component
BZX84C9V1
Public Made by Adomby adom
Guangdong Hottech Zener Diodes, SOT-23. Pinout reviewed by a person 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
markdownBZX84C9V1
Guangdong Hottech · Zener Diodes · SOT-23
BZX84C9V1 from Guangdong Hottech, 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; maximum forward voltage VF = 0.9 V at IF = 10 mA. |
| 2 | K | passive | Cathode; internally connected to pin 3, Zener voltage VZ = 8.5-9.6 V at IZT = 5 mA, max PD = 350 mW. |
| 3 | K | passive | Cathode; internally connected to pin 2, Zener voltage VZ = 8.5-9.6 V at IZT = 5 mA, max PD = 350 mW, TJ = -65 to +150 °C. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Guangdong Hottech |
| 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 |
|---|---|---|---|---|---|---|---|
| Zener voltage (nominal 9.1 V), range | VZ | 8.5 | 9.6 | V | VZ @ IZT, IZT = 5 mA | 2 | |
| Maximum Zener impedance | ZZT | 15 | Ω | @ IZT = 5 mA | 2 | ||
| Maximum Zener impedance (knee) | ZZK | 100 | Ω | @ IZK = 1.0 mA | 2 | ||
| Zener voltage range, second block | VZ2 | 8.4 | 9.6 | V | VZ2 @ IZ2 column (test current not reliably decoded from header) | 2 | |
| Zener voltage range, third block | VZ3 | 8.5 | 9.7 | V | VZ3 @ IZ3 column (test current not reliably decoded from header) | 2 | |
| Reverse leakage current | IR | 0.5 | uA | @ VR = 6.0 V | 2 | ||
| Forward voltage | VF | 0.9 | V | @ IF = 10 mA | 2 | ||
| Maximum forward voltage | VF | 0.9 | V | @ IF = 10 mA | 1 | ||
| Power dissipation | PD | 350 | mW | 1 | |||
| Junction and storage temperature range | TJ,TSTG | -65 | 150 | °C | 1 | ||
| Thermal resistance, junction to ambient | RθJA | 417 | °C/W | Alumina = 0.4 X 0.3 X 0.024 in, 99.5% alumina (Note 1) | 1 |
CAD (KiCad official)
- Symbol:
BZX84C9V1 - Footprint:
Package_TO_SOT_SMD:SOT-23 - 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files:
bzx84c9v1-etched.step/bzx84c9v1-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);bzx84c9v1.step/bzx84c9v1.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Guangdong Hottech datasheet (5 pp, sha256
3a445782505893f0, retrieved 2026-10-21, tier: lcsc) - Extractor:
ds2sf(Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate. - CAD: KiCad official libraries (CC-BY-SA 4.0).