CMS4805

@@ -0,0 +1,49 @@+# CMS4805++**Cmos** · MOSFETs · SOP-8++CMS4805 from Cmos, in a SOP-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 | S1 | passive | Source of P-channel MOSFET #1. Continuous source current up to -6.5A; body diode forward voltage typ. -0.90V (max -1.4V) at IS = -6A. |+| 2 | G1 | input | Gate of P-channel MOSFET #1. VGS absolute maximum ±20V. Gate threshold voltage VGS(th) = -1V min to -2.5V max at ID = -250μA. Total gate charge Qg typ. 15nC at VGS = -10V. |+| 3 | S2 | passive | Source of P-channel MOSFET #2. Continuous source current up to -6.5A; body diode forward voltage typ. -0.90V (max -1.4V) at IS = -6A. |+| 4 | G2 | input | Gate of P-channel MOSFET #2. VGS absolute maximum ±20V. Gate threshold voltage VGS(th) = -1V min to -2.5V max at ID = -250μA. Total gate charge Qg typ. 15nC at VGS = -10V. |+| 5 | D2 | passive | Drain of P-channel MOSFET #2 (internally tied to pin 6 for current handling and thermal dissipation). VDS absolute maximum -30V. RDS(on) typ. 36mΩ at VGS = -10V. |+| 6 | D2 | passive | Drain of P-channel MOSFET #2 (internally tied to pin 5 for current handling and thermal dissipation). VDS absolute maximum -30V. RDS(on) typ. 36mΩ at VGS = -10V. |+| 7 | D1 | passive | Drain of P-channel MOSFET #1 (internally tied to pin 8 for current handling and thermal dissipation). VDS absolute maximum -30V. RDS(on) typ. 36mΩ at VGS = -10V. |+| 8 | D1 | passive | Drain of P-channel MOSFET #1 (internally tied to pin 7 for current handling and thermal dissipation). VDS absolute maximum -30V. RDS(on) typ. 36mΩ at VGS = -10V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Cmos |+| Package | SOP-8 |+| Category | Triode/MOS Tube/Transistor |+| Pins | 8 |++## Ordering variants++Same part, different packaging or reel option.++- `CMS4805`++## CAD (KiCad official)++- Symbol: `CMS4805`+- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`+- 3D model: SOP-8 (KiCad packages3D, STEP)++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Cmos datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8758071771201314816) (None pp, sha256 `a55cdd1dad2add58`, retrieved 2026-08-17, tier: lcsc)+- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/cms4805-datasheet.pdf)

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