component
SMA2EZ24
Public Made by Adomby adom
amsem 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
markdownSMA2EZ24
amsem · Zener Diodes · DO-214AC(SMA)
SMA2EZ24 from amsem, 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 | K | passive | Cathode: the banded/marked end per the datasheet; pad 1 of the KiCad diode footprint. |
| 2 | A | passive | Anode. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | amsem |
| 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 tolerance (standard, no tolerance suffix in MPN) | -10 | 10 | % | Standard tolerance; other tolerances available upon request | 1 | ||
| Maximum Zener Impedance | ZZT | 13 | Ohms | @ IZT = 20.8 mA | 2 | ||
| Maximum Zener Impedance at knee | ZZk | 750 | Ohms | @ IZK = 0.25 mA | 2 | ||
| Reverse leakage current | IR | 0.5 | µA | @ VR = 18.2 Volts | 2 | ||
| Maximum Zener Current | IZM | 76 | Madc | 2 | |||
| Peak Pulse Power Dissipation | PD | 2 | Watts | Mounted on 5.0 mm² land areas (Note A) | 1 | ||
| Peak forward Surge Current | IFSM | 15 | Amps | 8.3 ms single half sine-wave superimposed on rated load (JEDEC Method) (Note B) | 1 | ||
| Operating Junction and Storage Temperature Range | TJ,TSTG | -55 | 150 | °C | 1 | ||
| Nominal Zener Voltage | Vz | 24 | volts | @ IZT = 20.8 mA (Note 2) | 2 | ||
| Power derating above 75 °C | 24 | mW/°C | Derate above 75 °C; Mounted on 5.0 mm² land areas (Note A) | 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 | tin | Terminals: Pure tin plated lead free, solderable per MIL-STD-750, Method 2025 | 1 |
CAD (KiCad official)
- Symbol:
SMA2EZ24 - Footprint:
Diode_SMD:D_SMA - 3D model: DO-214AC(SMA) (KiCad packages3D, STEP)
- 3D model files:
sma2ez24-etched.step/sma2ez24-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);sma2ez24.step/sma2ez24.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: amsem datasheet (5 pp, sha256
89deadb80474e450, retrieved 2026-10-21, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins, primarycathode-band 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).