component
BB 639 E7904
Public Made by Adomby adom
Infineon Technologies Diodes - General Purpose, 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.
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
markdownBB 639 E7904
Infineon Technologies · Diodes - General Purpose · SOD-323
BB 639 E7904 from Infineon Technologies, 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 | Infineon Technologies |
| Package | SOD-323 |
| Category | Diodes |
| 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 current | IR | 10 | nA | VR = 30 V | 2 | ||
| Reverse current | IR | 200 | nA | VR = 30 V, TA = 85 °C | 2 | ||
| Diode capacitance | CT | 36 | 38.3 | 40 | pF | VR = 1 V, f = 1 MHz | 2 |
| Diode capacitance | CT | 27.7 | 29.75 | 31.8 | pF | VR = 2 V, f = 1 MHz | 2 |
| Diode capacitance | CT | 2.5 | 2.85 | 3.2 | pF | VR = 25 V, f = 1 MHz | 2 |
| Diode capacitance | CT | 2.4 | 2.6 | 2.9 | pF | VR = 28 V, f = 1 MHz | 2 |
| Capacitance ratio | CT1/CT28 | 13.5 | 14.7 | - | VR = 1 V, VR = 28 V, f = 1 MHz | 2 | |
| Capacitance ratio | CT2/CT25 | 9.8 | 10.4 | - | VR = 2 V, VR = 25 V, f = 1 MHz | 2 | |
| Series resistance | rS | 0.65 | 0.7 | Ω | VR = 5 V, f = 470 MHz | 2 | |
| Diode reverse voltage | VR | 30 | V | 1 | |||
| Peak reverse voltage | VRM | 35 | V | R ≥ 5kΩ | 1 | ||
| Forward current | IF | 20 | mA | 1 | |||
| Operating temperature range | Top | -55 | 150 | °C | 1 | ||
| Storage temperature | Tstg | -55 | 150 | °C | 1 |
CAD (KiCad official)
- Symbol:
BB 639 E7904 - Footprint:
Diode_SMD:D_SOD-323 - 3D model: SOD-323 (KiCad packages3D, STEP)
- 3D model files:
bb-639-e7904-etched.step/bb-639-e7904-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);bb-639-e7904.step/bb-639-e7904.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Infineon Technologies datasheet (7 pp, sha256
4878118806c0e42e, 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).