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docs hsm05-7: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 1mo ago
viewers hsm05-7: viewers · Ray 1mo ago
hsm05-7-etched.fit.json hsm05-7: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 1mo ago
hsm05-7-etched.glb hsm05-7: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 1mo ago
hsm05-7-etched.step hsm05-7: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 1mo ago
hsm05-7.glb Publish 0.1.0 · Ray 1mo ago
hsm05-7.kicad_mod Publish 0.1.0 · Ray 1mo ago
hsm05-7.kicad_sym Publish 0.1.0 · Ray 1mo ago
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package.json Publish 0.1.0 · Ray 1mo ago
page.json hsm05-7: component.models_3d pose record per STEP (Z-up, seated z=0, pad-centre origin, identity binding) · Ray 29d ago
README.md hsm05-7: laser-etched CAD + chip hero (factory 2.0.0 backfill) · Ray 1mo ago

HSM05-7

HXY MOSFET · ESD And Surge Protection (TVS/ESD) · SOT-23

HSM05-7 from HXY MOSFET, 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 I/O1 passive Protected I/O line 1. Anode of the first internal ESD steering diode; cathode is tied to pin 3. Connect in series/shunt to the data line requiring transient protection. Reverse working voltage 5.0 V, reverse breakdown 6.0 V min (IT = 1 mA), clamping voltage 9.8 V max at 1 A (8/20 µs) and 18 V max at 17 A (8/20 µs).
2 I/O2 passive Protected I/O line 2. Anode of the second internal ESD steering diode; cathode is tied to pin 3. Same electrical characteristics as pin 1 (VRWM = 5.0 V, VBR = 6.0 V min, VC = 9.8 V @ 1 A / 18 V @ 17 A, CJ ≈ 180 pF typ at VR = 0 V, 1 MHz).
3 COM/K passive Common cathode of both internal ESD diodes. Typically connected to the local power/reference rail (or GND for bidirectional-line protection) to sink ESD/EFT surge current away from the protected I/Os. Reverse leakage current 10 µA max at VRWM = 5.0 V.

Key specifications

Parameter Value
Manufacturer HXY MOSFET
Package SOT-23
Category Circuit Protection
Pins 3

Ordering variants

Same part, different packaging or reel option.

  • HSM05-7

CAD (KiCad official)

  • Symbol: HSM05-7
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: hsm05-7-etched.step / hsm05-7-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); hsm05-7.step / hsm05-7.glb are the bare package body.

Provenance

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

  • Datasheet: HXY MOSFET datasheet (None pp, sha256 445f812871929695, 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