component
KESD3Z5.0
Public Made by Adomby adom
KUU 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.
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KESD3Z5.0
KUU · ESD And Surge Protection (TVS/ESD) · SOD-323
KESD3Z5.0 from KUU, 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 | KUU |
| 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 leakage current | IR | 1 | µA | VRWM=V | 2 | ||
| Clamping voltage | VC | 13 | V | IPP=1A, 8/20µs | 2 | ||
| Breakdown test current | IT | 1 | mA | V(BR) measured at IT=1mA | 2 | ||
| IEC 61000-4-2 ESD Voltage Air | VESD | -25 | 25 | kV | Air model, ten non-repetitive pulses | 1 | |
| IEC 61000-4-2 ESD Voltage Contact | VESD | -25 | 25 | kV | Contact model, ten non-repetitive pulses | 1 | |
| ESD Voltage Human Body Model | VESD | -16 | 16 | kV | JESD22-A114-B | 1 | |
| ESD Voltage Machine Model | VESD | -0.4 | 0.4 | kV | 1 | ||
| Peak Pulse Power | PPP | 210 | W | 8/20µs exponential decay, IEC61000-4-5 | 1 | ||
| Peak Pulse Current | IPP | 13 | A | 8/20µs exponential decay, IEC61000-4-5 | 1 | ||
| Lead Solder Temperature | TL | 260 | ℃ | Maximum, 10 second duration | 1 | ||
| Junction Temperature | Tj | 150 | ℃ | 1 | |||
| Storage Temperature Range | Tstg | -55 | 150 | ℃ | 1 | ||
| Reverse stand off voltage | VRWM | 5 | V | Low reverse standoff voltage: 5V (features) | 1 |
CAD (KiCad official)
- Symbol:
KESD3Z5.0 - Footprint:
Diode_SMD:D_SOD-323 - 3D model: SOD-323 (KiCad packages3D, STEP)
- 3D model files:
kesd3z5-0-etched.step/kesd3z5-0-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);kesd3z5-0.step/kesd3z5-0.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: KUU datasheet (4 pp, sha256
c3000f4df4d18f47, 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).
# KESD3Z5.0
**KUU** · ESD And Surge Protection (TVS/ESD) · SOD-323
KESD3Z5.0 from KUU, 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 | KUU |
| 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 leakage current | IR | | | 1 | µA | VRWM=V | 2 |
| Clamping voltage | VC | | | 13 | V | IPP=1A, 8/20µs | 2 |
| Breakdown test current | IT | | 1 | | mA | V(BR) measured at IT=1mA | 2 |
| IEC 61000-4-2 ESD Voltage Air | VESD | -25 | | 25 | kV | Air model, ten non-repetitive pulses | 1 |
| IEC 61000-4-2 ESD Voltage Contact | VESD | -25 | | 25 | kV | Contact model, ten non-repetitive pulses | 1 |
| ESD Voltage Human Body Model | VESD | -16 | | 16 | kV | JESD22-A114-B | 1 |
| ESD Voltage Machine Model | VESD | -0.4 | | 0.4 | kV | | 1 |
| Peak Pulse Power | PPP | | | 210 | W | 8/20µs exponential decay, IEC61000-4-5 | 1 |
| Peak Pulse Current | IPP | | | 13 | A | 8/20µs exponential decay, IEC61000-4-5 | 1 |
| Lead Solder Temperature | TL | | | 260 | ℃ | Maximum, 10 second duration | 1 |
| Junction Temperature | Tj | | | 150 | ℃ | | 1 |
| Storage Temperature Range | Tstg | -55 | | 150 | ℃ | | 1 |
| Reverse stand off voltage | VRWM | | 5 | | V | Low reverse standoff voltage: 5V (features) | 1 |
## CAD (KiCad official)
- Symbol: `KESD3Z5.0`
- Footprint: `Diode_SMD:D_SOD-323`
- 3D model: SOD-323 (KiCad packages3D, STEP)
- 3D model files: `kesd3z5-0-etched.step` / `kesd3z5-0-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `kesd3z5-0.step` / `kesd3z5-0.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [KUU datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8757283796910002176) (4 pp, sha256 `c3000f4df4d18f47`, retrieved 2026-10-22, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins`, primary `cathode-band convention` (convention), consensus `off` (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/kesd3z5-0-datasheet.pdf)