component
Z1SMA24
Public Made by Adomby adom
(DIOTEC) Zener Diodes, DO-214AC(SMA). Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, 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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Contents
README
markdownZ1SMA24
(DIOTEC) · Zener Diodes · DO-214AC(SMA)
Z1SMA24 from (DIOTEC), in a DO-214AC(SMA). 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 | 1 | passive | Terminal 1 of an unpolarised bidirectional ESD/TVS diode; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised bidirectional ESD/TVS diode; either orientation. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | (DIOTEC) |
| Package | DO-214AC(SMA) |
| 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 (minimum) | VZ | 22.8 | V | IZ = 5 mA | 2 | ||
| Zener voltage (maximum) | VZ | 25.6 | V | IZ = 5 mA | 2 | ||
| Dynamic resistance rzj at f = 1 kHz | rzj | 28 | 80 | Ω | IZ = 5 mA, f = 1 kHz | 2 | |
| Dynamic resistance rzj at f = 1 kHz | rzj | 220 | Ω | IZ = 1 mA, f = 1 kHz | 2 | ||
| Temperature coefficient of Z-voltage | αVZ | 7 | 9.5 | 10-4 /°C | 2 | ||
| Reverse voltage | VR | 18 | V | IR = 1 μA | 2 | ||
| Z-current | IZmax | 39 | mA | TA = 50°C | 2 | ||
| Forward voltage | VF | 1 | V | IF = 200 mA, Tj = 25°C | 1 | ||
| Power dissipation | Ptot | 1 | W | TA = 50°C | 1 | ||
| Power dissipation | Ptot | 1.5 | W | TT = 75°C | 1 | ||
| Operating junction temperature | Tj | -50 | 150 | °C | 1 | ||
| Storage temperature | TS | -50 | 175 | °C | 1 | ||
| Typical thermal resistance junction to ambient | RthA | 70 | K/W | 1 | |||
| Typical thermal resistance junction to terminal | RthT | 30 | K/W | 1 |
Materials and finish
As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).
| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| contacts | copper | copper pad per terminal, Montage auf Leiterplatte mit 25 mm2 Kupferpad je Anschluss | 1 |
CAD (KiCad official)
- Symbol:
Z1SMA24 - Footprint:
Diode_SMD:D_SMA - 3D model: DO-214AC(SMA) (KiCad packages3D, STEP)
- 3D model files:
z1sma24-etched.step/z1sma24-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);z1sma24.step/z1sma24.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: (DIOTEC) datasheet (4 pp, sha256
ec05fc8eb170d016, retrieved 2026-10-21, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins, primarytwo-terminal convention(convention), consensusoff(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).