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Contents

README

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OSD70R550

OSEN · MOSFETs · TO-252

OSD70R550 from OSEN, in a TO-252. 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 G input Gate. Insulated gate control terminal for the N-channel super-junction MOSFET. V_GS(th)=2.5-4.5V; absolute maximum V_GS=±30V. Drive with V_GS=10V for rated R_DS(on)=0.55Ω.
2 D passive Drain. High-voltage power terminal (also connected to the exposed tab of the TO-252 package for heat sinking). V_DSS=700V, I_D=7A continuous, I_DM=28A pulsed.
3 S passive Source. Low-side power terminal and reference for the gate drive. Forms the anode of the intrinsic body diode (I_S=7A, V_SD=1.4V typ at I_S=7A).

Key specifications

Parameter Value
Manufacturer OSEN
Package TO-252
Category Transistors/Thyristors
Pins 3

CAD (KiCad official)

  • Symbol: OSD70R550
  • Footprint: Package_TO_SOT_SMD:TO-252-2
  • 3D model: TO-252 (KiCad packages3D, STEP)
  • 3D model files: osd70r550-etched.step / osd70r550-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); osd70r550.step / osd70r550.glb are the bare package body.

Provenance

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

  • Datasheet: OSEN datasheet (None pp, sha256 2a02d138fc099064, 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