

TinyFan
- Size
- 59.8 × 62 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 76
- Nets
- 43
- Pads
- 172
- Tracks, vias
- 536, 27
- Pours
- 1
- Routed
- Yes
- KiCad
- KiCad 6 (file 20211014)
- Created
- 11 Aug 2022
- Updated
- 26 Dec 2022
Overview
TinyFan is an open-source printed circuit board by Gi7mo, from the Gi7mo/TinyFan repository on GitHub, published under the GPL-3.0 licence. It is a 2-layer board of 59.8 × 62 mm with 76 parts on 43 nets, routed with 536 tracks and 27 vias.
It is built around the L7812, BSS138 and WSF3085. Its parts include 11 resistors, 7 transistors, 5 connectors, 2 capacitors and 2 ICs.
Main components
3L7812
TO-220ST0℃~+125℃@(Tj) 1 1.2A 12V 2V@(1A) 30V 71dB@(120Hz) 76uV Fixed Positive Short Circuit Protection TO-220ST Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSOSENVoltage Regulators - Linear, Low Drop Out (LDO) RegulatorsBSS138
SOT-23-55℃~+150℃ 1 N-channel 1.1Ω@10V、1.2Ω@4.5V 1.2V 1.7nC@10V 17.5pF 340mA 350mW 50V 6.5pF N-Channel SOT-23 MOSFETs ROHShongjiachengMOSFETsWSF3085
TO-252-55℃~+175℃ 1 N-channel 2.5V 210pF 28nC@4.5V 3.213nF 30V 5.5mΩ@10V 53W 570pF 85A N-Channel TO-252 MOSFETs ROHSWinsok SemiconMOSFETs
README
README.mdKlipper TinyFan
Navigation:
ATTENTION
The LDO is flipped in the image, please don't mount it with the fin outward the pcb
it must be mounted inward, so 180° flipped to shown in the image
Notes
- Many thanks to Rama who came up with the initial idea and supported me a lot.
- You can contact me via Discord "Gi7mo!#4618"
- This project does not come with any warranty, if you choose to build/use one, you are doing this at your own risk!
Parts
76| Qty | Value | Footprint | References |
|---|---|---|---|
| 11 | 10K | Resistor_SMD:R_1206_3216Metric | R1, R2, R3, R4, R5, R6, R7, R8, R15, R16, R17 |
| 4 | BSS138 | Package_TO_SOT_SMD:SOT-23 | Q1, Q2, Q3, Q4 |
| 4 | Conn_01x03 | Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical | FAN1PWR1, FAN2PWR1, FAN3PWR1, FAN4PWR1 |
| 4 | Conn_01x04 | Connector:FanPinHeader_1x04_P2.54mm_Vertical | FAN1, FAN2, FAN3, FAN4 |
| 4 | G*** | kibuzzard-62F42888 | kibuzzard-62F42888, kibuzzard-62F428881, kibuzzard-62F428884, kibuzzard-62F4288845 |
| 4 | G*** | kibuzzard-62F4287A | kibuzzard-62F4287A, kibuzzard-62F4287AA, kibuzzard-62F4287AB, kibuzzard-62F4287AC |
| 4 | MountingHole_3.2mm_M3_ISO7380_Pad | MountingHole:MountingHole_3.2mm_M3_ISO7380_Pad | REF1, REF2, REF3, REF4 |
| 3 | Conn_01x03 | Connector_JST:JST_XH_B3B-XH-AM_1x03_P2.50mm_Vertical | AUX1, AUX2, AUX3 |
| 3 | Conn_02x02_Odd_Even | Connector_PinHeader_2.54mm:PinHeader_2x02_P2.54mm_Vertical | J1, J2, J3 |
| 3 | Conn_02x03_Odd_Even | Connector_PinHeader_2.54mm:PinHeader_2x03_P2.54mm_Vertical | AUX1PWR1, AUX2PWR1, AUX3PWR1 |
| 3 | G*** | kibuzzard-62F42661 | kibuzzard-62F42661, kibuzzard-62F426612, kibuzzard-62F426613 |
| 3 | wsf3085 | Package_TO_SOT_SMD:TO-252-2 | Q8, Q9, Q10 |
| 2 | 10pF | Capacitor_SMD:C_1206_3216Metric | C1, C2 |
| 2 | Conn_01x02 | TerminalBlock_Phoenix:TerminalBlock_Phoenix_MKDS-1,5-2-5.08_1x02_P5.08mm_Horizontal | 5VIN1, 24VIN1 |
| 2 | Conn_01x06_Male | Connector_PinHeader_2.54mm:PinHeader_1x06_P2.54mm_Vertical | J4, J5 |
| 1 | G*** | kibuzzard-630F9081 | kibuzzard-630F9081 |
| 1 | G*** | kibuzzard-62F894BF | kibuzzard-62F894BF |
| 1 | G*** | kibuzzard-62F894CE | kibuzzard-62F894CE |
| 1 | G*** | kibuzzard-630F9189 | kibuzzard-630F9189 |
| 1 | G*** | kibuzzard-62F894DE | kibuzzard-62F894DE |
| 1 | G*** | kibuzzard-630F9093 | kibuzzard-630F9093 |
| 1 | G*** | kibuzzard-62F42591 | kibuzzard-62F42591 |
| 1 | G*** | kibuzzard-630F90A1 | kibuzzard-630F90A1 |
| 1 | G*** | kibuzzard-63104730 | kibuzzard-63104730 |
| 1 | G*** | kibuzzard-630F9193 | kibuzzard-630F9193 |
| 1 | G*** | kibuzzard-62F425B3 | kibuzzard-62F425B31 |
| 1 | G*** | kibuzzard-630F9163 | kibuzzard-630F9163 |
| 1 | G*** | kibuzzard-630F902C | kibuzzard-630F902C |
| 1 | G*** | kibuzzard-62F425BF | kibuzzard-62F425BF |
| 1 | G*** | kibuzzard-62F425A2 | kibuzzard-62F425A2 |
| 1 | G*** | kibuzzard-62F4AAD2 | kibuzzard-62F4AAD2 |
| 1 | G*** | kibuzzard-631047F8 | kibuzzard-631047F8 |
| 1 | G*** | kibuzzard-630F922D | kibuzzard-630F922D |
| 1 | L7812 | L7812CV:TO-220-3 | U1 |
| 1 | tiny2040 | _my_own:rp2040_zero | U2 |
Questions
How big is the TinyFan PCB?
It measures 59.8 × 62 mm and has 2 copper layers, 1.6 mm thick.
What parts does the TinyFan use?
76 parts, built around the L7812, BSS138 and WSF3085. 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 TinyFan KiCad files?
From the Gi7mo/TinyFan repository on GitHub, at the commit this page was made from: the board is PCB/KiCad/tiny-fan.kicad_pcb and its schematic PCB/KiCad/tiny-fan.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the TinyFan design in my own project?
Its repository publishes it under the GPL-3.0 licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).
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