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MM1Z2V4B
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Slkor SLKORMICRO Elec Zener Diodes, SOD-123. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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MM1Z2V4B
Slkor SLKORMICRO Elec · Zener Diodes · SOD-123
MM1Z2V4B from Slkor SLKORMICRO Elec, 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 of the zener diode, pin 1 in the PINNING table and top-view outline; the datasheet gives no pin-specific limits, and the device total power dissipation is max. 500 mW. |
| 2 | Anode | passive | Anode of the zener diode, pin 2 in the PINNING table and top-view outline; the datasheet gives no pin-specific limits, and the device total power dissipation is max. 500 mW. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Slkor SLKORMICRO Elec |
| 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 range (Vznom 2.4 V nominal) | VZ | 2.3 | 2.4 | 2.65 | V | IZ = 5 mA; pulsed 20 ms (footnote 1) | 2 |
| Dynamic impedance | ZZT | 100 | Ω | IZ = 5 mA; very small AC current signal (footnote 2) | 2 | ||
| Reverse leakage current | IR | 120 | μA | VR = 1 V | 2 | ||
| Forward voltage | VF | 0.9 | V | IF = 10 mA | 1 | ||
| Power dissipation | Ptot | 500 | 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 | |
| Thermal resistance junction to ambient air | RthA | 340 | °C/W | Ta = 25 °C | 1 |
CAD (KiCad official)
- Symbol:
MM1Z2V4B - Footprint:
Diode_SMD:D_SOD-123F - 3D model: SOD-123 (KiCad packages3D, STEP)
- 3D model files:
mm1z2v4b-etched.step/mm1z2v4b-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);mm1z2v4b.step/mm1z2v4b.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Slkor SLKORMICRO Elec datasheet (3 pp, sha256
07e5022850b55b9a, 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).
# MM1Z2V4B
**Slkor SLKORMICRO Elec** · Zener Diodes · SOD-123
MM1Z2V4B from Slkor SLKORMICRO Elec, 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 of the zener diode, pin 1 in the PINNING table and top-view outline; the datasheet gives no pin-specific limits, and the device total power dissipation is max. 500 mW. |
| 2 | Anode | passive | Anode of the zener diode, pin 2 in the PINNING table and top-view outline; the datasheet gives no pin-specific limits, and the device total power dissipation is max. 500 mW. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Slkor SLKORMICRO Elec |
| 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 range (Vznom 2.4 V nominal) | VZ | 2.3 | 2.4 | 2.65 | V | IZ = 5 mA; pulsed 20 ms (footnote 1) | 2 |
| Dynamic impedance | ZZT | | | 100 | Ω | IZ = 5 mA; very small AC current signal (footnote 2) | 2 |
| Reverse leakage current | IR | | | 120 | μA | VR = 1 V | 2 |
| Forward voltage | VF | | | 0.9 | V | IF = 10 mA | 1 |
| Power dissipation | Ptot | | | 500 | 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 |
| Thermal resistance junction to ambient air | RthA | | | 340 | °C/W | Ta = 25 °C | 1 |
## CAD (KiCad official)
- Symbol: `MM1Z2V4B`
- Footprint: `Diode_SMD:D_SOD-123F`
- 3D model: SOD-123 (KiCad packages3D, STEP)
- 3D model files: `mm1z2v4b-etched.step` / `mm1z2v4b-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `mm1z2v4b.step` / `mm1z2v4b.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Slkor SLKORMICRO Elec datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603026913238016000) (3 pp, sha256 `07e5022850b55b9a`, 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/mm1z2v4b-datasheet.pdf)