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SZMM3Z36VST1G

onsemi · Zener Diodes · SOD-323

SZMM3Z36VST1G from onsemi, in a SOD-323. 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, indicated by the polarity band (Style 1); the SZMM3Z36VST1G has VZ of 35.07 V min to 36.87 V max at IZT = 5 mA.
2 Anode passive Anode of the Zener diode (Style 1), with forward voltage of 0.9 V max at IF = 10 mA.

Key specifications

Parameter Value
Manufacturer onsemi
Package SOD-323
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
Zener Voltage VZ 35.07 36.87 V IZT = 5.0 mA, TA = 25°C 3
Maximum Zener Impedance at IZK ZZK 500 Ω IZ = 0.5 mA 3
Maximum Zener Impedance at IZT ZZT 90 Ω IZ = IZT, 10% mod 3
Reverse Leakage Current IR 0.05 µA VR = 25.2 V 3
Temperature Coefficient of VZ dVZ/dt 30.4 37.4 mV/K IZT1 = 5 mA 3
Capacitance C 70 pF VR = 0, f = 1 MHz 3
Forward Voltage VF 0.9 V IF = 10 mA 2
Total Device Dissipation FR-4 Board PD 300 mW TA = 25°C, FR-4 board, 1 cm2 pad 2
Derate above 25°C PD 2.4 mW/°C Above 25°C 2
Thermal Resistance Junction-to-Ambient RθJA 416 °C/W FR-4 board, 1 cm2 pad 2
Junction and Storage Temperature Range TJ, Tstg -65 150 °C 2
Test Current IZT 5 mA 3

Materials and finish

As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).

Part Material Colour / plating Datasheet says Page
contacts tin LEADS: Plated with Pb−Sn or Sn only (Pb−Free) POLARITY: Cathode indicated by polarity band 1

CAD (KiCad official)

  • Symbol: SZMM3Z36VST1G
  • Footprint: Diode_SMD:D_SOD-323
  • 3D model: SOD-323 (KiCad packages3D, STEP)
  • 3D model files: szmm3z36vst1g-etched.step / szmm3z36vst1g-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); szmm3z36vst1g.step / szmm3z36vst1g.glb are the bare package body.

Provenance

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

  • Datasheet: onsemi datasheet (6 pp, sha256 80660f3815310dcb, retrieved 2026-10-22, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-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