Finding PCB Label Options

Work completed:
  • Updated project description to “Compact ESP32-S3 Camera Controller with Joystick, LiPo & USB-C (XIAO Footprint)”
  • Added major ICs: U6, U7
  • Added active components: J2, J1, FPC1, 4× SW1–SW4
  • Added decoupling caps: C3, C4, C5
  • Added protection: D1, D2
  • Completed net connections for power, USB, camera, and inputs with pull-ups R10–R13
  • Ran ERC review and added missing capacitor C5
  • Set PCB outline to 23.0 mm × 17.5 mm (XIAO footprint)
  • Added two M2 mounting holes (Hole1, Hole2)
Tasks not done (require manual review or user decision):
  • Verifying all component footprints and choosing a 4-layer stackup
  • Assigning power planes and configuring ground fill
  • Creating and saving the system architecture diagram (mermaid) and messaging it to you
Success criteria status:
  • ✅ Board fits within the XIAO footprint (23.0 mm × 17.5 mm)
  • ✅ Schematic includes ESP32-S3 camera module, LiPo charger, USB-C, and compact input interface
  • ✅ All critical nets (power, USB, camera, inputs) are connected and passed ERC
Next step: Proceed to verify footprints and configure the PCB stackup (4-layer) so we can assign power planes and ground fill before auto-placement and routing.
Use an adjustable buck module footprint rated 5A+ (prefer XL4015 module or equivalent) with IN+ IN- OUT+ OUT-. If not available, use a generic 4-pin through-hole “Buck Module” placeholder with clearly labeled pins. Create 8V net (OUT+) and connect IN to 12V/GND, OUT to 8V/GND. Keep GND common with ESP32 for the servo signal. Add output bulk capacitor near the servo connector (470–1000uF, ≥16V) plus 100nF. Then run ERC/DRC.
I’ll add a 5A+ buck module footprint, create the 8V rail, add the caps, and run ERC/DRC.
Plan summary:
  1. Place XL4015 module footprint; if unavailable, place a generic 4‑pin TH “Buck Module” with IN+/IN-/OUT+/OUT-.
  2. Create net 8V and wire: IN+→12V, IN-→GND, OUT+→8V, OUT-→GND (common GND with ESP32).
  3. Add 470–1000 µF ≥16 V electrolytic plus 100 nF from 8V to GND near the servo connector.
  4. Run ERC/DRC and report any violations.
Click Start to execute this plan. Let me know if you want a specific servo connector (e.g., 3‑pin header) added next.
Add XL4015 footprint
Use generic placeholder
Pick output bulk caps
Add servo connector
How to run ERC/DRC
U7
3v3
J2 DA+ - J2 DB+
3v3
R OUT
J2 DA+ - J2 DB+
J2 DA+ - J2 DB+
3v3
R PWM
R OUT
J2 DA+ - J2 DB+
R10 P1 - SW1 1
J2 DA+ - J2 DB+
B OUT
R PWM
J2 VBUS2 - U7 VDD_1
R10 P1 - SW1 1
J2 DA+ - J2 DB+
J2 DA+ - J2 DB+
12v
J2 DA+ - J2 DB+
J2 DA+ - J2 DB+
J2 DA+ - J2 DB+
J2 DA+ - J2 DB+
R11 P1 - SW2 1
J2 DA+ - J2 DB+
J2 VBUS2 - U7 VDD_1
J2 VBUS2 - U7 VDD_1
J2 DA+ - J2 DB+
R13 P1 - SW4 1
J2 DA+ - J2 DB+
J2 DA+ - J2 DB+
12v
R11 P1 - SW2 1
3v3
B OUT
R12 P1 - SW3 1
B PWM
R10 P1 - SW1 1
3v3
R11 P1 - SW2 1
J2 DA+ - J2 DB+
12v
3v3
R13 P1 - SW4 1
G OUT
J2 DA+ - J2 DB+
B PWM
J2 DA+ - J2 DB+
J2 DA+ - J2 DB+
R12 P1 - SW3 1
G PWM
3v3
J2 DA+ - J2 DB+
G OUT
R13 P1 - SW4 1
12v
R12 P1 - SW3 1
G PWM
12v
U1
C4
Capacitance
0.1uF
Q2
B
D2
G
Q1
R12
Resistance
100kΩ
Hole1
R13
Resistance
100kΩ
Q3
12V
Hole2
R10
Resistance
100kΩ
C3
Capacitance
0.1uF
R
R11
Resistance
100kΩ
C5
Capacitance
0.1uFF
C1
Capacitance
10uF
U6
J1
U2
C2
Capacitance
10uF
SW2
SW4
SW1
SW3
U5
D1
FPC1
U4
U3
J2

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    Assets

    drawing.png

    drawing.png

    drawingThumbnail

    WLED RGB LED DRIVER.

    WLED RGB LED DRIVER. thumbnail
    Compact ESP32-S3 Camera Controller with Joystick, LiPo & USB-C (XIAO Footprint)

    Properties

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    Pricing & Availability

    Distributor

    Qty 1

    Arrow

    $20.53–$28.69

    Digi-Key

    $31.39–$34.10

    LCSC

    $60.26–$61.90

    Mouser

    $29.72

    TME

    $11.19–$11.33

    Verical

    $24.49–$36.64

    Controls