 |
| 4 | Conn_01x02_Male | PinSocket_1x02_P2.54mm_Vertical | J4, J5, J6, J7 |
| 2 | Conn_01x03 | PinHeader_1x03_P2.54mm_Vertical | J8, J9 |
| 1 | Conn_02x13_Odd_Even | PinSocket_2x13_P2.54mm_Vertical | J12 |
| 2 | R_POT_TRIM | Potentiometer_Piher_PT-10-H01_Horizontal | RV1, RV2 |
| 8 | DIODE | D_A-405_P2.54mm_Vertical_AnodeUp | D1, D2, D3, D4, D5, D6, D7, D8 |
| 2 | LED | LED_0805_2012Metric | D9, D10 |
| 4 | 470 | R_0805_2012Metric | R1, R2, R5, R6 |
| 4 | 150 | R_0805_2012Metric | R3, R4, R7, R8 |
| 6 | 10k | R_0805_2012Metric | R9, R10, R15, R16, R26, R28 |
| 2 | 15k | R_0805_2012Metric | R11, R13 |
| 2 | 30k | R_0805_2012Metric | R12, R14 |
Show 2 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 8 | R | R_0805_2012Metric | R17, R18, R19, R20, R21, R22, R23, R24 |
| 4 | 1k | R_0805_2012Metric | R25, R27, R29, R30 |
Hardware backup design files
The KiCad project lives in the xtarke/avrlibs repository on GitHub; these links point at the commit this page was built from.
Hardware backup: common questions
How big is the Hardware backup PCB?
The Hardware backup measures 133.1 × 45.7 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Hardware backup?
71 components, from 22 distinct parts. The full bill of materials is listed on this page.
Where can I download the Hardware backup design files?
From the xtarke/avrlibs repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the Hardware backup design in my own project?
The repository has no license, so all rights stay with xtarke. Use it as a reference, and ask the author before reusing the design.
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