component
H7VHD3UA
Public Made by Adomby adom
hongjiacheng ESD And Surge Protection (TVS/ESD), SOD-323. 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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README
markdownH7VHD3UA
hongjiacheng · ESD And Surge Protection (TVS/ESD) · SOD-323
H7VHD3UA from hongjiacheng, in a SOD-323. 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 banded/marked end per the datasheet; pad 1 of the KiCad diode footprint. |
| 2 | A | passive | Anode. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | hongjiacheng |
| Package | SOD-323 |
| 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 |
|---|---|---|---|---|---|---|---|
| ESD Electrostatic Discharge Voltage (IEC 61000-4-2 Air) | VESD | -30 | 30 | KV | ESD per IEC 61000-4-2 (Air) | 1 | |
| ESD Electrostatic Discharge Voltage (IEC 61000-4-2 Contact) | VESD | -30 | 30 | KV | ESD per IEC 61000-4-2 (Contact) | 1 | |
| Peak Pulse Power | PPP | 2205 | W | tp = 8/20 µs | 1 | ||
| Rated Peak Pulse Current | IPP | 105 | A | tp = 8/20 µs | 1 | ||
| Operating Junction Temperature Range | TJ | -55 | 125 | ℃ | 1 | ||
| Operating Junction Temperature Range (storage, as printed) | TSTG | -55 | 150 | ℃ | 1 | ||
| Peak Reverse Working Voltage | VRWM | 7 | V | Ta=25℃ | 2 | ||
| Breakdown Voltage | VBR | 7.5 | 9 | V | IR=1mA, Ta=25℃ | 2 | |
| Reverse Leakage Current | IR | 1 | μA | VR=7V, Ta=25℃ | 2 | ||
| Clamping Voltage | VC | 9.5 | V | IPP=10A, tp=8/20μs | 2 | ||
| Clamping Voltage | VC | 21 | V | IPP=105A, tp=8/20μs | 2 |
CAD (KiCad official)
- Symbol:
H7VHD3UA - Footprint:
Diode_SMD:D_SOD-323 - 3D model: SOD-323 (KiCad packages3D, STEP)
- 3D model files:
h7vhd3ua-etched.step/h7vhd3ua-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);h7vhd3ua.step/h7vhd3ua.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: hongjiacheng datasheet (3 pp, sha256
0e78728ffe9a851d, retrieved 2026-10-22, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins, primarycathode-band 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).