DTVS22SP4UR-7
Public Made by Adomby adom
Diodes Incorporated ESD And Surge Protection (TVS/ESD), SOD-123F. 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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README
markdownDTVS22SP4UR-7
Diodes Incorporated · ESD And Surge Protection (TVS/ESD) · SOD-123F
DTVS22SP4UR-7 from Diodes Incorporated, in a SOD-123F. 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 | Diodes Incorporated |
| Package | SOD-123F |
| 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 (VBR) minimum | VBR | 24.4 | V | IT = 1 mA; tP = 5.0 ms; TA = +25°C (Note 9) | 2 | ||
| Breakdown voltage (VBR) maximum | VBR | 26.9 | V | IT = 1 mA; tP = 5.0 ms; TA = +25°C (Note 9) | 2 | ||
| Maximum reverse leakage | IR | 1 | A | @ VRWM = 22 V | 2 | ||
| Maximum clamping voltage | VC | 35.5 | V | @ IPP = 11.3 A | 2 | ||
| Maximum peak pulse current | IPP | 11.3 | A | 10/1000 µs waveform (Note 5) | 2 | ||
| Reverse standoff voltage | VRWM | 22 | V | 2 | |||
| Peak pulse power dissipation | PPK | 400 | W | 10/1000 µs (Note 5) | 2 | ||
| Peak forward surge current | IFSM | 50 | A | 8.3 ms single half sine wave (Note 6) | 2 | ||
| DC steady-state power dissipation | PD | 1.5 | W | Device mounted on 1"x1" FR-4 PCB; 2 oz Cu pad (Note 7) | 2 | ||
| Thermal resistance, junction to ambient | RθJA | 330 | °C/W | Device mounted on 1"x1" FR-4 PCB; 2 oz Cu pad (Note 7) | 2 | ||
| Thermal resistance, junction to soldering point | RθJS | 70 | °C/W | Theoretical, from top center of die to cathode tab solder junction (Note 8) | 2 | ||
| Operating and storage temperature range | TJ, TSTG | -55 | 150 | °C | 2 |
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 | Copper Alloy | tin | Terminal Connections: Cathode Bar Terminals: Matte Tin Finish Annealed over Copper Alloy | 1 |
CAD (KiCad official)
- Symbol:
DTVS22SP4UR-7 - Footprint:
Diode_SMD:D_SOD-123F - 3D model: SOD-123F (KiCad packages3D, STEP)
- 3D model files:
dtvs22sp4ur-7-etched.step/dtvs22sp4ur-7-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);dtvs22sp4ur-7.step/dtvs22sp4ur-7.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Diodes Incorporated datasheet (4 pp, sha256
1d118da5ebb6ae6c, retrieved 2026-10-16, 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).