component
BZX884S-B3V9-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
markdownBZX884S-B3V9-QYL
Nexperia · Zener Diodes · SOD-882
BZX884S-B3V9-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 package indicates the cathode. |
| 2 | A | passive | Anode of the Zener diode. |
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 (grade B, ±2 %) | VZ | 3.82 | 3.98 | V | IZ = 5 mA; grade B | 4 | |
| Forward current | IF | 200 | mA | 3 | |||
| Total power dissipation | Ptot | 365 | mW | Tamb = 25 °C; device mounted on FR4 PCB, single-sided 70 μm copper, 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 from junction to ambient | Rth(j-a) | 340 | K/W | in free air; device mounted on FR4 PCB, single-sided 70 μm copper, standard footprint | 3 | ||
| Forward voltage | VF | 0.9 | V | IF = 10 mA; pulse test tp ≤ 300 μs; δ ≤ 0.02 | 3 | ||
| Temperature coefficient | SZ | -3.5 | 0 | mV/K | IZ = 5 mA | 4 | |
| Reverse current | IR | 3 | μA | VR = 1.0 V | 4 | ||
| Differential resistance | rdif | 400 | 600 | Ω | IZ = 1 mA | 4 | |
| Differential resistance | rdif | 85 | 90 | Ω | IZ = 5 mA | 4 | |
| Diode capacitance | Cd | 260 | pF | f = 1 MHz; VR = 0 V | 4 | ||
| Voltage tolerance, grade B | -2 | 2 | % | grade B (±2 %) series | 1 |
CAD (KiCad official)
- Symbol:
BZX884S-B3V9-QYL - Footprint:
Diode_SMD:D_SOD-882 - 3D model: SOD-882 (KiCad packages3D, STEP)
- 3D model files:
bzx884s-b3v9-qyl-etched.step/bzx884s-b3v9-qyl-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);bzx884s-b3v9-qyl.step/bzx884s-b3v9-qyl.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Nexperia datasheet (14 pp, sha256
3e355fa63374dcf9, 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).