component
BAS17
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Nexperia Zener Diodes, SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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BAS17
Nexperia · Zener Diodes · SOT-23
BAS17 from Nexperia, in a SOT-23. 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 | A | passive | Anode of the low-voltage stabistor diode, with forward voltage 580 to 960 mV and continuous forward current up to 200 mA. |
| 2 | n.c. | unconnected | Not connected. |
| 3 | K | passive | Cathode of the low-voltage stabistor diode, with continuous reverse voltage limited to 5 V maximum. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Nexperia |
| Package | SOT-23 |
| Category | Diodes |
| Pins | 3 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| forward voltage | VF | 580 | 660 | mV | IF = 0.1 mA | 3 | |
| forward voltage | VF | 665 | 745 | mV | IF = 1 mA | 3 | |
| forward voltage | VF | 725 | 805 | mV | IF = 5 mA | 3 | |
| forward voltage | VF | 750 | 830 | mV | IF = 10 mA | 3 | |
| forward voltage | VF | 870 | 960 | mV | IF = 100 mA | 3 | |
| reverse current | IR | 5 | µA | VR = 4 V | 3 | ||
| diode capacitance | Cd | 140 | pF | VR = 0 V; f = 1 MHz | 3 | ||
| continuous reverse voltage | VR | 5 | V | 2 | |||
| continuous forward current | IF | 200 | mA | 2 | |||
| total power dissipation | Ptot | 250 | mW | Tamb = 25 °C | 2 | ||
| storage temperature | Tstg | -65 | 150 | °C | 2 | ||
| junction temperature | Tj | 150 | °C | 2 | |||
| thermal resistance junction to tie-point | Rth j-tp | 330 | K/W | 3 | |||
| thermal resistance junction to ambient | Rth j-a | 500 | K/W | device mounted on a FR4 printed-circuit board | 3 | ||
| differential resistance | rdif | 120 | Ω | IF = 0.5 mA | 3 | ||
| differential resistance | rdif | 80 | Ω | IF = 2 mA | 3 | ||
| temperature coefficient | SF | -1.8 | mV/K | IF = 1 mA | 3 |
CAD (KiCad official)
- Symbol:
BAS17 - Footprint:
Package_TO_SOT_SMD:SOT-23 - 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files:
bas17-etched.step/bas17-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);bas17.step/bas17.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Nexperia datasheet (7 pp, sha256
a3035578bc9fdb57, retrieved 2026-10-27, tier: manufacturer) - 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).
# BAS17
**Nexperia** · Zener Diodes · SOT-23
BAS17 from Nexperia, in a SOT-23. 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 | A | passive | Anode of the low-voltage stabistor diode, with forward voltage 580 to 960 mV and continuous forward current up to 200 mA. |
| 2 | n.c. | unconnected | Not connected. |
| 3 | K | passive | Cathode of the low-voltage stabistor diode, with continuous reverse voltage limited to 5 V maximum. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Nexperia |
| Package | SOT-23 |
| Category | Diodes |
| Pins | 3 |
## Electrical characteristics
Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| forward voltage | VF | 580 | | 660 | mV | IF = 0.1 mA | 3 |
| forward voltage | VF | 665 | | 745 | mV | IF = 1 mA | 3 |
| forward voltage | VF | 725 | | 805 | mV | IF = 5 mA | 3 |
| forward voltage | VF | 750 | | 830 | mV | IF = 10 mA | 3 |
| forward voltage | VF | 870 | | 960 | mV | IF = 100 mA | 3 |
| reverse current | IR | | | 5 | µA | VR = 4 V | 3 |
| diode capacitance | Cd | | | 140 | pF | VR = 0 V; f = 1 MHz | 3 |
| continuous reverse voltage | VR | | | 5 | V | | 2 |
| continuous forward current | IF | | | 200 | mA | | 2 |
| total power dissipation | Ptot | | | 250 | mW | Tamb = 25 °C | 2 |
| storage temperature | Tstg | -65 | | 150 | °C | | 2 |
| junction temperature | Tj | | | 150 | °C | | 2 |
| thermal resistance junction to tie-point | Rth j-tp | | 330 | | K/W | | 3 |
| thermal resistance junction to ambient | Rth j-a | | 500 | | K/W | device mounted on a FR4 printed-circuit board | 3 |
| differential resistance | rdif | | 120 | | Ω | IF = 0.5 mA | 3 |
| differential resistance | rdif | | 80 | | Ω | IF = 2 mA | 3 |
| temperature coefficient | SF | | -1.8 | | mV/K | IF = 1 mA | 3 |
## CAD (KiCad official)
- Symbol: `BAS17`
- Footprint: `Package_TO_SOT_SMD:SOT-23`
- 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files: `bas17-etched.step` / `bas17-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `bas17.step` / `bas17.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Nexperia datasheet](https://assets.nexperia.com/documents/data-sheet/BAS17.pdf) (7 pp, sha256 `a3035578bc9fdb57`, retrieved 2026-10-27, tier: manufacturer)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-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/bas17-datasheet.pdf)