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docs apx809s05-29sa-7: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 2d ago
viewers apx809s05-29sa-7: viewers · Ray 1mo ago
apx809s05-29sa-7-etched.fit.json apx809s05-29sa-7: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 2d ago
apx809s05-29sa-7-etched.glb apx809s05-29sa-7: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 2d ago
apx809s05-29sa-7-etched.step apx809s05-29sa-7: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 2d ago
apx809s05-29sa-7.glb Publish 0.1.0 · Ray 1mo ago
apx809s05-29sa-7.kicad_mod Publish 0.1.0 · Ray 1mo ago
apx809s05-29sa-7.kicad_sym Publish 0.1.0 · Ray 1mo ago
apx809s05-29sa-7.lbr Publish 0.1.0 · Ray 1mo ago
apx809s05-29sa-7.step Publish 0.1.0 · Ray 1mo ago
package.json Publish 0.2.0 · Ray 1mo ago
page.json Brief states the pinout check that actually ran (was an unconditional "Datasheet-verified pinout") · Ray 11d ago
README.md apx809s05-29sa-7: laser-etched CAD + chip hero (factory 2.0.0 backfill) · Ray 17d ago

APX809S05-29SA-7

Diodes Incorporated · Supervisor and Reset ICs · SOT-23

APX809S05-29SA-7 from Diodes Incorporated, in a SOT-23. 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 GND power_in Ground reference for the device.
2 RESET output Active-low push-pull RESET output (APX809S variant). Asserts low when VCC drops below the 2.93V (typ) threshold and remains low for at least 240ms (tDELAY) after VCC returns above threshold. Guaranteed valid logic state down to VCC = 1V. VOL <= 0.4V @ ISINK = 3.2mA; VOH >= 0.8*VCC @ ISOURCE = 500µA.
3 VCC power_in Operating voltage input, 1.0V to 5.5V recommended (6.0V abs max). Also the monitored supply; internal comparator trips at VTH = 2.89-2.97V (typ 2.93V) for the -29 option. 7µA typical supply current, 100nF decoupling capacitor recommended.

Key specifications

Parameter Value
Manufacturer Diodes Incorporated
Package SOT-23
Category PMIC
Pins 3

Ordering variants

  • APX809S05-29SA-7
  • APX809S05-29SA-7SR-7

CAD (KiCad official)

  • Symbol: APX809S05-29SA-7
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: apx809s05-29sa-7-etched.step / apx809s05-29sa-7-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); apx809s05-29sa-7.step / apx809s05-29sa-7.glb are the bare package body.

3D model downloads

Two STEP files. Same geometry, different body top:

File Size Use it when
apx809s05-29sa-7.step 59 KB You want the bare part, or you mark your own boards.
apx809s05-29sa-7-etched.step 3.0 MB You want the part with APX809S05-29SA-7 already on it.

The marking in the etched file is real recessed geometry cut into the solid, not a texture or a decal: 700 faces against 69 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: Diodes Incorporated datasheet (10 pp, sha256 b644892b2c8d0948, 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