component
1SMA4744AG
Public Made by Adomby adom
Shikues Zener Diodes, SMA. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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1SMA4744AG
Shikues · Zener Diodes · SMA
1SMA4744AG from Shikues, in a 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 | Cathode | passive | Zener diode cathode terminal, listed as pin 1 in the PINNING table for the SMA case. |
| 2 | Anode | passive | Zener diode anode terminal, listed as pin 2 in the PINNING table for the SMA case. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Shikues |
| Package | 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 (1SMA4744, nominal 15 V) | VZT | 13.8 | 15 | 15.8 | V | At IZT 17 mA, VZT tested with pulses (20 ms) | 2 |
| Dynamic impedance | ZZT | 14 | Ω | At IZT 17 mA | 2 | ||
| Power dissipation | PD | 1 | W | At Tc = 75°C | 1 | ||
| Junction temperature range | TJ | -55 | 150 | °C | 1 | ||
| Storage temperature range | TS | -55 | 150 | °C | 1 |
CAD (KiCad official)
- Symbol:
1SMA4744AG - Footprint:
Diode_SMD:D_SMA - 3D model: SMA (KiCad packages3D, STEP)
- 3D model files:
1sma4744ag-etched.step/1sma4744ag-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);1sma4744ag.step/1sma4744ag.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Shikues datasheet (3 pp, sha256
6d97a16d1a7af2a2, retrieved 2026-10-21, 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).
# 1SMA4744AG
**Shikues** · Zener Diodes · SMA
1SMA4744AG from Shikues, in a 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 | Cathode | passive | Zener diode cathode terminal, listed as pin 1 in the PINNING table for the SMA case. |
| 2 | Anode | passive | Zener diode anode terminal, listed as pin 2 in the PINNING table for the SMA case. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Shikues |
| Package | 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 (1SMA4744, nominal 15 V) | VZT | 13.8 | 15 | 15.8 | V | At IZT 17 mA, VZT tested with pulses (20 ms) | 2 |
| Dynamic impedance | ZZT | | | 14 | Ω | At IZT 17 mA | 2 |
| Power dissipation | PD | | | 1 | W | At Tc = 75°C | 1 |
| Junction temperature range | TJ | -55 | | 150 | °C | | 1 |
| Storage temperature range | TS | -55 | | 150 | °C | | 1 |
## CAD (KiCad official)
- Symbol: `1SMA4744AG`
- Footprint: `Diode_SMD:D_SMA`
- 3D model: SMA (KiCad packages3D, STEP)
- 3D model files: `1sma4744ag-etched.step` / `1sma4744ag-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `1sma4744ag.step` / `1sma4744ag.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Shikues datasheet](docs/1sma4744ag-datasheet.pdf) (3 pp, sha256 `6d97a16d1a7af2a2`, retrieved 2026-10-21, 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/1sma4744ag-datasheet.pdf)