component
π220N31
Public Made by Adomby adom
2Pai Semi I2C Isolators, SOIC-8. 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
markdownπ220N31
2Pai Semi · I2C Isolators · SOIC-8
π220N31 from 2Pai Semi, in a SOIC-8. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | VDD1 | power_in | Supply voltage for Isolator Side 1, operating range 3.0 V to 5.5 V. |
| 2 | SDA1 | bidirectional | Serial data input/output for Side 1; open-drain bidirectional channel with 3.5 mA sink current, supports I2C operation. |
| 3 | SCL1 | bidirectional | Serial clock input/output for Side 1; open-drain bidirectional channel with 3.5 mA sink current, supports I2C operation. |
| 4 | GND1 | power_in | Ground reference for Isolator Side 1. |
| 5 | GND2 | power_in | Ground reference for Isolator Side 2. |
| 6 | SCL2 | bidirectional | Serial clock input/output for Side 2; open-drain bidirectional channel with 35 mA sink current, supports I2C operation. |
| 7 | SDA2 | bidirectional | Serial data input/output for Side 2; open-drain bidirectional channel with 35 mA sink current, supports I2C operation. |
| 8 | VDD2 | power_in | Supply voltage for Isolator Side 2, operating range 3.0 V to 5.5 V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | 2Pai Semi |
| Package | SOIC-8 |
| Category | Signal Isolation Devices |
| Pins | 8 |
CAD (KiCad official)
- Symbol:
π220N31 - Footprint:
Package_SO:SOIC-8_3.9x4.9mm_P1.27mm - 3D model: SOIC-8 (KiCad packages3D, STEP)
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: 2Pai Semi datasheet (14 pp, sha256
18d603b341918eef, retrieved 2026-09-18, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.2, primaryclaude-haiku-4-5-20251001(text), consensusclaude-sonnet-4-6(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).