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4 layers83 × 82 mmReLoki ECAD, the printed circuit board in 3D

ReLoki is a Infrastructre-free UWB based relative localization system. It uses a combination of TWR and Geometric AoA for full 3D localizattion and message transfer between participating agents.

Size
83 × 82 mm
Copper layers
4
Thickness
1.58 mm
Parts
354
Nets
287
Pads
1,252
Tracks, vias
2,147, 842
Pours
14
Routed
Yes
KiCad
KiCad 8.0 (file 20240108)
Created
29 Jul 2024
Updated
30 Aug 2024

Overview

ReLoki ECAD is an open-source printed circuit board by denjos007, from the denjos007/ReLoki-pub repository on GitHub. It is a 4-layer board of 83 × 82 mm with 354 parts on 287 nets, routed with 2,147 tracks and 842 vias.

It is built around the PL133-37TC, HHM1595A1 and PESD3V3L4UF. Its parts include 154 capacitors, 82 resistors, 18 diodes, 11 ICs and 5 connectors.

Main components

3

README

README.md

ReLoki-pub

ReLoki is a Infrastructre-free UWB based relative localization system. It uses a combination of TWR and Geometric AoA for full 3D localizattion and message transfer between participating agents.

This repository will contain the hardware schematics to get ReLoki operational.

Hardware

The files to fabricate the PCB for ReLoki are in hardware folder.

  1. ReLoki_ECAD: ReLoki Controller PCB
  2. UWB_Antenna_Circular: Individual circular antenna
  3. UWB_Antenna_SqArray: UWB antenna in the uniform circular array configuration
  4. 3D Parts: 3D printed parts for the RTA Antenna array.

