component
BZX8850S-C3V3-QYL
Public Made by Adomby adom
Nexperia Zener Diodes, SOD-882. 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
markdownBZX8850S-C3V3-QYL
Nexperia · Zener Diodes · SOD-882
BZX8850S-C3V3-QYL from Nexperia, in a SOD-882. 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 marking bar on the device indicates the cathode, and the package outline marks the cathode on the top side. |
| 2 | A | passive | Anode of the voltage regulator diode, paired with cathode pin 1. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Nexperia |
| Package | SOD-882 |
| 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 (3V3-Q) | VZ | 3.13 | 3.47 | V | IZ = 50 µA; Tj = 25 °C | 4 | |
| Differential resistance (3V3-Q), first rdiff column | rdiff | 600 | Ω | IZ = 50 µA (column assignment inferred from Table 8 header order; verify) | 4 | ||
| Differential resistance (3V3-Q), second rdiff column | rdiff | 100 | Ω | IZ = 1 mA (column assignment inferred from Table 8 header order; verify) | 4 | ||
| Reverse current (3V3-Q) | IR | 7.5 | µA | VR = 1.5 V | 4 | ||
| Temperature coefficient (3V3-Q) | SZ | -3.5 | 1.2 | mV/K | IZ = 5 mA (per Table 8 header; verify) | 4 | |
| Diode capacitance (3V3-Q) | Cd | 160 | 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 | ||
| Working voltage tolerance series | -5 | 5 | % | Approximately ± 5 % tolerance series (Features) | 1 | ||
| Forward current | IF | 200 | mA | 3 | |||
| Non-repetitive peak reverse power dissipation | PZSM | 40 | W | tp = 100 µs; square wave; Tj = 25 °C; prior to surge | 3 | ||
| Total power dissipation | Ptot | 365 | mW | Tamb ≤ 25 °C; device mounted on FR4 PCB, single-sided copper | 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 | Rth(j-a) | 340 | K/W | In free air; device mounted on FR4 PCB, single sided copper | 3 |
CAD (KiCad official)
- Symbol:
BZX8850S-C3V3-QYL - Footprint:
Diode_SMD:D_SOD-882 - 3D model: SOD-882 (KiCad packages3D, STEP)
- 3D model files:
bzx8850s-c3v3-qyl-etched.step/bzx8850s-c3v3-qyl-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);bzx8850s-c3v3-qyl.step/bzx8850s-c3v3-qyl.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Nexperia datasheet (11 pp, sha256
89cb2b56ec72d003, retrieved 2026-10-16, 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).