component
ESDQ7V0D3
Public Made by Adomby adom
UMW ESD And Surge Protection (TVS/ESD), SOD-323. 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
markdownESDQ7V0D3
UMW · ESD And Surge Protection (TVS/ESD) · SOD-323
ESDQ7V0D3 from UMW, 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 | 1 | passive | Pin 1 of the uni-directional single-line ESD protection diode (7V reverse stand-off); the datasheet does not label its polarity. |
| 2 | 2 | passive | Pin 2 of the uni-directional single-line ESD protection diode (7V reverse stand-off); the datasheet does not label its polarity. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | UMW |
| 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 |
|---|---|---|---|---|---|---|---|
| Reverse stand-off voltage | VRWM | 7 | V | 4 | |||
| Reverse leakage current | IR | 0.45 | 1 | µA | VRWM=7V | 4 | |
| Breakdown voltage | V(BR) | 7.7 | 10 | V | IT=1mA | 4 | |
| Clamping voltage | VC | 16 | V | IPP=65A | 4 | ||
| Forward voltage | VF | 1.25 | V | IF=20mA | 4 | ||
| Junction capacitance | CJ | 500 | pF | VR=0V, f=1MHz | 4 | ||
| IEC 61000-4-2 ESD voltage, air | VESD | -25 | 25 | kV | Air model, TA=25°C | 2 | |
| IEC 61000-4-2 ESD voltage, contact | VESD | -25 | 25 | kV | Contact model, TA=25°C | 2 | |
| JESD22-A114-B ESD voltage, HBM | VESD | -16 | 16 | kV | Per Human Body Model | 2 | |
| JESD22-A114-B ESD voltage, MM | VESD | -0.4 | 0.4 | kV | Machine Model | 2 | |
| Peak pulse power | Ppp | 1040 | W | 8/20µs, non-repetitive | 2 | ||
| Peak pulse current | Ipp | 65 | A | 8/20µs, non-repetitive | 2 | ||
| Lead solder temperature | TL | 260 | °C | 10 second duration | 2 | ||
| Junction and storage temperature range | TJ, TSTG | -55 | 150 | °C | 2 |
CAD (KiCad official)
- Symbol:
ESDQ7V0D3 - Footprint:
Diode_SMD:D_SOD-323 - 3D model: SOD-323 (KiCad packages3D, STEP)
- 3D model files:
esdq7v0d3-etched.step/esdq7v0d3-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);esdq7v0d3.step/esdq7v0d3.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: UMW datasheet (8 pp, sha256
df3d09f474ca74f8, retrieved 2026-10-22, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-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).