Pololu S7V8A step-up/step-down regulator (#2118) — board outline and 1 × 4 header holes — dimension sheet
Source: Xem Studio, https://xemstudio.com/objects/pololu-s7v8a-step-up-step-down-regulator/  (sheet CC BY 4.0)
Basis: Pololu's S7V8x dimension drawing and S7V8A product page (#2118).
Catalog version: 2026-10-20

Overall (mm): length 16.51, width 11.43, height 1.02
- Exact nominal dimensions. PCB 11.43 × 16.51 × 1.02 mm (0.45 × 0.65 in), square corners; datum is the board centre, bottom on z=0.
- No mounting holes: the board mounts by one 1 × 4 header row (SHDN, VIN, GND, VOUT).
- Four header holes Ø1.02 on 2.54 mm pitch at x = −3.81, −1.27, +1.27, +3.81, y = −6.985 (1.27 mm from the short edge; outer holes 1.91 mm from the side edges).
- Components rise about 1.8 mm above the top face (2.82 mm total; Pololu lists 0.1 in / 3 mm overall): allow 3 mm height clearance. Components are not modelled.
- Same board for S7V8F3 (#2122) and S7V8F5 (#2123).

hole  x mm  y mm  diameter mm
1  -3.81  -6.985  1.02
2  -1.27  -6.985  1.02
3  1.27  -6.985  1.02
4  3.81  -6.985  1.02

Files elsewhere (not hosted by Xem Studio; license as stated by the publisher):
- Pololu: Pololu adjustable step-up/step-down regulator S7V8A (#2118) — web — Publisher's page; dimensions are facts — https://www.pololu.com/product/2118
- Pololu: S7V8x step-up/step-down regulator dimensions (PDF) — web — Publisher's page; dimensions are facts — https://www.pololu.com/file/0J1442/s7v8x-step-up-step-down-voltage-regulator-dimensions.pdf
- Pololu: S7V8A 3D model (STEP) — web — Publisher's page; dimensions are facts — https://www.pololu.com/file/0J1373/pololu-adjustable-step-up_step-down-voltage-regulator-s7v8a.step

Free files (CC BY 4.0, Xem Studio; STEP + STL, 1 parts): https://xemstudio.com/files/hardware/pololu-s7v8a-step-up-step-down-regulator/index.json
API: https://xemstudio.com/api/geometry?object=pololu-s7v8a-step-up-step-down-regulator