Ttl2npn 35
About the Ttl2npn 35 PCB
Ttl2npn 35 is an open source PCB design by adarwoo, published on GitHub. It is a 2-layer board measuring 72 × 72 mm, with 109 components from 24 distinct parts.
Other key parts include the PC817. By type, the board carries 46 resistors, 27 diodes, 16 transistors, 13 ICs, 5 connectors and 2 capacitors.
From the project
All KiCad projects
Currently, PCBs for the cnc (see Youtube guillaume.arreckx channel) are publised.
Main components on the Ttl2npn 35
Ttl2npn 35 bill of materials (BOM)
109 components, 24 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 3 | PC817 | DIP-4_W7.62mm | U1, U2, U3 |
| 10 | PC817 | DIP-4_W7.62mm | U4, U5, U6, U7, U8, U9, U10, U11 +2 |
| 3 | IRLML0030 | SOT-23 | Q1, Q2, Q3 |
| 11 | IRLML0030 | SOT-23 | Q4, Q5, Q6, Q7, Q8, Q9, Q10, Q11 +3 |
| 2 | BC547 | SOT-23 | Q15, Q16 |
| 1 | CONN_01X04_SOCKET Screw_Terminal_01x06 | PhoenixContact_MCV_1,5_6-G-3.81_1x06_P3.81mm_Vertical | J2 |
| 1 | CONN_01X05_SOCKET Screw_Terminal_01x07 | PhoenixContact_MCV_1,5_7-G-3.81_1x07_P3.81mm_Vertical | J3 |
| 1 | Screw_Terminal_01x02 | PhoenixContact_MCV_1,5_2-G-3.81_1x02_P3.81mm_Vertical | J4 |
| 2 | Screw_Terminal_01x08 | PhoenixContact_MCV_1,5_8-G-3.81_1x08_P3.81mm_Vertical | J5, J6 |
| 14 | 1J | D_MicroSMP_AK | D1, D2, D3, D4, D5, D6, D7, D8 +6 |
| 13 | LED | LED_D3.0mm | D14, D15, D16, D17, D18, D19, D20, D21 +5 |
| 2 | 4u7 | C_1206_3216Metric | C2, C3 |
| 6 | 1K | R_0805_2012Metric | R1, R2, R3, R4, R5, R6 |
| 3 | 4K7 1K | R_0805_2012Metric | R7, R8, R9 |
| 3 | 10K 1K | R_0805_2012Metric | R10, R11, R12 |
| 1 | 4K7 22 | R_0805_2012Metric | R13 |
| 13 | 22 | R_0805_2012Metric | R14, R15, R16, R17, R18, R19, R20, R21 +5 |
| 13 | 4k7 | R_0805_2012Metric | R26, R27, R28, R29, R30, R31, R32, R33 +5 |
| 1 | 5k6 | R_0805_2012Metric | R41 |
| 2 | 150k | R_0805_2012Metric | R42, R43 |
Show 4 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 100k | R_0805_2012Metric | R44 |
| 1 | 560 | R_0805_2012Metric | R45 |
| 1 | 1l | R_Array_SIP8 | RN1 |
| 1 | 1k | R_Array_SIP8 | RN2 |
Ttl2npn 35 design files
The KiCad project lives in the adarwoo/KiCad repository on GitHub; these links point at the commit this page was built from.
Ttl2npn 35: common questions
How big is the Ttl2npn 35 PCB?
The Ttl2npn 35 measures 72 × 72 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Ttl2npn 35?
109 components, from 24 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 Ttl2npn 35 design files?
From the adarwoo/KiCad repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the Ttl2npn 35 design in my own project?
The repository has no license, so all rights stay with adarwoo. Use it as a reference, and ask the author before reusing the design.
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