diff options
Diffstat (limited to 'analog-driver-board/README.md')
| -rw-r--r-- | analog-driver-board/README.md | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/analog-driver-board/README.md b/analog-driver-board/README.md new file mode 100644 index 0000000..5fd4d9b --- /dev/null +++ b/analog-driver-board/README.md @@ -0,0 +1,51 @@ +# analog driver + +A photoreactor driver board with a physical knob to adjust light intensity. + +## PCB + +This PCB was designed using KiCAD version 5. +Refer to `driver.pdf` for schematic. +PCB images generated with [tracespace](https://github.com/tracespace/tracespace) follow. + +<img src="./driver-.top.svg" width="100%"/> +<img src="./driver-.bottom.svg" width="100%"/> + +## Bill of Materials + +| reference | value | manufacturer | part number | price | vendors | +| :------------- | :------------ | :----------- | :---------------- | :---- | :------ | +| C2 | 10u | Yageo | CC1206KKX7R8BB106 | $0.25 | [DigiKey](https://www.digikey.com/en/products/detail/yageo/CC1206KKX7R8BB106/5195365?s=N4IgTCBcDaIMJwIxgAwDYDSGAaB2ASgBwBCxi6IAugL5A) [Mouser](https://www.mouser.com/ProductDetail/Yageo/CC1206KKX7R8BB106/?qs=%2Fha2pyFadujG%252BB25mNGWlTAfaj3wXYmzjlPMfFLRNq4azOfH13S4tw%3D%3D) | +| D1 | (red) | Lite-On | LTST-C230KRKT | $0.25 | [DigiKey](https://www.digikey.com/en/products/detail/lite-on-inc/LTST-C230KRKT/386857?s=N4IgTCBcDaIDIBUDKCC0BhMBmADAaQCU8EQBdAXyA) [Mouser](https://www.mouser.com/ProductDetail/Lite-On/LTST-C230KRKT/?qs=%2Fha2pyFadujtt9TjjkxDnLsTSvKz5QHldTfy80PY7mPtEP7ka44l7w%3D%3D) | +| J3, J4 | Barrel Jack | CUI | PJ-002A | $1.50 | [DigiKey](https://www.digikey.com/en/products/detail/cui-devices/PJ-002A/96962) [Mouser](https://www.mouser.com/ProductDetail/CUI-Devices/PJ-002A/?qs=WyjlAZoYn51CKfAix9Mngw%3D%3D) | +| J5 | fan connector | | | | | +| J7 | LED connector | | | | | +| R1 | 6.8k | Yageo | RC1206FR-076K8L | $0.10 | [DigiKey](https://www.digikey.com/en/products/detail/yageo/RC1206FR-076K8L/729028) | +| R2 | 100 | Yageo | RC1206FR-07100RL | $0.10 | [DigiKey](https://www.digikey.com/en/products/detail/yageo/RC1206FR-07100RL/728491?s=N4IgTCBcDaIAQCUDCBGMAGAbAMQQWnQHYV10EAZEAXQF8g) | +| R5 | 1k | Yageo | RC1206FR-071KL | $0.10 | [DigiKey](https://www.digikey.com/en/products/detail/yageo/RC1206FR-071KL/728387?s=N4IgTCBcDaIEoGECMYAMA2AYnAtKg7EgNIAyIAugL5A) | +| RV1 | 2.2k | Bourns | 3362P-1-202TLF | $3.00 | [DigiKey](https://www.digikey.com/en/products/detail/bourns-inc/3362P-1-202TLF/1232538?s=N4IgTCBcDaIMxwGxgAoFoCMawAYwBUAZAMRAF0BfIA) [Newark](https://www.newark.com/bourns/3362p-1-202tlf/trimmer-potentiometer-2kohm-10/dp/33M2835) | +| TP1 | (yellow) | Keystone | 5014 | $0.50 | [DigiKey](https://www.digikey.com/en/products/detail/keystone-electronics/5014/255336) | +| TP2 | (red) | Keystone | 5010 | $0.50 | [DigiKey](https://www.digikey.com/en/products/detail/keystone-electronics/5010/255332) | +| TP3 | (black) | Keystone | 5011 | $0.50 | [DigiKey](https://www.digikey.com/en/products/detail/keystone-electronics/5011/255333) | | +| U2 | LED driver | Mean Well | LDD-1000L | $6.00 | [DigiKey](https://www.digikey.com/en/products/detail/mean-well-usa-inc/LDD-1000L/7704722) [Allied](https://www.alliedelec.com/product/mean-well/ldd-1000l/70345765/) | + +All prices are extended estimates in USD. +In general these are overestimates, so this should be an upper-estimate on cost. +Many of these components can be substituted, so take the above as suggestions. +Boards themselves can be printed for approximately $5 each. + +## Changelog + +### Unprinted + +### Revision B + +#### Fixed +- sign of LED terminals on silkscreen +- voltage divider: R1 to 6.8k R2 to 100 ohm +- adjusted voltage divider silkscreen + +### Revision A + +#### Added +- initial design |