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MM3Z5V1
Public Made by Adomby adom
Shandong Jingdao Microelectronics Zener Diodes, SOD-323. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownMM3Z5V1
Shandong Jingdao Microelectronics · Zener Diodes · SOD-323
MM3Z5V1 from Shandong Jingdao Microelectronics, 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 | Cathode | passive | Cathode of the zener diode; MM3Z5V1 has 5.1V nominal zener voltage (4.8V to 5.4V at IZT = 5 mA) and 200 mW maximum power dissipation. |
| 2 | Anode | passive | Anode of the zener diode; forward voltage is 0.9 V at IF = 10 mA and operating and storage temperature range is -55 to +150 °C. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Shandong Jingdao Microelectronics |
| 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 | VZT | 4.8 | 5.1 | 5.4 | V | at IZT = 5 mA, pulse 20 ms | 2 |
| Test Current | IZT | 5 | mA | 2 | |||
| Dynamic Impedance | ZZT | 130 | Ω | at IZT | 2 | ||
| Reverse Current | IR | 2 | μA | at VR = 1.5 V | 2 | ||
| Forward Voltage | VF | 0.9 | V | IF = 10 mA | 1 | ||
| Power Dissipation | Ptot | 200 | mW | Ta = 25 °C | 1 | ||
| Operating and Storage Temperature Range | Tj, Tstg | -55 | 150 | °C | 1 | ||
| Thermal Resistance Junction to Ambient | RθJA | 417 | °C/W | PCB mounted, 2.0" x 2.0" copper pads | 1 | ||
| Zener Voltage Tolerance | -5 | 5 | % | approximately | 1 |
CAD (KiCad official)
- Symbol:
MM3Z5V1 - Footprint:
Diode_SMD:D_SOD-323 - 3D model: SOD-323 (KiCad packages3D, STEP)
- 3D model files:
mm3z5v1-etched.step/mm3z5v1-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);mm3z5v1.step/mm3z5v1.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Shandong Jingdao Microelectronics datasheet (3 pp, sha256
a2a64f5f00e4182f, 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).