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Timer display digit

ScotteC·timer-display

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

About the Timer display digit PCB

Timer display digit is an open source PCB design by ScotteC, published on GitHub. It is a 2-layer board measuring 54 × 94 mm, with 62 components from 9 distinct parts.

Other key parts include the SN74LS08 and SN74HC595DT. By type, the board carries 21 diodes, 21 resistors, 14 transistors, 3 ICs and 3 capacitors.

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

Main components on the Timer display digit

SN74LS08SN74HC595DT

Timer display digit bill of materials (BOM)

62 components, 9 distinct parts.

QtyPartRefs
2
SN74LS08
U1, U2
1
SN74HC595DT
U3
7
MBT3904DW1
Q1, Q3, Q5, Q7, Q9, Q11, Q13
7
IRLML6346
Q2, Q4, Q6, Q8, Q10, Q12, Q14
21
LTST-C171KRKT
D1, D2, D3, D4, D5, D6, D7, D8 +13
3
100n
C1, C2, C3
7
10k
R1, R4, R7, R10, R13, R16, R19
7
10
R2, R5, R8, R11, R14, R17, R20
7
36
R3, R6, R9, R12, R15, R18, R21

Timer display digit 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 digit: common questions

How big is the Timer display digit PCB?

The Timer display digit measures 54 × 94 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Timer display digit?

62 components, from 9 distinct parts. The full bill of materials is listed on this page.

Where can I download the Timer display digit 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 digit 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.

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