component
SZMM5Z4689T1G
Public Made by Adomby adom
onsemi Zener Diodes, SOD-523. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownSZMM5Z4689T1G
onsemi · Zener Diodes · SOD-523
SZMM5Z4689T1G 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; reverse Zener voltage VZ is 4.85 V min, 5.1 V nom, 5.36 V max at IZT = 50 µA for the 4689 device. |
| 2 | Anode | passive | Anode of the Zener diode; forward voltage VF 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 | VZ | 4.85 | 5.1 | 5.36 | V | @ IZT = 50 µA, TA = 25°C, TL = 30°C ±1°C | 3 |
| Reverse Leakage Current | IR | 10 | µA | @ VR = 3 V | 3 | ||
| Forward Voltage | VF | 0.9 | V | IF = 10 mA | 2 | ||
| Total Power Dissipation on FR-5 Board | PD | 500 | mW | @ TL = 75°C | 1 | ||
| Power Derating above 75°C | PD | 4 | mW/°C | Derated above 75°C | 1 | ||
| Junction and Storage Temperature Range | TJ, Tstg | -55 | 150 | °C | 1 | ||
| Thermal Resistance, Junction-to-Ambient | RθJA | 250 | °C/W | Infrared Scan Method | 1 | ||
| Maximum Case Temperature for Soldering | 260 | °C | 10 seconds | 1 |
CAD (KiCad official)
- Symbol:
SZMM5Z4689T1G - Footprint:
Diode_SMD:D_SOD-523 - 3D model: SOD-523 (KiCad packages3D, STEP)
- 3D model files:
szmm5z4689t1g-etched.step/szmm5z4689t1g-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);szmm5z4689t1g.step/szmm5z4689t1g.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: onsemi datasheet (7 pp, sha256
ee51791d8c8828b5, retrieved 2026-10-27, tier: manufacturer) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text), consensusclaude-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).