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MMSZ4708-TP
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MCC Micro Commercial Components Zener Diodes, SOD-123. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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MMSZ4708-TP
MCC Micro Commercial Components · Zener Diodes · SOD-123
MMSZ4708-TP from MCC Micro Commercial Components, 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 | K | passive | Cathode (marked end of the body); the Zener breakdown voltage for MMSZ4708 is 22V nominal (20.9V to 23.1V) at IZT=50µA, with IR 0.01µA max at VR=16.7V. |
| 2 | A | passive | Anode; maximum forward voltage is 0.95V at IF=10mA and steady-state power dissipation is 500mW at TL<75°C. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | MCC Micro Commercial Components |
| 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 (MMSZ4708, nominal 22 V) | VZ | 20.9 | 22 | 23.1 | V | IZT = 50 µA (table column) | 2 |
| Voltage tolerance (VZ) | VZ | -5 | 5 | % | Series tolerance ±5% as printed in features; matches 20.9 V to 23.1 V limits | 1 | |
| Reverse leakage current | IR | 0.01 | µA | VR = 16.7 V | 2 | ||
| Maximum forward voltage | VF | 0.95 | V | IF = 10 mA | 1 | ||
| Steady state power dissipation | PD | 500 | mW | TL < 75°C | 1 | ||
| Operating junction temperature range | TJ | -55 | 150 | °C | 1 | ||
| Storage temperature range | TSTG | -55 | 150 | °C | 1 | ||
| Thermal resistance, junction to ambient | RθJA | 340 | °C/W | Junction to ambient | 1 |
CAD (KiCad official)
- Symbol:
MMSZ4708-TP - Footprint:
Diode_SMD:D_SOD-123F - 3D model: SOD-123 (KiCad packages3D, STEP)
- 3D model files:
mmsz4708-tp-etched.step/mmsz4708-tp-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);mmsz4708-tp.step/mmsz4708-tp.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: MCC Micro Commercial Components datasheet (4 pp, sha256
bcca07b9d839fa19, retrieved 2026-10-18, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text+vision), consensusclaude-opus-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).
# MMSZ4708-TP
**MCC Micro Commercial Components** · Zener Diodes · SOD-123
MMSZ4708-TP from MCC Micro Commercial Components, 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 | K | passive | Cathode (marked end of the body); the Zener breakdown voltage for MMSZ4708 is 22V nominal (20.9V to 23.1V) at IZT=50µA, with IR 0.01µA max at VR=16.7V. |
| 2 | A | passive | Anode; maximum forward voltage is 0.95V at IF=10mA and steady-state power dissipation is 500mW at TL<75°C. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | MCC Micro Commercial Components |
| 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 (MMSZ4708, nominal 22 V) | VZ | 20.9 | 22 | 23.1 | V | IZT = 50 µA (table column) | 2 |
| Voltage tolerance (VZ) | VZ | -5 | | 5 | % | Series tolerance ±5% as printed in features; matches 20.9 V to 23.1 V limits | 1 |
| Reverse leakage current | IR | | | 0.01 | µA | VR = 16.7 V | 2 |
| Maximum forward voltage | VF | | | 0.95 | V | IF = 10 mA | 1 |
| Steady state power dissipation | PD | | | 500 | mW | TL < 75°C | 1 |
| Operating junction temperature range | TJ | -55 | | 150 | °C | | 1 |
| Storage temperature range | TSTG | -55 | | 150 | °C | | 1 |
| Thermal resistance, junction to ambient | RθJA | | 340 | | °C/W | Junction to ambient | 1 |
## CAD (KiCad official)
- Symbol: `MMSZ4708-TP`
- Footprint: `Diode_SMD:D_SOD-123F`
- 3D model: SOD-123 (KiCad packages3D, STEP)
- 3D model files: `mmsz4708-tp-etched.step` / `mmsz4708-tp-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `mmsz4708-tp.step` / `mmsz4708-tp.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [MCC Micro Commercial Components datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590225978011525120) (4 pp, sha256 `bcca07b9d839fa19`, retrieved 2026-10-18, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+vision), consensus `claude-opus-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/mmsz4708-tp-datasheet.pdf)