

Voltage isolation
This repository contains all e-Power PCB projects
- Size
- 65.3 × 36.7 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 32
- Nets
- 27
- Pads
- 109
- Tracks, vias
- 113, 7
- Routed
- Yes
- KiCad
- KiCad 5 (file 20171130)
- Created
- 28 Feb 2022
- Updated
- 25 Sep 2021
Overview
Voltage isolation is an open-source printed circuit board by koson, from the koson/e-Power-PCBs repository on GitHub. It is a 2-layer board of 65.3 × 36.7 mm with 32 parts on 27 nets, routed with 113 tracks and 7 vias.
It is built around the LM358, TLP290-4(E and 1N5338B. Its parts include 16 resistors, 2 ICs, 2 fuses, 1 capacitor and 1 diode.
Main components
3LM358
SOP-8-18V~18V 0℃~+70℃ 1.2MHz 10nA 2 24mA 3V~36V 500uA 50nA 5mV 80dB Built-in compensation SOP-8 Operational Amplifier ROHSMSKSEMIOperational AmplifierTLP290-4(E
SOP-16-55℃~+110℃ 1.2V 2.5kV 2ns 3ns 4 400% 400mV@2.4mA,8mA 50% 50mA 50mA 80V DC Phototransistor SOP-16 Transistor, Photovoltaic Output Optoisolators ROHSToshibaTransistor, Photovoltaic Output Optoisolators1N5338B
插件,D3.7xL8.7mm-65℃~+200℃ 1 Independent 1.5Ω 1uA 4.85V~5.36V 400Ω 5.1V 5W 插件,D3.7xL8.7mm Zener Diodes ROHSonsemiZener Diodes
README
README.mde-Power-PCBs
Index
e-Power_conventions: Standard conventions for all PCBs
The image shows an example with conventions regarding the description data of the PCBs. One way to implemment this conventions is oppening 2 KiCad Pcbnew windows, one with the file you want to update and other with the e-Power_conventions.kicad_pcb and the copy the standard from one window to the other (yes, this is possible on the current versions of KiCad!).

BMS_20S: Battery Management System with 20S measurement capability
TSAL: Tractive System Alternating Lights
License
Parts
32| Qty | Value | Footprint | References |
|---|---|---|---|
| 4 | 10k | Resistor_SMD:R_0805_2012Metric | R3, R4, R5, R8 |
| 4 | 1k | Resistor_SMD:R_0805_2012Metric | R6, R7, R11, R13 |
| 4 | MountingHole_Pad | e-Power:MountingHole_3.2mm_M3_Pad_Via | H1, H2, H3, H4 |
| 2 | 10 | Resistor_SMD:R_0805_2012Metric | R12, R14 |
| 2 | 100 | Resistor_SMD:R_0805_2012Metric | R9, R10 |
| 2 | 100k | Resistor_SMD:R_0805_2012Metric | R1, R2 |
| 2 | 1K | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R15, R16 |
| 2 | Fuse | e-Power:FUSE_1206_3216Metric | F1, F2 |
| 1 | +5V | e-Power:TestPoint_Pad_D1.0mm | TP1 |
| 1 | 1N5338B | Diode_THT:D_DO-201_P15.24mm_Horizontal | D1 |
| 1 | 1uF | Capacitor_SMD:C_0805_2012Metric | C1 |
| 1 | GND | e-Power:TestPoint_Pad_D1.0mm | TP2 |
| 1 | LM358 | Package_SO:SOIC-8_3.9x4.9mm_P1.27mm | U1 |
| 1 | Logo_UFRGS_Large | e-Power:Logo_UFRGS_14.7x8.0mm_SilkS | G1 |
| 1 | Logo_e-Power_Large | e-Power:Logo_e-Power_16.5x8.0mm_SilkS | G2 |
| 1 | Output | TerminalBlock_Phoenix:TerminalBlock_Phoenix_MKDS-1,5-3_1x03_P5.00mm_Horizontal | J1 |
| 1 | Screw_Terminal_01x02 | e-Power:TerminalBlock_Phoenix_MKDS-1,5-2_1x02_P5.08mm_Horizontal | Signal_voltage1 |
| 1 | TLP290-4 | e-Power:SOIC-16_4.55x10.3mm_P1.27mm(TLP290-4) | U2 |
Questions
How big is the Voltage isolation PCB?
It measures 65.3 × 36.7 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Voltage isolation use?
32 parts, built around the LM358, TLP290-4(E and 1N5338B. 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.
Where can I download the Voltage isolation KiCad files?
From the koson/e-Power-PCBs repository on GitHub, at the commit this page was made from: the board is FT_voltage_isolation/voltage_isolation.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the Voltage isolation design in my own project?
Its repository states no licence, so its author keeps all rights: ask koson before reusing the design.
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