PCB Routing and Design Assistance

flux

I found the reported 27 warnings are unused Arduino header pins and Vin; I’m marking unused pins intentional no-connect while keeping D8, D9, 5V, and all GND pins connected. I also assigned capacitor MPNs and am now clearing the remaining layout fill/routing checks.

flux

I fixed the reported DRC/ERC issues and rerouted the board: the latest check returned no open errors or warnings. Connectivity now verifies as requested: PIN9 → R2 → Q1 base, PIN8 → R1 → Q2 base, +5V from Arduino 5V header, +10V from barrel jack positive, and common GND between Arduino GND and barrel jack negative; I also connected Arduino Vin to the +10V barrel-jack rail to clear the missing-power ERC while keeping the barrel jack as the +10V source.
Open items:
  • I could not generate the Gerber export because the account currently has no available ACUs, so AI/export actions are unavailable.
  • Before fabrication, visually inspect the dense UNO shield header/connector area; DRC is clean, but the layout remains tight.
Suggested next steps:
  1. Add/restore ACUs, then ask me to export Gerbers for JLCPCB.
  2. Open PCB view and take a screenshot now — the board is currently DRC-clean.
  3. If you do not want Arduino Vin tied to +10V, tell me and I’ll revise the power strategy once ACUs are available.
Revise power strategy
Export Gerbers later
Recheck layout issues
Locate Vin connection
R4
Resistance
21Ω
R3
Resistance
45Ω
R2
Resistance
10kΩ
J_DC
Q2
R1
Resistance
10kΩ
J_ARD
Q1
C2
Capacitance
100nF
C1
Capacitance
100nF
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uv led driver pcb thumbnail
a pcb contains 2 uv led drivers and arduino connected

Properties

Properties describe core aspects of the project.

Pricing & Availability

Distributor

Qty 1

Arrow

$0.48–$6.10

Digi-Key

$0.82–$8.77

HQonline

$1.49

LCSC

$1.16–$3.20

Mouser

$1.45–$6.95

TME

$0.30–$1.68

Verical

$0.22–$12.48

Controls