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MMSZ4693T1G
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onsemi Zener Diodes, SOD-123. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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MMSZ4693T1G
onsemi · Zener Diodes · SOD-123
MMSZ4693T1G from onsemi, in a SOD-123. 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, indicated by the polarity band on the package, is the Zener regulating terminal; MMSZ4693T1G has a nominal VZ of 7.5 V (7.13 V min to 7.88 V max) at IZT 50 µA. |
| 2 | Anode | passive | Anode is the opposite terminal of the Zener diode, and the datasheet's maximum junction and storage temperature range is −55 °C to +150 °C. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | onsemi |
| Package | SOD-123 |
| 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 | VZ | 7.13 | 7.5 | 7.88 | V | @ IZT = 50 µA (TA = 25°C) | 3 |
| Forward Voltage | VF | 0.9 | V | @ IF = 10 mA | 3 | ||
| Total Power Dissipation on FR-5 Board | PD | 500 | mW | FR-5 board (Note 1) @ TL = 75°C | 1 | ||
| Junction and Storage Temperature Range | TJ, Tstg | -55 | 150 | °C | 1 | ||
| Thermal Resistance, Junction-to-Ambient | RJA | 340 | °C/W | Note 2 (infrared scan method) | 1 | ||
| Thermal Resistance, Junction-to-Lead | RJL | 150 | °C/W | Note 2 (infrared scan method) | 1 |
CAD (KiCad official)
- Symbol:
MMSZ4693T1G - Footprint:
Diode_SMD:D_SOD-123F - 3D model: SOD-123 (KiCad packages3D, STEP)
- 3D model files:
mmsz4693t1g-etched.step/mmsz4693t1g-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);mmsz4693t1g.step/mmsz4693t1g.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: onsemi datasheet (7 pp, sha256
5cd38d746e62f190, retrieved 2026-10-19, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-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).
# MMSZ4693T1G
**onsemi** · Zener Diodes · SOD-123
MMSZ4693T1G from onsemi, in a SOD-123. 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, indicated by the polarity band on the package, is the Zener regulating terminal; MMSZ4693T1G has a nominal VZ of 7.5 V (7.13 V min to 7.88 V max) at IZT 50 µA. |
| 2 | Anode | passive | Anode is the opposite terminal of the Zener diode, and the datasheet's maximum junction and storage temperature range is −55 °C to +150 °C. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | onsemi |
| Package | SOD-123 |
| 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 | VZ | 7.13 | 7.5 | 7.88 | V | @ IZT = 50 µA (TA = 25°C) | 3 |
| Forward Voltage | VF | | | 0.9 | V | @ IF = 10 mA | 3 |
| Total Power Dissipation on FR-5 Board | PD | | | 500 | mW | FR-5 board (Note 1) @ TL = 75°C | 1 |
| Junction and Storage Temperature Range | TJ, Tstg | -55 | | 150 | °C | | 1 |
| Thermal Resistance, Junction-to-Ambient | RJA | | | 340 | °C/W | Note 2 (infrared scan method) | 1 |
| Thermal Resistance, Junction-to-Lead | RJL | | | 150 | °C/W | Note 2 (infrared scan method) | 1 |
## CAD (KiCad official)
- Symbol: `MMSZ4693T1G`
- Footprint: `Diode_SMD:D_SOD-123F`
- 3D model: SOD-123 (KiCad packages3D, STEP)
- 3D model files: `mmsz4693t1g-etched.step` / `mmsz4693t1g-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `mmsz4693t1g.step` / `mmsz4693t1g.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [onsemi datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590224263715323904) (7 pp, sha256 `5cd38d746e62f190`, retrieved 2026-10-19, 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](docs/mmsz4693t1g-datasheet.pdf)