Gate driver
About the Gate driver PCB
Gate driver is an open source PCB design by switchcraft, published on GitHub. It is a 2-layer board measuring 90 × 50 mm, with 33 components from 19 distinct parts.
Other key parts include the Si8285 and Mornsun_QA01C. By type, the board carries 12 capacitors, 9 resistors, 5 connectors, 4 diodes, 2 ICs and 1 test point.
From the project
KiCad Project files, schematic files, layout files and netlists
Gate driver plug-in module for use as a plug-in component on any circuit board that needs to drive a IGBT, MOSFET, or SiC power transistor.
The Si8285 is a relatively cheap advanced gate drive IC.
Main components on the Gate driver
Gate driver bill of materials (BOM)
33 components, 19 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | Si8285 | SO-16-W | U1 |
| 1 | Mornsun_QA01C | QA01C | U2 |
| 1 | CONN_01X10 | Pin_Header_Straight_1x10_Pitch2.54mm | J1 |
| 1 | CONN_01X04 | MSTBA_25_4p_G_508-1757268 | J2 |
| 2 | CONN_01X03 | MSTBA_25_3p_G_508-1757488 | J3, J5 |
| 1 | CONN_01X03 | Pin_Header_Straight_1x03_Pitch2.54mm | J4 |
| 1 | TEST | Pin_Header_Straight_1x01_Pitch2.54mm | TP1 |
| 1 | RED PWR LED | LED_0805_HandSoldering | D1 |
| 1 | ES1F | D_SMA_Handsoldering | D2 |
| 2 | GREEN PWR LED | LED_0805_HandSoldering | D3, D4 |
| 4 | 10u | C_0805_HandSoldering | C1, C8, C9, C10 |
| 3 | 100n | C_0603 | C2, C11, C12 |
| 3 | 100u | CP_Elec_6.3x7.7 | C3, C5, C6 |
| 1 | 100n | C_0805_HandSoldering | C4 |
| 1 | 390p | C_0805_HandSoldering | C7 |
| 5 | 10k | R_0805_HandSoldering | R1, R2, R3, R8, R9 |
| 2 | 10R | R_1206_HandSoldering | R4, R5 |
| 1 | 100R | R_0805_HandSoldering | R6 |
| 1 | 100k | R_0805_HandSoldering | R7 |
Gate driver design files
The KiCad project lives in the switchcraft/kicad-projects repository on GitHub; these links point at the commit this page was built from.
Gate driver: common questions
How big is the Gate driver PCB?
The Gate driver measures 90 × 50 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Gate driver?
33 components, from 19 distinct parts. The full bill of materials is listed on this page.
Where can I download the Gate driver design files?
From the switchcraft/kicad-projects repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the Gate driver design in my own project?
The repository has no license, so all rights stay with switchcraft. Use it as a reference, and ask the author before reusing the design.
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