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docs mic5205ym5-tr: 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
mic5205ym5-tr-etched.fit.json mic5205ym5-tr: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
mic5205ym5-tr-etched.glb mic5205ym5-tr: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
mic5205ym5-tr-etched.step mic5205ym5-tr: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
mic5205ym5-tr.glb Publish 0.1.0 · Ray
mic5205ym5-tr.kicad_mod Publish 0.1.0 · Ray
mic5205ym5-tr.kicad_sym Publish 0.1.0 · Ray
mic5205ym5-tr.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
mic5205ym5-tr.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 mic5205ym5-tr: component.models_3d pose record per STEP (Z-up, seated z=0, pad-centre origin, identity binding) · Ray
README.md mic5205ym5-tr: laser-etched CAD + chip hero (factory 2.0.0 backfill) · Ray

MIC5205YM5-TR

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

MIC5205YM5-TR from Microchip, 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 IN power_in Unregulated supply input, 2.5 V to 16 V operating (absolute maximum -20 V to +20 V). Requires only a small input capacitor for stability when source impedance is high.
2 GND power_in Device ground return. Ground pin current is the pass-transistor base current plus quiescent current (typ. 600 uA at 100 mA load).
3 EN input CMOS/TTL-compatible enable/shutdown input. V_IH >= 2.0 V enables the regulator; V_IL <= 0.4 V forces shutdown (I_GND drops to ~0.01 uA). Absolute maximum -20 V to +20 V; EN may be tied directly to IN for always-on operation.
4 ADJ input Adjust / feedback input for the adjustable MIC5205YM5 variant. Output voltage is set by an external resistor divider from OUT to ADJ to GND: V_OUT = V_REF x (1 + R2/R1). An optional C_BYP capacitor to GND at this node reduces output noise.
5 OUT power_out Regulated output, 150 mA guaranteed. Requires >= 1 uF output capacitor for basic operation, or >= 2.2 uF (tantalum) with a 470 pF C_BYP for low-noise operation. Typical output noise 260 nV/sqrt(Hz).

Key specifications

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

Ordering variants

Same part, different packaging or reel option.

  • MIC5205YM5-TR
  • MIC5205YM5-TR-2.5YM5
  • MIC5205YM5-TR-2.7YM5
  • MIC5205YM5-TR-2.8YM5
  • MIC5205YM5-TR-2.85YM5
  • MIC5205YM5-TR-2.9YM5
  • MIC5205YM5-TR-3.0YM5
  • MIC5205YM5-TR-3.1YM5
  • MIC5205YM5-TR-3.2YM5
  • MIC5205YM5-TR-3.3YM5
  • MIC5205YM5-TR-3.6YM5
  • MIC5205YM5-TR-4.0YM5
  • MIC5205YM5-TR-5.0YM5

CAD (KiCad official)

  • Symbol: MIC5205YM5-TR
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: mic5205ym5-tr-etched.step / mic5205ym5-tr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); mic5205ym5-tr.step / mic5205ym5-tr.glb are the bare package body.

3D model downloads

Two STEP files. Same geometry, different body top:

File Size Use it when
mic5205ym5-tr.step 85 KB You want the bare part, or you mark your own boards.
mic5205ym5-tr-etched.step 2.2 MB You want the part with MIC5205YM5-TR already on it.

The marking in the etched file is real recessed geometry cut into the solid, not a texture or a decal: 535 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: Microchip datasheet (20 pp, sha256 eb1b12699e800e0d, 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