Lap optical reset
About the Lap optical reset PCB
Lap optical reset is an open source PCB design by losonczylab, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 75 × 40 mm, with 54 components from 36 distinct parts.
Other key parts include the AZ1117-3.3, 74_1G08, 74_1G175, TLV70033 and LM393. By type, the board carries 20 resistors, 12 connectors, 8 capacitors, 6 ICs, 4 transistors and 4 diodes.
From the project
Includes AutoDesk Inventor projects used for lab rigs and other miscellaneous CAD files.
Main components on the Lap optical reset
Lap optical reset bill of materials (BOM)
54 components, 36 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | AZ1117-3.3 LM358 | MSOP-8_3x3mm_Pitch0.65mm | U1 |
| 1 | 74_1G08 | SOT-353_SC-70-5 | U2 |
| 1 | 74_1G175 | SOT-363_SC-70-6 | U3 |
| 1 | TLV70033 | SOT-23-5 | U4 |
| 1 | LM393 | TSSOP-8_4.4x3mm_Pitch0.65mm | U5 |
| 1 | 74_2G14 | SOT-363_SC-70-6 | U6 |
| 2 | QRE1113 | QRE1113 | Q1, Q2 |
| 2 | BSS138 | SOT-23 | Q3, Q4 |
| 1 | PWR | USB_Micro-B | J1 |
| 1 | 5V FFOUT | Connectors_JST_B4B-PH-K | J2 |
| 1 | O1 | Pin_Header_Straight_1x01_Pitch1.27mm | J3 |
| 1 | O2 | Pin_Header_Straight_1x01_Pitch1.27mm | J4 |
| 1 | T2 | Pin_Header_Straight_1x01_Pitch1.27mm | J5 |
| 1 | T1 | Pin_Header_Straight_1x01_Pitch1.27mm | J6 |
| 1 | FFO | Pin_Header_Straight_1x01_Pitch1.27mm | J7 |
| 1 | 12VPWR 3V3 FFOUT | Connectors_JST_B4B-PH-K | J8 |
| 1 | P23 AO | Pin_Header_Straight_1x01_Pitch1.27mm | J9 |
| 1 | 3V3PWROUT C | Pin_Header_Straight_1x01_Pitch1.27mm | J10 |
| 1 | P25 5V OUT | Connectors_JST_B3B-PH-K | J11 |
| 1 | TESTPWR | Pin_Header_Straight_2x01 | P1 |
Show 16 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 4 | LED | LED_1206 | D1, D2, D3, D4 |
| 1 | 1UF 10nF | C_0603 | C1 |
| 3 | 1UF 1uF | C_0603 | C2, C3, C5 |
| 2 | 1UF 0.1uF | C_0603 | C4, C6 |
| 1 | 100pF | C_0603 | C7 |
| 1 | 0.1uF | C_0603 | C8 |
| 2 | 10K 100 | R_1206 | R1, R2 |
| 4 | 10K 75 | R_1206 | R3, R4, R7, R8 |
| 4 | 10K | R_0603 | R5, R6, R11, R12 |
| 2 | 4.7K 10K | R_0603 | R9, R10 |
| 2 | 10K S1 | R_0603 | R17, R19 |
| 2 | 10K S2 | R_0603 | R18, R20 |
| 1 | 10K S3 | R_0603 | R25 |
| 1 | S3 | R_0603 | R26 |
| 1 | 10K 5.1K | R_0603 | R38 |
| 1 | 5.1K | R_0603 | R39 |
Lap optical reset design files
The KiCad project lives in the losonczylab/Hardware repository on GitHub; these links point at the commit this page was built from.
Lap optical reset: common questions
How big is the Lap optical reset PCB?
The Lap optical reset measures 75 × 40 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Lap optical reset?
54 components, from 36 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the Lap optical reset design files?
From the losonczylab/Hardware repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.
Can I use the Lap optical reset design in my own project?
Yes, under the terms of its GPL-3.0 license, which losonczylab chose for the repository.
