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BZX84C2V4LT1G
Public Made by Adomby adom
onsemi Zener Diodes, SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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BZX84C2V4LT1G
onsemi · Zener Diodes · SOT-23
BZX84C2V4LT1G from onsemi, 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 | ANODE | passive | Zener diode anode, shown as pin 1 in the SOT-23 Style 8 outline and the Electrical Characteristics pinout (1-Anode, 2-No Connection, 3-Cathode). |
| 2 | NC | unconnected | No connection, as stated in the datasheet pinout (2-No Connection) and the Style 8 outline. |
| 3 | CATHODE | passive | Zener diode cathode, identified by the polarity band on the package, per the datasheet pinout (3-Cathode). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | onsemi |
| 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 |
|---|---|---|---|---|---|---|---|
| Reverse Zener Voltage (standard tolerance, min) | VZ | 2.2 | 2.4 | 2.6 | V | @ IZT1 = 5 mA | 3 |
| Zener Voltage at IZT2 (min/max) | VZ | 1.7 | 2.1 | V | @ IZT2 = 1 mA | 3 | |
| Zener Voltage at IZT3 (min/max) | VZ | 2.6 | 3.2 | V | @ IZT3 = 20 mA | 3 | |
| Maximum Zener Impedance at IZT1 | ZZT1 | 100 | Ω | @ IZT1 = 5 mA | 3 | ||
| Maximum Zener Impedance at IZT2 | ZZT2 | 600 | Ω | @ IZT2 = 1 mA | 3 | ||
| Maximum Zener Impedance at IZT3 | ZZT3 | 50 | Ω | @ IZT3 = 20 mA | 3 | ||
| Maximum Reverse Leakage Current | IR | 50 | μA | @ VR = 1 V | 3 | ||
| Maximum Temperature Coefficient of VZ | VZ | -3.5 | 0 | mV/k | @ IZT1 = 5 mA | 3 | |
| Max Capacitance | C | 450 | pF | @ VR = 0, f = 1 MHz | 3 | ||
| Total Power Dissipation on FR-5 Board @ TA = 25°C | PD | 250 | mW | @ TA = 25°C, FR-5 board (Note 1) | 2 | ||
| Total Power Dissipation on Alumina Substrate @ TA = 25°C | PD | 300 | mW | @ TA = 25°C, alumina substrate (Note 2) | 2 | ||
| Thermal Resistance, Junction-to-Ambient (FR-5 Board) | RθJA | 500 | °C/W | FR-5 board (Note 1) | 2 | ||
| Thermal Resistance, Junction-to-Ambient (Alumina Substrate) | RθJA | 417 | °C/W | Alumina substrate (Note 2) | 2 | ||
| Junction and Storage Temperature Range | TJ, Tstg | -65 | 150 | °C | 2 |
CAD (KiCad official)
- Symbol:
BZX84C2V4LT1G - Footprint:
Package_TO_SOT_SMD:SOT-23 - 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files:
bzx84c2v4lt1g-etched.step/bzx84c2v4lt1g-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);bzx84c2v4lt1g.step/bzx84c2v4lt1g.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: onsemi datasheet (9 pp, sha256
84b2a906a2980011, retrieved 2026-10-28, tier: manufacturer) - 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).
# BZX84C2V4LT1G
**onsemi** · Zener Diodes · SOT-23
BZX84C2V4LT1G from onsemi, 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 | ANODE | passive | Zener diode anode, shown as pin 1 in the SOT-23 Style 8 outline and the Electrical Characteristics pinout (1-Anode, 2-No Connection, 3-Cathode). |
| 2 | NC | unconnected | No connection, as stated in the datasheet pinout (2-No Connection) and the Style 8 outline. |
| 3 | CATHODE | passive | Zener diode cathode, identified by the polarity band on the package, per the datasheet pinout (3-Cathode). |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | onsemi |
| 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 |
|---|---|---|---|---|---|---|---|
| Reverse Zener Voltage (standard tolerance, min) | VZ | 2.2 | 2.4 | 2.6 | V | @ IZT1 = 5 mA | 3 |
| Zener Voltage at IZT2 (min/max) | VZ | 1.7 | | 2.1 | V | @ IZT2 = 1 mA | 3 |
| Zener Voltage at IZT3 (min/max) | VZ | 2.6 | | 3.2 | V | @ IZT3 = 20 mA | 3 |
| Maximum Zener Impedance at IZT1 | ZZT1 | | | 100 | Ω | @ IZT1 = 5 mA | 3 |
| Maximum Zener Impedance at IZT2 | ZZT2 | | | 600 | Ω | @ IZT2 = 1 mA | 3 |
| Maximum Zener Impedance at IZT3 | ZZT3 | | | 50 | Ω | @ IZT3 = 20 mA | 3 |
| Maximum Reverse Leakage Current | IR | | | 50 | μA | @ VR = 1 V | 3 |
| Maximum Temperature Coefficient of VZ | VZ | -3.5 | | 0 | mV/k | @ IZT1 = 5 mA | 3 |
| Max Capacitance | C | | | 450 | pF | @ VR = 0, f = 1 MHz | 3 |
| Total Power Dissipation on FR-5 Board @ TA = 25°C | PD | | | 250 | mW | @ TA = 25°C, FR-5 board (Note 1) | 2 |
| Total Power Dissipation on Alumina Substrate @ TA = 25°C | PD | | | 300 | mW | @ TA = 25°C, alumina substrate (Note 2) | 2 |
| Thermal Resistance, Junction-to-Ambient (FR-5 Board) | RθJA | | | 500 | °C/W | FR-5 board (Note 1) | 2 |
| Thermal Resistance, Junction-to-Ambient (Alumina Substrate) | RθJA | | | 417 | °C/W | Alumina substrate (Note 2) | 2 |
| Junction and Storage Temperature Range | TJ, Tstg | -65 | | 150 | °C | | 2 |
## CAD (KiCad official)
- Symbol: `BZX84C2V4LT1G`
- Footprint: `Package_TO_SOT_SMD:SOT-23`
- 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files: `bzx84c2v4lt1g-etched.step` / `bzx84c2v4lt1g-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `bzx84c2v4lt1g.step` / `bzx84c2v4lt1g.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [onsemi datasheet](https://www.onsemi.com/pdf/datasheet/bzx84c2v4lt1-d.pdf) (9 pp, sha256 `84b2a906a2980011`, retrieved 2026-10-28, tier: manufacturer)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (text), consensus `claude-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).
[Datasheet PDF](docs/bzx84c2v4lt1g-datasheet.pdf)