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Company Libre Space Foundation Board Name LibreCube Board Variant released Sheet 1 of 1
Filename .\satnogs-comms.kicad_pcb Revision 0.3.2 Date 2025-04-08

Stackup/Impedance

Stackup Impedance Controlled Nets

{Stackup}

LVDS-Inner: Trace width (mm): 0.132, Spacing: 0.203, Impedance: 100 (Ohms)
RF-50: Trace width (mm): 0.18, Impedance: 50 (Ohms)
RF-50diff: Trace width (mm): 0.45, Spacing: 0.1, Impedance: 50 (Ohms)
RGMII: Trace width (mm): 0.18, Impedance: 50 (Ohms)
eMMC: Trace width (mm): 0.18, Impedance: 50 (Ohms)

Dimensions/Drill

Dimensions Drills
{Edge.Cuts,User.Comments,F.Silkscreen}
{Drill}

Fabrication Notes

L1

{F.Cu}

L2 (GND)

{In1.Cu}

L3 (MIXED)

{In2.Cu}

L4 (MIXED)

{In3.Cu}

L5 (GND)

{In4.Cu}

L6

{B.Cu}
flipped

Renders

Top View Bottom View
{Render/front/90/0/0}
{Render/bottom/0/0/360}

Top Assembly

Top View Render
{Edge.Cuts,F.Cu,F.Mask,F.Silkscreen}
Front render

Bottom Assembly

Bottom View Render
{B.Cu,B.Mask,B.Silkscreen}
Bottom render

Configuration

Known Issues

Change current limits of RF: #467, Need to change

Fix UV limit in 3V3 Digital PSU