component
DDZ17-7
Public Made by Adomby adom
Diodes Incorporated Zener Diodes, SOD-123. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
DDZ17-7
Diodes Incorporated · Zener Diodes · SOD-123
DDZ17-7 from Diodes Incorporated, in a SOD-123. 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 terminal marked by the cathode band on the SOD123 package; the Zener voltage VZ for DDZ17 is 16.82 V min to 17.70 V max at IZT = 10 mA. |
| 2 | A | passive | Anode, the terminal opposite the cathode band on the SOD123 package. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Diodes Incorporated |
| Package | SOD-123 |
| 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 | VZ | 16.82 | 17.7 | V | @ IZT = 10 mA | 2 | |
| Maximum Zener impedance | ZZT | 23 | Ω | @ IZT = 10 mA, f = 1kHz | 2 | ||
| Maximum Zener impedance (knee) | ZZK | 150 | Ω | @ IZK = 0.5 mA | 2 | ||
| Maximum reverse current | IR | 0.05 | µA | @ VR = 14.0 V | 2 | ||
| Forward voltage | VF | 0.9 | V | @ IF = 10 mA | 2 | ||
| Power dissipation (Note 6) | PD | 500 | mW | @ TL = +75°C | 2 | ||
| Power dissipation (Note 7) | PD | 470 | mW | @ TA = +25°C, FR-4 1 in² copper pad | 2 | ||
| Power dissipation (Note 8) | PD | 294 | mW | @ TA = +25°C, 1x minimum recommended pad layout | 2 | ||
| Thermal resistance, junction to ambient air (Note 7) | RθJA | 266 | °C/W | Note 7 (FR-4, 1 in² copper pad) | 2 | ||
| Thermal resistance, junction to ambient air (Note 8) | RθJA | 425 | °C/W | Note 8 (1x minimum recommended pad layout) | 2 | ||
| Thermal resistance, junction to lead | RθJL | 132 | °C/W | Note 6 | 2 | ||
| Operating and storage temperature range | TJ, TSTG | -65 | 150 | °C | 2 |
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 | Terminal Connections: Cathode Band Terminals: Finish - Matte Tin Annealed over Alloy 42 | 1 |
CAD (KiCad official)
- Symbol:
DDZ17-7 - Footprint:
Diode_SMD:D_SOD-123F - 3D model: SOD-123 (KiCad packages3D, STEP)
- 3D model files:
ddz17-7-etched.step/ddz17-7-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ddz17-7.step/ddz17-7.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Diodes Incorporated datasheet (8 pp, sha256
4f2c97bc59065f33, retrieved 2026-10-18, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text+vision), consensusclaude-opus-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).
# DDZ17-7
**Diodes Incorporated** · Zener Diodes · SOD-123
DDZ17-7 from Diodes Incorporated, in a SOD-123. 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 terminal marked by the cathode band on the SOD123 package; the Zener voltage VZ for DDZ17 is 16.82 V min to 17.70 V max at IZT = 10 mA. |
| 2 | A | passive | Anode, the terminal opposite the cathode band on the SOD123 package. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Diodes Incorporated |
| Package | SOD-123 |
| 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 | VZ | 16.82 | | 17.7 | V | @ IZT = 10 mA | 2 |
| Maximum Zener impedance | ZZT | | | 23 | Ω | @ IZT = 10 mA, f = 1kHz | 2 |
| Maximum Zener impedance (knee) | ZZK | | | 150 | Ω | @ IZK = 0.5 mA | 2 |
| Maximum reverse current | IR | | | 0.05 | µA | @ VR = 14.0 V | 2 |
| Forward voltage | VF | | | 0.9 | V | @ IF = 10 mA | 2 |
| Power dissipation (Note 6) | PD | | | 500 | mW | @ TL = +75°C | 2 |
| Power dissipation (Note 7) | PD | | | 470 | mW | @ TA = +25°C, FR-4 1 in² copper pad | 2 |
| Power dissipation (Note 8) | PD | | | 294 | mW | @ TA = +25°C, 1x minimum recommended pad layout | 2 |
| Thermal resistance, junction to ambient air (Note 7) | RθJA | | | 266 | °C/W | Note 7 (FR-4, 1 in² copper pad) | 2 |
| Thermal resistance, junction to ambient air (Note 8) | RθJA | | | 425 | °C/W | Note 8 (1x minimum recommended pad layout) | 2 |
| Thermal resistance, junction to lead | RθJL | | | 132 | °C/W | Note 6 | 2 |
| Operating and storage temperature range | TJ, TSTG | -65 | | 150 | °C | | 2 |
## 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 | Terminal Connections: Cathode Band Terminals: Finish - Matte Tin Annealed over Alloy 42 | 1 |
## CAD (KiCad official)
- Symbol: `DDZ17-7`
- Footprint: `Diode_SMD:D_SOD-123F`
- 3D model: SOD-123 (KiCad packages3D, STEP)
- 3D model files: `ddz17-7-etched.step` / `ddz17-7-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ddz17-7.step` / `ddz17-7.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Diodes Incorporated datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8560085364212580352) (8 pp, sha256 `4f2c97bc59065f33`, retrieved 2026-10-18, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+vision), consensus `claude-opus-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/ddz17-7-datasheet.pdf)