component
MMSZ4690W
Public Made by Adomby adom
YFW Zener Diodes, SOD-123. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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MMSZ4690W
YFW · Zener Diodes · SOD-123
MMSZ4690W from YFW, 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 terminal of the silicon planar Zener diode, as listed in the datasheet pinning (1. Cathode, 2. Anode). |
| 2 | Anode | passive | Anode terminal of the silicon planar Zener diode, as listed in the datasheet pinning (1. Cathode, 2. Anode). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | YFW |
| 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 |
|---|---|---|---|---|---|---|---|
| Zener voltage at IZT | VZT | 5.32 | 5.6 | 5.88 | V | IZT = 50 µA | 2 |
| Reverse current | IR | 10 | µA | VR = 4 V | 2 | ||
| Zener voltage tolerance (family, approximately) | -5 | 5 | % | Approximately ±5%, per datasheet features; no separate tolerance letter in MPN | 1 | ||
| Operating and storage temperature range | Tj, Tstg | -55 | 150 | °C | Operating and storage temperature range | 1 | |
| Thermal resistance, junction to ambient | RθJA | 3 | °C/W | Typical; PCB mounted with 2.0 in x 2.0 in (5 cm x 5 cm) copper pads | 1 |
CAD (KiCad official)
- Symbol:
MMSZ4690W - Footprint:
Diode_SMD:D_SOD-123F - 3D model: SOD-123 (KiCad packages3D, STEP)
- 3D model files:
mmsz4690w-etched.step/mmsz4690w-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);mmsz4690w.step/mmsz4690w.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: YFW datasheet (3 pp, sha256
6937d5226232cdbc, retrieved 2026-10-17, 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).
# MMSZ4690W
**YFW** · Zener Diodes · SOD-123
MMSZ4690W from YFW, 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 terminal of the silicon planar Zener diode, as listed in the datasheet pinning (1. Cathode, 2. Anode). |
| 2 | Anode | passive | Anode terminal of the silicon planar Zener diode, as listed in the datasheet pinning (1. Cathode, 2. Anode). |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | YFW |
| 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 |
|---|---|---|---|---|---|---|---|
| Zener voltage at IZT | VZT | 5.32 | 5.6 | 5.88 | V | IZT = 50 µA | 2 |
| Reverse current | IR | | | 10 | µA | VR = 4 V | 2 |
| Zener voltage tolerance (family, approximately) | | -5 | | 5 | % | Approximately ±5%, per datasheet features; no separate tolerance letter in MPN | 1 |
| Operating and storage temperature range | Tj, Tstg | -55 | | 150 | °C | Operating and storage temperature range | 1 |
| Thermal resistance, junction to ambient | RθJA | | 3 | | °C/W | Typical; PCB mounted with 2.0 in x 2.0 in (5 cm x 5 cm) copper pads | 1 |
## CAD (KiCad official)
- Symbol: `MMSZ4690W`
- Footprint: `Diode_SMD:D_SOD-123F`
- 3D model: SOD-123 (KiCad packages3D, STEP)
- 3D model files: `mmsz4690w-etched.step` / `mmsz4690w-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `mmsz4690w.step` / `mmsz4690w.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [YFW datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603095823945383936) (3 pp, sha256 `6937d5226232cdbc`, retrieved 2026-10-17, 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/mmsz4690w-datasheet.pdf)