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TV02W540B-HF
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Comchip ESD And Surge Protection (TVS/ESD), SOD-123. 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
markdownTV02W540B-HF
Comchip · ESD And Surge Protection (TVS/ESD) · SOD-123
TV02W540B-HF from Comchip, in a SOD-123. 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 | A1 | passive | Bidirectional TVS terminal with no polarity (suffix B), working peak reverse voltage 54.0 V, breakdown 60.00-66.30 V at 1 mA, clamping 87.1 V max at 2.30 A. |
| 2 | A2 | passive | Bidirectional TVS terminal with no polarity (suffix B), interchangeable with the other terminal, 200 W peak pulse power at 10/1000us. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Comchip |
| Package | SOD-123 |
| Category | Circuit Protection |
| 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 |
|---|---|---|---|---|---|---|---|
| Breakdown voltage (bidirectional) | VBR | 60 | 66.3 | V | IT = 1 mA | 3 | |
| Maximum clamping voltage | VC | 87.1 | V | @ IPP, 10/1000µs | 3 | ||
| Peak pulse current | IPP | 2.3 | A | 10/1000µs waveform (Note 1) | 3 | ||
| Reverse leakage current | IR | 1 | uA | @ VRWM | 3 | ||
| Reverse stand-off voltage | VRWM | 54 | V | 3 | |||
| Breakdown test current | IT | 1 | mA | 3 | |||
| Peak power dissipation | PPP | 200 | W | 10/1000µs waveform (Note 1) | 1 | ||
| Peak power dissipation | PPP | 1000 | W | 8/20µs waveform (Note 1) | 1 | ||
| Power dissipation | PD | 0.4 | W | on infinite heatsink at TL = 75°C | 1 | ||
| Operating junction and storage temperature range | TJ,TSTG | -55 | 150 | °C | 1 |
CAD (KiCad official)
- Symbol:
TV02W540B-HF - Footprint:
Diode_SMD:D_SOD-123F - 3D model: SOD-123 (KiCad packages3D, STEP)
- 3D model files:
tv02w540b-hf-etched.step/tv02w540b-hf-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);tv02w540b-hf.step/tv02w540b-hf.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Comchip datasheet (5 pp, sha256
7053d6fa2cf721f4, retrieved 2026-10-18, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text+vision), consensusclaude-opus-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).