component

SZMM5Z24VT1G

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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package.json Publish 0.1.0 · Ray 1d ago
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szmm5z24vt1g-etched.glb Publish 0.1.0 · Ray 1d ago
szmm5z24vt1g-etched.step szmm5z24vt1g: factory component page (tier=mfr) · Ray 1d ago
szmm5z24vt1g-hero.glb szmm5z24vt1g: hero GLB from the etched model (keeps the MPN mark) · Ray 1d ago
szmm5z24vt1g-hero.overlay.json Publish 0.1.0 · Ray 1d ago
szmm5z24vt1g.glb Publish 0.1.0 · Ray 1d ago
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szmm5z24vt1g.kicad_sym Publish 0.1.0 · Ray 1d ago
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SZMM5Z24VT1G

onsemi · Zener Diodes · SOD-523

SZMM5Z24VT1G 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 (polarity band) of the Zener diode; for the 24 V part (SZMM5Z24VT1G) VZ is 22.8 V min, 24.2 V nom, 25.6 V max at IZT = 5 mA.
2 Anode passive Anode of the Zener diode; forward voltage is 0.9 V max at IF = 10 mA.

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
Zener Voltage VZ1 VZ1 22.8 24.2 25.6 V IZT1 = 5 mA, TA = 25°C 3
Zener Voltage VZ2 VZ2 22.7 25.5 V IZT2 = 1 mA, TA = 25°C 3
Maximum Zener Impedance ZZT 70 Ω @ IZT 3
Maximum Zener Impedance ZZK 120 Ω @ IZK = 1.0 mA 3
Reverse Leakage Current IR 0.05 µA @ VR = 16.8 V 3
Temperature Coefficient of VZ VZ 18.4 22 mV/k @ IZT 3
Maximum Capacitance C 80 pF VR = 0, f = 1 MHz 3
Forward Voltage VF 0.9 V IF = 10 mA 2
Total Device Dissipation FR-4 Board PD 500 mW TA = 25°C, FR-4 board, mounting pad 1 cm2 1
Derate above 25°C PD 4 mW/°C Derate above 25°C 1
Thermal Resistance, Junction-to-Ambient RθJA 250 °C/W FR-4 board, mounting pad 1 cm2 1
Junction and Storage Temperature Range TJ, Tstg -65 150 °C 1

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 LEAD FINISH: 100% Matte Sn (Tin) MOUNTING POSITION: Any 1

CAD (KiCad official)

  • Symbol: SZMM5Z24VT1G
  • Footprint: Diode_SMD:D_SOD-523
  • 3D model: SOD-523 (KiCad packages3D, STEP)
  • 3D model files: szmm5z24vt1g-etched.step / szmm5z24vt1g-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); szmm5z24vt1g.step / szmm5z24vt1g.glb are the bare package body.

Provenance

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

  • Datasheet: onsemi datasheet (5 pp, sha256 1364864f832bb3f7, retrieved 2026-10-23, tier: manufacturer)
  • 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