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docs spx5205m5-l-5-0: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
viewers pin 1: carry the footprint's marker into the .lbr, the viewer and page.json (silk-marker, drawn, top-left) · Ray
package.json Publish 0.2.0 · Ray
pads.json pin 1: carry the footprint's marker into the .lbr, the viewer and page.json (silk-marker, drawn, top-left) · Ray
page.json spx5205m5-l-5-0: component.models_3d pose record per STEP (Z-up, seated z=0, pad-centre origin, identity binding) · Ray
README.md spx5205m5-l-5-0: laser-etched CAD + chip hero (factory 2.0.0 backfill) · Ray
spx5205m5-l-5-0-etched.fit.json spx5205m5-l-5-0: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
spx5205m5-l-5-0-etched.glb spx5205m5-l-5-0: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
spx5205m5-l-5-0-etched.step spx5205m5-l-5-0: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
spx5205m5-l-5-0.glb Publish 0.1.0 · Ray
spx5205m5-l-5-0.kicad_mod Publish 0.1.0 · Ray
spx5205m5-l-5-0.kicad_sym Publish 0.1.0 · Ray
spx5205m5-l-5-0.lbr rebuild the library on adom-lbr 2.32.0. The published copy was built by 2.18.0, which imported every KiCad roundrect an… · Ray
spx5205m5-l-5-0.step Publish 0.1.0 · Ray

SPX5205M5-L-5-0

MaxLinear · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-23-5

SPX5205M5-L-5-0 from MaxLinear, in a SOT-23-5. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 VIN power_in Unregulated input supply. Recommended operating range +2.5V to +16V (absolute max -20V to +20V). A 1μF input capacitor is recommended for stability.
2 GND power_in Device ground return. Also carries the ground pin (quiescent) current, typically 750μA at 100mA load.
3 EN input Active-high enable input. Drive ≥2.0V to enable the regulator; drive ≤0.4V to disable (zero off-mode current). May be tied directly to VIN. Absolute max -20V to +20V.
4 BYP passive Reference bypass pin. Connect an optional 10nF capacitor from BYP to GND to reduce output noise to ~40μVRMS. The internal reference is available here. May be left unconnected for fast turn-on; larger CBYP slows start-up. On the adjustable version this pin becomes ADJ; on this 5.0V fixed variant it is BYP.
5 VOUT power_out Regulated 5.0V output, up to 150mA. Requires an output capacitor for stability; a 1μF (typ) to 2.2μF ceramic/tantalum is typical. Current limit ~500mA typ; internally thermally limited.

Key specifications

Parameter Value
Manufacturer MaxLinear
Package SOT-23-5
Category PMIC
Pins 5

Ordering variants

Same part, different packaging or reel option.

  • SPX5205M5-L-5-0/TR
  • SPX5205M5-L/TR
  • SPX5205M5-L-1-2/TR
  • SPX5205M5-L-1-8/TR
  • SPX5205M5-L-2-5/TR
  • SPX5205M5-L-3-0/TR
  • SPX5205M5-L-3-3/TR

CAD (KiCad official)

  • Symbol: SPX5205M5-L-5-0
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: spx5205m5-l-5-0-etched.step / spx5205m5-l-5-0-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); spx5205m5-l-5-0.step / spx5205m5-l-5-0.glb are the bare package body.

3D model downloads

Two STEP files. Same geometry, different body top:

File Size Use it when
spx5205m5-l-5-0.step 85 KB You want the bare part, or you mark your own boards.
spx5205m5-l-5-0-etched.step 2.4 MB You want the part with SPX5205M5-L-5-0 already on it.

The marking in the etched file is real recessed geometry cut into the solid, not a texture or a decal: 589 faces against 102 in the bare model. It survives export, section views, and rendering in any CAD tool, and it drops straight into KiCad or Fusion with no extra setup.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: MaxLinear datasheet (8 pp, sha256 421c6d60c0a5736f, retrieved 2026-08-17, tier: manufacturer)
  • Extractor: ds2sf (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF