component
ESDA25-4BP6
Public Made by Adomby adom
STMicroelectronics ESD And Surge Protection (TVS/ESD), SOT-666. 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
markdownESDA25-4BP6
STMicroelectronics · ESD And Surge Protection (TVS/ESD) · SOT-666
ESDA25-4BP6 from STMicroelectronics, in a SOT-666. 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 | I/O1 | bidirectional | I/O pin for ESD protection with stand-off voltage 24 V maximum and breakover voltage 25-30 V. |
| 2 | I/O2 | bidirectional | I/O pin for ESD protection with stand-off voltage 24 V maximum and breakover voltage 25-30 V. |
| 3 | GND | power_in | Ground reference pin for ESD protection device. |
| 4 | I/O4 | bidirectional | I/O pin for ESD protection with stand-off voltage 24 V maximum and breakover voltage 25-30 V. |
| 5 | GND | power_in | Ground reference pin for ESD protection device. |
| 6 | I/O3 | bidirectional | I/O pin for ESD protection with stand-off voltage 24 V maximum and breakover voltage 25-30 V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | STMicroelectronics |
| Package | SOT-666 |
| Category | Circuit Protection |
| Pins | 6 |
CAD (KiCad official)
- Symbol:
ESDA25-4BP6 - Footprint:
Package_TO_SOT_SMD:SOT-666 - 3D model: SOT-666 (KiCad packages3D, STEP)
- 3D model files:
esda25-4bp6-etched.step/esda25-4bp6-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);esda25-4bp6.step/esda25-4bp6.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: STMicroelectronics datasheet (13 pp, sha256
d6b2ada57f5e81e5, retrieved 2026-09-24, tier: manufacturer) - Extractor: parts-factory
2.0.0/extract_pins 0.2, primaryclaude-haiku-4-5-20251001(text), consensusclaude-sonnet-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).