component

SZMM5Z33VT5G

Public Made by Adom

by adom

onsemi Zener Diodes, SOD-523. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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Made with KiCad 10.0 · needs KiCad 10.0 or later to open · KiCad file format 20260206
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docs Publish 0.1.0 · Ray 10d ago
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package.json Publish 0.1.0 · Ray 10d ago
page.json Set visibility: public · Ray 10d ago
README.md Publish 0.1.0 · Ray 10d ago
szmm5z33vt5g-etched.glb Publish 0.1.0 · Ray 10d ago
szmm5z33vt5g-etched.step szmm5z33vt5g: factory component page (tier=lcsc) · Ray 10d ago
szmm5z33vt5g-hero.glb szmm5z33vt5g: hero GLB from the etched model (keeps the MPN mark) · Ray 10d ago
szmm5z33vt5g-hero.overlay.json Publish 0.1.0 · Ray 10d ago
szmm5z33vt5g.glb Publish 0.1.0 · Ray 10d ago
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szmm5z33vt5g.kicad_sym Publish 0.1.0 · Ray 10d ago
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szmm5z33vt5g.step Publish 0.1.0 · Ray 10d ago

SZMM5Z33VT5G

onsemi · Zener Diodes · SOD-523

SZMM5Z33VT5G from onsemi, in a SOD-523. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 Cathode passive Cathode of the Zener diode, marked by the polarity band on the SOD-523 package (STYLE 1: PIN 1 CATHODE, POLARITY BAND).
2 Anode passive Anode of the Zener diode (STYLE 1: PIN 2 ANODE).

Key specifications

Parameter Value
Manufacturer onsemi
Package SOD-523
Category Diodes
Pins 2

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Reverse Zener Voltage @ IZT1 (min/nom/max) VZ1 31 33 35 V IZT1 = 2 mA for 27 to 75 V (Note 1); pulse test, TA = 25°C 3
Reverse Zener Voltage @ IZT2 (min/max) VZ2 30.8 35 V IZT2 = 0.5 mA for 27 to 75 V (Note 1); pulse test, TA = 25°C 3
Maximum Zener Impedance @ IZT ZZT 80 Ω @ IZT 3
Maximum Zener Impedance @ IZK ZZK 300 Ω @ IZK = 1.0 mA 3
Reverse Leakage Current @ VR IR 0.05 µA @ VR = 23.2 V 3
Maximum Temperature Coefficient of VZ VZ 27.4 33.4 mV/k @ IZT 3
Max. Capacitance C 70 pF @ VR = 0, f = 1 MHz 3
Forward Voltage VF 0.9 V @ IF = 10 mA, for all types 2
Total Device Dissipation FR-4 Board PD 500 mW @ TA = 25°C (Note 1), FR-4 board 1
Derate above 25°C PD 4 mW/°C Derate above 25°C 1
Thermal Resistance, Junction-to-Ambient RJA 250 °C/W Note 1, FR-4 board, 1 cm² mounting pad 1
Junction and Storage Temperature Range TJ, Tstg -65 150 °C 1

CAD (KiCad official)

  • Symbol: SZMM5Z33VT5G
  • Footprint: Diode_SMD:D_SOD-523
  • 3D model: SOD-523 (KiCad packages3D, STEP)
  • 3D model files: szmm5z33vt5g-etched.step / szmm5z33vt5g-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); szmm5z33vt5g.step / szmm5z33vt5g.glb are the bare package body.

Provenance

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

  • Datasheet: onsemi datasheet (5 pp, sha256 d2988385d57cf513, retrieved 2026-10-15, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF