component
ACPDQC3V3A-HF
Public Made by Adomby adom
Comchip ESD And Surge Protection (TVS/ESD), SOD-923. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, 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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Contents
README
markdownACPDQC3V3A-HF
Comchip · ESD And Surge Protection (TVS/ESD) · SOD-923
ACPDQC3V3A-HF from Comchip, in a SOD-923. 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 | 1 | passive | Terminal 1 of an unpolarised bidirectional ESD/TVS diode; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised bidirectional ESD/TVS diode; either orientation. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Comchip |
| Package | SOD-923 |
| 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 |
|---|---|---|---|---|---|---|---|
| Diode breakdown voltage | VBR | 4.5 | V | IT = 1mA | 1 | ||
| Reverse current | IR | 0.1 | µA | VRWM = 3.3V | 1 | ||
| Clamping voltage | VC | 25 | V | IPP = 4A, TP = 8/20µs | 1 | ||
| Working peak reverse voltage | VRWM | 3.3 | V | 1 | |||
| Junction capacitance | CJ | 0.2 | 0.3 | pF | VR = 0V, f = 1MHz | 1 | |
| Clamping voltage | VC | 11 | 14 | V | IPP = 1A, TP = 8/20µs | 1 | |
| Peak pulse power | PPP | 100 | W | 1 | |||
| Peak pulse current | IPP | 4 | A | TP = 8/20µs | 1 | ||
| Operating temperature range | Tj | -55 | 125 | °C | 1 | ||
| Storage temperature range | TSTG | -55 | 150 | °C | 1 | ||
| ESD capability | -20 | 20 | kV | IEC 61000-4-2 (contact) | 1 |
Materials and finish
As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).
| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| contacts | gold | - Terminals: Gold plated, solderable per MIL-STD-750, method 2026 | 1 |
CAD (KiCad official)
- Symbol:
ACPDQC3V3A-HF - Footprint:
Diode_SMD:D_SOD-923 - 3D model: SOD-923 (KiCad packages3D, STEP)
- 3D model files:
acpdqc3v3a-hf-etched.step/acpdqc3v3a-hf-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);acpdqc3v3a-hf.step/acpdqc3v3a-hf.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Comchip datasheet (4 pp, sha256
65762ab6a669ab74, retrieved 2026-10-21, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins, primarytwo-terminal convention(convention), consensusoff(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).