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MM3Z5V6
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ST Semtech Zener Diodes, SOD-323. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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MM3Z5V6
ST Semtech · Zener Diodes · SOD-323
MM3Z5V6 from ST Semtech, in a SOD-323. 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 of the Zener diode (pin 1 per the pinning table; Zener voltage 5.2...6 V at IZT = 5 mA for MM3Z5V6). |
| 2 | A | passive | Anode of the Zener diode (pin 2 per the pinning table). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | ST Semtech |
| Package | SOD-323 |
| 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 Range | VZT | 5.2 | 5.6 | 6 | V | at IZT = 5 mA, pulsed (20 ms) | 2 |
| Dynamic Impedance | ZZT | 80 | Ω | at IZT = 5 mA | 2 | ||
| Reverse Leakage Current | IR | 1 | µA | at VR = 2.5 V | 2 | ||
| Forward Voltage | VF | 0.9 | V | at IF = 10 mA, Ta = 25 °C | 1 | ||
| Thermal Resistance Junction to Ambient Air | RθJA | 417 | °C/W | Ta = 25 °C | 1 | ||
| Power Dissipation | Ptot | 300 | mW | Ta = 25 °C | 1 | ||
| Junction Temperature | Tj | 150 | °C | Ta = 25 °C | 1 | ||
| Storage Temperature Range | Tstg | -55 | 150 | °C | Ta = 25 °C | 1 | |
| Nominal Zener Voltage | Vznom | 5.6 | V | at IZT = 5 mA | 2 | ||
| Zener Voltage Tolerance | -5 | 5 | % | approximately | 1 |
CAD (KiCad official)
- Symbol:
MM3Z5V6 - Footprint:
Diode_SMD:D_SOD-323 - 3D model: SOD-323 (KiCad packages3D, STEP)
- 3D model files:
mm3z5v6-etched.step/mm3z5v6-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);mm3z5v6.step/mm3z5v6.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: ST Semtech datasheet (4 pp, sha256
8fc2587390375e70, retrieved 2026-10-22, tier: lcsc) - 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).
# MM3Z5V6
**ST Semtech** · Zener Diodes · SOD-323
MM3Z5V6 from ST Semtech, in a SOD-323. 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 of the Zener diode (pin 1 per the pinning table; Zener voltage 5.2...6 V at IZT = 5 mA for MM3Z5V6). |
| 2 | A | passive | Anode of the Zener diode (pin 2 per the pinning table). |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | ST Semtech |
| Package | SOD-323 |
| 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 Range | VZT | 5.2 | 5.6 | 6 | V | at IZT = 5 mA, pulsed (20 ms) | 2 |
| Dynamic Impedance | ZZT | | | 80 | Ω | at IZT = 5 mA | 2 |
| Reverse Leakage Current | IR | | | 1 | µA | at VR = 2.5 V | 2 |
| Forward Voltage | VF | | | 0.9 | V | at IF = 10 mA, Ta = 25 °C | 1 |
| Thermal Resistance Junction to Ambient Air | RθJA | | | 417 | °C/W | Ta = 25 °C | 1 |
| Power Dissipation | Ptot | | | 300 | mW | Ta = 25 °C | 1 |
| Junction Temperature | Tj | | | 150 | °C | Ta = 25 °C | 1 |
| Storage Temperature Range | Tstg | -55 | | 150 | °C | Ta = 25 °C | 1 |
| Nominal Zener Voltage | Vznom | | 5.6 | | V | at IZT = 5 mA | 2 |
| Zener Voltage Tolerance | | -5 | | 5 | % | approximately | 1 |
## CAD (KiCad official)
- Symbol: `MM3Z5V6`
- Footprint: `Diode_SMD:D_SOD-323`
- 3D model: SOD-323 (KiCad packages3D, STEP)
- 3D model files: `mm3z5v6-etched.step` / `mm3z5v6-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `mm3z5v6.step` / `mm3z5v6.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [ST Semtech datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586178755681259520) (4 pp, sha256 `8fc2587390375e70`, retrieved 2026-10-22, tier: lcsc)
- **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](docs/mm3z5v6-datasheet.pdf)