component
CMB5950A
Public Made by Adomby adom
Cmos MOSFETs, TO-263. 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
markdownCMB5950A
Cmos · MOSFETs · TO-263
CMB5950A from Cmos, in a TO-263. 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 | G | input | Gate; gate-source voltage limited to ±20 V, threshold VGS(th) -2 V to -4 V. |
| 2 | D | passive | Drain (also the TO-263 tab); VDS max -100 V, continuous ID -35 A at TC=25℃, pulsed IDM -140 A. |
| 3 | S | passive | Source; continuous source (body-diode) current IS -35 A, pulsed -140 A. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Cmos |
| Package | TO-263 |
| Category | Triode/MOS Tube/Transistor |
| Pins | 3 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Drain-Source Breakdown Voltage | BVDSS | -100 | V | VGS=0V, ID=-250uA | 2 | ||
| Static Drain-Source On-Resistance | RDS(ON) | 45 | 52 | mΩ | VGS=-10V, ID=-20A | 2 | |
| Gate Threshold Voltage | VGS(th) | -2 | -4 | V | VGS=VDS, ID=-250uA | 2 | |
| Drain-Source Leakage Current | IDSS | -1 | uA | VDS=-100V, VGS=0V | 2 | ||
| Gate-Source Leakage Current | IGSS | -100 | 100 | nA | VGS=±20V, VDS=0V | 2 | |
| Continuous Source Current | IS | -35 | A | 2 | |||
| Pulsed Source Current | ISM | -140 | A | VG=VD=0V, Force Current | 2 | ||
| Diode Forward Voltage | VSD | -0.83 | -1.2 | V | VGS=0V, IS=-10 A, TJ=25℃ | 2 | |
| Drain-Source Voltage | VDS | -100 | V | 1 | |||
| Gate-Source Voltage | VGS | -20 | 20 | V | 1 | ||
| Total Power Dissipation | PD@TC=25℃ | 120 | W | TC=25℃ | 1 | ||
| Storage Temperature Range | TSTG | -55 | 150 | ℃ | 1 | ||
| Operating Junction Temperature Range | TJ | 150 | ℃ | 1 | |||
| Pulsed Drain Current | IDM | -140 | A | 1 | |||
| Single Pulse Avalanche Energy | EAS | 220 | mJ | Note 1: VDD=-80V, VGS=-10V, L=1mH, IAS=-21A | 1 | ||
| Continuous Drain Current | ID@TC=25℃ | -35 | A | TC=25℃ | 1 | ||
| Continuous Drain Current | ID@TC=100℃ | -24 | A | TC=100℃ | 1 | ||
| Thermal Resistance Junction-ambient | RθJA | 62 | ℃/W | 1 | |||
| Thermal Resistance Junction-case | RθJC | 1.04 | ℃/W | 1 |
CAD (KiCad official)
- Symbol:
CMB5950A - Footprint:
Package_TO_SOT_SMD:TO-263-2 - 3D model: TO-263 (KiCad packages3D, STEP)
- 3D model files:
cmb5950a-etched.step/cmb5950a-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);cmb5950a.step/cmb5950a.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Cmos datasheet (3 pp, sha256
6c1afe54734a46af, retrieved 2026-10-21, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text+vision), consensusclaude-opus-5-5(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).