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2.The process supports design scales of 300 devices or 1000 pads
3.Supports simple circuit simulation
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2.Smooth support for design sizes of over 5,000 devices or 10,000 pads
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Ongoing
STD LED RPM Meter / LED otáčkoměr
Mode: Editors' pick
- 1
Update time：
2022-03-09 08:49:56
Creation time：
2017-10-19 17:59:12
Description
https://www.youtube.com/watch?v=8OJl6OjwrFI
http://www.jawa-50.cz/clanek/clanky-z-casopisu-amaterske-radio-led-otackomer-pro-maly-motocykl.html
Design Drawing
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | LM3914 | U1,U2 | DIP18 | 2 |
| 2 | NE555 | U3 | DIL08-ROUND | 1 |
| 3 | 2k2 | R1,R2 | AXIAL-0.4 | 2 |
| 4 | NO | X1,X2,X3,X4,X5,X6,X7,X8,X9,X10,X11,X12,X13,X14,X15,X16,X17,X18,X19,X20,X21 | Wire Hole 1mm | 21 |
| 5 | BC547B | Q1 | TRANSISTOR 2.5MM DISTANCE | 1 |
| 6 | 10uF/25V | C2,C3 | E cap 10uF/50V | 2 |
| 7 | 100n | C4,C8 | 100nF | 2 |
| 8 | 22R | R3 | AXIAL-0.4 | 1 |
| 9 | 5V6 | D1 | BZX55C5V6-TAP | 1 |
| 10 | 10n | C6,C7 | 100nF | 2 |
| 11 | 4u7F/50V | C9 | 4.7uF, 50V Capacitor | 1 |
| 12 | INPUT | P1 | Wire Hole 14AWG | 1 |
| 13 | 100k | R4 | AXIAL-0.4 | 1 |
| 14 | 4M7 | R5 | AXIAL-0.4 | 1 |
| 15 | 10M | R6,R7,R8 | AXIAL-0.4 | 3 |
| 16 | 22k | R9 | AXIAL-0.4 | 1 |
| 17 | 50k | R11 | PT10LV | 1 |
| 18 | + | P2+ | Wire Hole 14AWG | 1 |
| 19 | GND | P3- | Wire Hole 14AWG | 1 |
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