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2 layers81 × 56 mmGReX Power, the printed circuit board in 3D

Hardware design for the Box's power supply

Size
81 × 56 mm
Copper layers
2
Thickness
1.6 mm
Parts
70
Nets
28
Pads
138
Tracks, vias
126, 77
Pours
5
Routed
Yes
KiCad
KiCad 6 (file 20211014)
Created
22 Oct 2022
Updated
10 Nov 2022

Overview

GReX Power is an open-source printed circuit board by GReX-Telescope, from the GReX-Telescope/PSU repository on GitHub. It is a 2-layer board of 81 × 56 mm with 70 parts on 28 nets, routed with 126 tracks and 77 vias.

It is built around the TPS5430DDAR, KT-0603R and CL31A226KAHNNNE, with the CL21B103KBANNNC, SMDRI127-150MT and SS54 among its other parts. Its parts include 12 resistors, 9 capacitors, 8 diodes, 8 connectors and 3 inductors.

Main components

11

Parts

70
QtyValueFootprintReferences
8G***kibuzzard-635356BAkibuzzard-635356BA, kibuzzard-635356BA, kibuzzard-635356BA, kibuzzard-635356BA, kibuzzard-635356BA, kibuzzard-635356BA, kibuzzard-635356BA, kibuzzard-635356BA
8Screw_Terminal_01x02TerminalBlock_Phoenix:TerminalBlock_Phoenix_PT-1,5-2-5.0-H_1x02_P5.00mm_HorizontalJ1, J2, J3, J4, J5, J6, J7, J8
5LEDLED_SMD:LED_0603_1608MetricD1, D5, D6, D7, D8
422uCapacitor_SMD:C_1206_3216MetricC1, C2, C3, C4
4MountingHole_PadMountingHole:MountingHole_3.2mm_M3_Pad_TopBottomH1, H2, H3, H4
310kResistor_SMD:R_0402_1005MetricR2, R4, R6
210nCapacitor_SMD:C_0805_2012MetricC6, C7
2150Resistor_SMD:R_0603_1608MetricR3, R11
215uInductor_SMD:L_12x12mm_H6mmL1, L2
2510Resistor_SMD:R_0603_1608MetricR9, R10
2D_SchottkyDiode_SMD:D_SMAD3, D4
2TPS5430DDAPackage_SO:TI_SO-PowerPAD-8_ThermalViasU1, U2
1100Resistor_SMD:R_0402_1005MetricR1
110uCapacitor_Tantalum_SMD:CP_EIA-3216-18_Kemet-AC5
110uInductor_SMD:L_7.3x7.3_H3.5L3
11N4148WSDiode_SMD:D_SOD-323D2
12.32kResistor_SMD:R_0402_1005MetricR7
1220uCapacitor_Tantalum_SMD:CP_EIA-7343-31_Kemet-DC9
12N7002Package_TO_SOT_SMD:SOT-23Q1
13.24kResistor_SMD:R_0402_1005MetricR5
1330Resistor_SMD:R_0603_1608MetricR12
1330uCapacitor_Tantalum_SMD:CP_EIA-6032-20_AVX-FC8
15.1Resistor_SMD:R_0805_2012MetricR8
1G***kibuzzard-635357D9kibuzzard-635357D9
1G***kibuzzard-63535B95kibuzzard-63535B95
1G***kibuzzard-6353597Dkibuzzard-6353597D
1G***kibuzzard-636D460Akibuzzard-636D460A
1G***kibuzzard-63535793kibuzzard-63535793
1G***kibuzzard-635358CDkibuzzard-635358CD
1G***kibuzzard-6353591Akibuzzard-6353591A
1G***kibuzzard-6353567Ckibuzzard-6353567C
1G***kibuzzard-63536C4Fkibuzzard-63536C4F
1G***kibuzzard-63536C86kibuzzard-63536C86
1G***kibuzzard-63536BCBkibuzzard-63536BCB
1G***kibuzzard-63535821kibuzzard-63535821
1G***kibuzzard-6353574Fkibuzzard-6353574F
1G***kibuzzard-63536C42kibuzzard-63536C42
1G5Q-1Relay_THT:Relay_SPDT_Omron-G5Q-1K1

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Questions

How big is the GReX Power PCB?

It measures 81 × 56 mm and has 2 copper layers, 1.6 mm thick.

What parts does the GReX Power use?

70 parts, built around the TPS5430DDAR, KT-0603R, CL31A226KAHNNNE and CL21B103KBANNNC. 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 GReX Power KiCad files?

From the GReX-Telescope/PSU repository on GitHub, at the commit this page was made from: the board is GReX_Power.kicad_pcb and its schematic GReX_Power.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the GReX Power design in my own project?

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