HardLabs

Timer display

ScotteC·timer-display

Timer display PCB layout, top view — open source board by ScotteC

About the Timer display PCB

Timer display is an open source PCB design by ScotteC, published on GitHub. It is a 2-layer board measuring 107 × 92 mm, with 141 components from 13 distinct parts.

Other key parts include the SN74LS08 and SN74HC595DT. By type, the board carries 56 resistors, 42 diodes, 28 transistors, 6 ICs, 6 capacitors and 3 connectors.

It belongs with the displays & leds designs in this gallery.

Main components on the Timer display

SN74LS08SN74HC595DT

Timer display bill of materials (BOM)

141 components, 13 distinct parts.

QtyPartRefs
4
SN74LS08
U1, U3, U4, U6
2
SN74HC595DT
U2, U5
14
MBT3904DW1
Q1, Q3, Q5, Q7, Q9, Q11, Q13, Q15 +6
14
T2N7002AK,LM
Q2, Q4, Q6, Q8, Q10, Q12, Q14, Q16 +6
1
PWR
J1
1
IN
J2
1
OUT
J3
42
LTST-C171KRKT
D1, D2, D3, D4, D5, D6, D7, D8 +34
6
100n
C1, C2, C3, C4, C5, C6
14
10k
R1, R4, R7, R10, R13, R16, R19, R22 +6
14
1k
R2, R5, R8, R11, R14, R17, R20, R23 +6
14
36
R3, R6, R9, R12, R15, R18, R21, R24 +6
14
100k
R43, R44, R45, R46, R47, R48, R49, R50 +6

Timer display design files

The KiCad project lives in the ScotteC/timer-display repository on GitHub; these links point at the commit this page was built from.

Timer display: common questions

How big is the Timer display PCB?

The Timer display measures 107 × 92 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Timer display?

141 components, from 13 distinct parts. The full bill of materials is listed on this page.

Where can I download the Timer display design files?

From the ScotteC/timer-display repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the Timer display design in my own project?

The repository has no license, so all rights stay with ScotteC. Use it as a reference, and ask the author before reusing the design.

More boards in timer-display

Similar boards