Parts

354
QtyValueFootprintReferences
760u1Capacitor_SMD:C_0402_1005MetricC100, C101, C102, C103, C104, C105, C106, C107, C109, C110, C112, C113, C120, C121, C122, C125 +60
32TestPointTestPoint:TestPoint_Pad_D1.0mmTP1, TP2, TP10, TP11, TP12, TP13, TP14, TP15, TP16, TP17, TP18, TP19, TP20, TP21, TP22, TP23 +16
190RResistor_SMD:R_0402_1005MetricR3, R4, R5, R6, R10, R11, R14, R15, R16, R17, R18, R19, R20, R21, R22, R24 +3
1610nCapacitor_SMD:C_0402_1005MetricC5, C10, C18, C21, C23, C28, C29, C31, C34, C62, C90, C118, C150, C151, C153, C154
13270RResistor_SMD:R_0402_1005MetricR1, R2, R12, R13, R37, R43, R44, R51, R52, R59, R60, R67, R68
910KResistor_SMD:R_0402_1005MetricR27, R28, R29, R38, R46, R54, R62, R76, R77
810K DNPResistor_SMD:R_0402_1005MetricR40, R45, R48, R53, R56, R61, R64, R69
810pCapacitor_SMD:C_0402_1005MetricC39, C52, C67, C80, C95, C108, C123, C136
812pCapacitor_SMD:C_0402_1005MetricC58, C59, C86, C87, C114, C115, C142, C143
8330pCapacitor_SMD:C_0402_1005MetricC43, C55, C71, C83, C99, C111, C127, C139
8FiducialFiducial:Fiducial_0.75mm_Mask1.5mmFID1, FID2, FID3, FID4, FID5, FID6, FID7, FID8
8LED_GLED_SMD:LED_0603_1608MetricD1, D2, D3, D4, D9, D11, D13, D15
530RResistor_SMD:R_0402_1005MetricR78, R79, R80, R81, R82
411K 1%Resistor_SMD:R_0402_1005MetricR42, R50, R58, R66
416k 1%Resistor_SMD:R_0402_1005MetricR39, R47, R55, R63
418pCapacitor_SMD:C_0402_1005MetricC40, C68, C96, C124
41p2Capacitor_SMD:C_0402_1005MetricC32, C60, C88, C116
4270R 1%Resistor_SMD:R_0402_1005MetricR41, R49, R57, R65
427pCapacitor_SMD:C_0402_1005MetricC35, C63, C91, C119
447uCapacitor_SMD:C_0603_1608MetricC33, C61, C89, C117
4820pCapacitor_SMD:C_0402_1005MetricC42, C70, C98, C126
4DW1000Package_DFN_QFN:QFN-48-1EP_6x6mm_P0.4mm_EP4.2x4.2mm_ThermalViasU3, U5, U7, U9
4HHM1595A1RF_U:HHM1595A1U4, U6, U8, U10
4LED_YLED_SMD:LED_0603_1608MetricD10, D12, D14, D16
4MountingHoleMountingHole:MountingHole_2.2mm_M2_Pad_ViaH1, H2, H3, H4
4PESD3V3L4UFPackage_TO_SOT_SMD:SOT-886D5, D6, D20, D21
4Uf.lConnector_Coaxial:U.FL_Hirose_U.FL-R-SMT-1_VerticalJ3, J4, J5, J6
3100KResistor_SMD:R_0402_1005MetricR32, R74, R75
322uCapacitor_SMD:C_0603_1608MetricC11, C12, C147
347pCapacitor_SMD:C_0402_1005MetricC15, C17, C22
222pCapacitor_SMD:C_0402_1005MetricC8, C9
233RResistor_SMD:R_0402_1005MetricR72, R73
25.1KResistor_SMD:R_0402_1005MetricR70, R71
28pCapacitor_SMD:C_0402_1005MetricC6, C7
2D_SchottkyDiode_SMD:D_SOD-123FD17, D19
2FerriteInductor_SMD:L_0402_1005Metric_Pad0.77x0.64mm_HandSolderL1, L2
2MountingHoleMountingHole:MountingHole_2.2mm_M2_PadH5, H6
2PL133-37Package_TO_SOT_SMD:SOT-23-6U13, U14
2SW_PushButton_Switch_SMD:Panasonic_EVQPUL_EVQPUCSW1, SW2
10n1Capacitor_SMD:C_0402_1005MetricC145
1100RResistor_SMD:R_0402_1005MetricR31
110n 35VCapacitor_SMD:C_0402_1005MetricC4
110uCapacitor_SMD:C_0603_1608MetricC1
116MHzCrystal_U:Crystal_SMD_Kyocera_CX3225G-2Pin_3.2x2.5mmY1
11nCapacitor_SMD:C_0402_1005MetricC146
124KResistor_SMD:R_0402_1005MetricR36
1280RResistor_SMD:R_0402_1005MetricR25
12k2Resistor_SMD:R_0402_1005MetricR23
12u2Capacitor_SMD:C_0603_1608MetricC27
132.768kHzCrystal:Crystal_SMD_2012-2Pin_2.0x1.2mmY2
14.7uInductor_SMD:L_0603_1608MetricL3
147uF 35VCapacitor_SMD:C_Elec_5x5.8C3
14u7Capacitor_SMD:C_0603_1608MetricC14
14u7 35VCapacitor_SMD:C_0603_1608MetricC2
155KResistor_SMD:R_0402_1005MetricR33
160RResistor_SMD:R_0402_1005MetricR30
162KResistor_SMD:R_0402_1005MetricR34
175KResistor_SMD:R_0402_1005MetricR35
180RResistor_SMD:R_0402_1005MetricR26
1ATX-13Oscillator_U:Oscillator_SMD_Abracon_ATX13-4Pin_2.0x1.6mmU11
1G***kibuzzard-66328F53kibuzzard-66328F53
1G***kibuzzard-6352C089kibuzzard-6352C089
1G***kibuzzard-66328EE8kibuzzard-66328EE8
1G***kibuzzard-6352C008kibuzzard-6352C008
1G***kibuzzard-6352CA9Bkibuzzard-6352CA9B
1G***kibuzzard-6352C032kibuzzard-6352C032
1G***kibuzzard-6352EB6Bkibuzzard-6352EB6B
1G***kibuzzard-6352C04Fkibuzzard-6352C04F
1G***kibuzzard-6352EB70kibuzzard-6352EB70
1G***kibuzzard-6352BF92kibuzzard-6352BF92
1G***kibuzzard-66328FDFkibuzzard-66328FDF
1G***kibuzzard-6352BF52kibuzzard-6352BF52
1G***kibuzzard-66328E0Bkibuzzard-66328E0B
1G***kibuzzard-6352EB8Ekibuzzard-6352EB8E
1G***kibuzzard-6352CA75kibuzzard-6352CA75
1G***kibuzzard-6352EB82kibuzzard-6352EB82
1G***kibuzzard-6352EB77kibuzzard-6352EB77
1G***kibuzzard-6352CAA2kibuzzard-6352CAA2
1G***kibuzzard-6352CA94kibuzzard-6352CA94
1JST_SH_SM08BConnector_JST:JST_SH_SM08B-SRSS-TB_1x08-1MP_P1.00mm_HorizontalJ8

The 342 most common of 354 parts.

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Questions

How big is the ReLoki ECAD PCB?

It measures 83 × 82 mm and has 4 copper layers, 1.58 mm thick.

What parts does the ReLoki ECAD use?

354 parts, built around the PL133-37TC, HHM1595A1 and PESD3V3L4UF. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.

Where can I download the ReLoki ECAD KiCad files?

From the denjos007/ReLoki-pub repository on GitHub, at the commit this page was made from: the board is hardware/ReLoki_ECAD/ReLoki_ECAD.kicad_pcb and its schematic hardware/ReLoki_ECAD/ReLoki_ECAD.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the ReLoki ECAD design in my own project?

Its repository states no licence, so its author keeps all rights: ask denjos007 before reusing the design.