Board connectors: USB Micro-B, Mini-B, RJ45 jack, microSD socket, barrel jacks — dimension sheet
Source: Xem Studio, https://xemstudio.com/objects/usb-rj45-microsd-connectors/  (CC BY 4.0)
Basis: KiCad 3D models of specific manufacturer parts (Molex 47346 micro-B, Lumberg 2486 mini-B, Amphenol RJHSE538X RJ45, Hirose DM3D microSD, CUI PJ-063 barrel jacks)
Catalog version: 2026-10-20

Sizes: see table below
- Micro-B receptacle (Molex 47346): 7.5 × 5.0 × 2.6 mm, opening 6.85 × 1.8 mm; case cutout 8 × 3 mm with 0.5 mm clearance. Mini-B (Lumberg 2486): 9.0 × 7.7 × 3.9, opening 7.7 × 3.0.
- RJ45 jack (Amphenol RJHSE-538X, with LEDs and shield): 21.3 × 15.9 × 13.5 mm, opening 11.7 × 8 mm; most PCB RJ45 jacks share the 16 × 21 footprint. Panel cutout 16 × 14 mm.
- microSD push-push (Hirose DM3D-SF): 14.6 × 14.3 × 1.9 mm; card protrudes 1.5 mm when inserted, 4 mm when ejected: leave a 12 × 2.5 mm slot and a finger notch.
- Barrel jack PJ-063AH/BH (2.0 / 2.5 mm pin, 5.5 mm OD plug): body 9 × 14.5 × 11 mm; panel hole Ø6.5 for the plug plus 0.5 mm.

part  bbox_l_mm  bbox_w_mm  bbox_h_mm
micro-b-molex-47346-0001  8.0  5.4  2.9
mini-b-lumberg-2486-01-horizontal  9.9  9.2  5.0
rj45-amphenol-rjhse538x  18.7  16.5  16.1
microsd-hc-hirose-dm3d-sf  11.9  11.5  1.6
cui-pj-063ah-horizontal  13.0  12.0  10.0
cui-pj-063bh-horizontal  13.0  12.0  10.0

Files elsewhere (not hosted by Xem Studio; license as stated by the publisher):
- KiCad: kicad-packages3D library (origin of these files) — STEP, WRL — CC BY-SA 4.0 with KiCad exception — https://gitlab.com/kicad/libraries/kicad-packages3D

Free files (CC BY-SA 4.0 (KiCad library license, with the KiCad exception), KiCad library contributors; STEP + STL, 6 parts): https://xemstudio.com/files/kicad/usb-rj45-microsd-connectors/index.json
API: https://xemstudio.com/api/geometry?object=usb-rj45-microsd-connectors