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docs ln1134a282mr-g: 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
ln1134a282mr-g-etched.fit.json ln1134a282mr-g: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
ln1134a282mr-g-etched.glb ln1134a282mr-g: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
ln1134a282mr-g-etched.step ln1134a282mr-g: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
ln1134a282mr-g.glb Publish 0.1.0 · Ray
ln1134a282mr-g.kicad_mod Publish 0.1.0 · Ray
ln1134a282mr-g.kicad_sym Publish 0.1.0 · Ray
ln1134a282mr-g.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
ln1134a282mr-g.step Publish 0.1.0 · 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 ln1134a282mr-g: component.models_3d pose record per STEP (Z-up, seated z=0, pad-centre origin, identity binding) · Ray
README.md ln1134a282mr-g: laser-etched CAD + chip hero (factory 2.0.0 backfill) · Ray

LN1134A282MR-G

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

LN1134A282MR-G from NATLINEAR, 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 Regulator input supply. Operating range 2.0 V to 7 V (absolute max VSS+8 V). Requires a ≥1.0 µF input capacitor (C1) to VSS close to the pin.
2 VSS power_in Ground / common return for the regulator. Reference node for VIN, VOUT and CE.
3 CE input Chip enable. Active-high with internal pull-down resistor on the 'A' variant, so the regulator stays off if CE is left floating. VCEH ≥ 1.6 V enables the output; VCEL ≤ 0.25 V shuts it down. VON/OFF absolute max is VSS-0.3 V to VIN+0.3 V.
4 NC unconnected No internal connection on the SOT-23-5 / SOT-353 / SC70-5 package. Leave floating or tie to a stable potential; do not use as a routing via.
5 VOUT power_out Regulated 2.8 V output (±2.0 % accuracy). Requires ≥1.0 µF output capacitor (C2, tantalum recommended, 2.2 µF typical). Delivers up to 300 mA when VIN ≥ VOUT+1 V; internal current limiter protects against overload.

Key specifications

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

Ordering variants

Same part, different packaging or reel option.

  • LN1134A282MR-GM
  • LN1134A282MR-GK
  • LN1134A282MR-GC
  • LN1134A282MR-GD

CAD (KiCad official)

  • Symbol: LN1134A282MR-G
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: ln1134a282mr-g-etched.step / ln1134a282mr-g-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ln1134a282mr-g.step / ln1134a282mr-g.glb are the bare package body.

3D model downloads

Two STEP files. Same geometry, different body top:

File Size Use it when
ln1134a282mr-g.step 85 KB You want the bare part, or you mark your own boards.
ln1134a282mr-g-etched.step 2.3 MB You want the part with LN1134A282MR-G already on it.

The marking in the etched file is real recessed geometry cut into the solid, not a texture or a decal: 576 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: NATLINEAR datasheet (11 pp, sha256 6b5d04fe427c104a, retrieved 2026-08-17, tier: lcsc)
  • 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