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Contents

README

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SZBZX84C22ET1G

onsemi · Zener Diodes · SOT-23-3

SZBZX84C22ET1G from onsemi, in a SOT-23-3. 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 Anode passive Anode (A) of the Zener diode. In normal Zener regulation this pin is at the lower (more negative) potential; forward current IF flows from anode to cathode with VF = 0.90 V max @ IF = 10 mA.
2 NC unconnected No internal connection. SOT-23 Style 8 center lead is not bonded to the die; leave floating or tie to a non-critical net per board layout preference.
3 Cathode passive Cathode (K) of the Zener diode, indicated by the polarity band on the package. In Zener regulation this pin is held at the more positive potential; reverse breakdown Vz = 22 V nominal (20.8-23.3 V) @ Izt = 5 mA, max reverse leakage 0.05 µA @ Vr = 15.4 V.

Key specifications

Parameter Value
Manufacturer onsemi
Package SOT-23-3
Category Diodes
Pins 3

Ordering variants

Same part, different packaging or reel option.

  • SZBZX84C22ET1G
  • SZBZX84C22ET3G

CAD (KiCad official)

  • Symbol: SZBZX84C22ET1G
  • Footprint: Package_TO_SOT_SMD:SOT-23-3
  • 3D model: SOT-23-3 (KiCad packages3D, STEP)
  • 3D model files: szbzx84c22et1g-etched.step / szbzx84c22et1g-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); szbzx84c22et1g.step / szbzx84c22et1g.glb are the bare package body.

Provenance

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

  • Datasheet: onsemi datasheet (7 pp, sha256 f2b6d88b8e3f13ae, 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