component
NZH20C
Public Made by Adomby adom
Nexperia Zener Diodes, SOD-123F. Pinout cross-checked by two models against the datasheet, 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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README
markdownNZH20C
Nexperia · Zener Diodes · SOD-123F
NZH20C from Nexperia, in a SOD-123F. 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 of the Zener diode, indicated by the marking bar; NZH20C has VZ 19.23 V to 20.22 V at IZ = 10 mA. |
| 2 | A | passive | Anode of the Zener diode; forward voltage is at most 0.9 V at IF = 10 mA. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Nexperia |
| Package | SOD-123F |
| 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 |
|---|---|---|---|---|---|---|---|
| Working voltage | VZ | 19.23 | 20.22 | V | IZ = 10 mA, Tj = 25 °C | 4 | |
| Maximum differential resistance | rdif | 200 | Ω | IZ = 1 mA | 4 | ||
| Maximum differential resistance | rdif | 28 | Ω | IZ = 10 mA | 4 | ||
| Reverse current | IR | 0.04 | μA | VR = 15 V | 4 | ||
| Diode capacitance | Cd | 60 | pF | f = 1 MHz; VR = 0 V | 4 | ||
| Forward voltage | VF | 0.9 | V | IF = 10 mA, pulse test: tp ≤ 300 μs; δ ≤ 0.02 | 4 | ||
| Forward current | IF | 250 | mA | 3 | |||
| Total power dissipation (FR4 PCB) | Ptot | 500 | mW | Tamb ≤ 25 °C; FR4 PCB, mounting pad for cathode 1 cm2 | 3 | ||
| Total power dissipation (ceramic PCB) | Ptot | 1 | W | Tamb ≤ 25 °C; ceramic PCB, Al2O3, standard footprint | 3 | ||
| Junction temperature | Tj | 150 | °C | 3 | |||
| Ambient temperature | Tamb | -55 | 150 | °C | 3 | ||
| Storage temperature | Tstg | -65 | 150 | °C | 3 | ||
| Thermal resistance junction to ambient (FR4) | Rth(j-a) | 250 | K/W | in free air; FR4 PCB, mounting pad for cathode 1 cm2 | 3 | ||
| Thermal resistance junction to ambient (ceramic) | Rth(j-a) | 125 | K/W | in free air; ceramic PCB, Al2O3, standard footprint | 3 | ||
| Thermal resistance junction to solder point | Rth(j-sp) | 70 | K/W | soldering point of cathode tab | 3 |
CAD (KiCad official)
- Symbol:
NZH20C - Footprint:
Diode_SMD:D_SOD-123F - 3D model: SOD-123F (KiCad packages3D, STEP)
- 3D model files:
nzh20c-etched.step/nzh20c-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);nzh20c.step/nzh20c.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Nexperia datasheet (9 pp, sha256
70da37244a6d3249, retrieved 2026-10-22, 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).