component
SI2318A
Public Made by Adomby adom
UMW MOSFETs, SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
← Commit history
si2318a: specified limits as data (metadata.characteristics, 25 rows from the datasheet)
2 files changed
+340−1
README.md+32@@ -21,6 +21,38 @@ SI2318A from UMW, in a SOT-23. Pinout and pin descriptions extracted from the ma | Category | Transistors/Thyristors | | 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 Voltage | VDS | | | 40 | V | | 1 |+| Gate-Source Voltage | VGS | -20 | | 20 | V | | 1 |+| Continuous Drain Current | ID | | | 5.6 | A | TC=25°C | 1 |+| Continuous Drain Current | ID | | | 4.5 | A | TC=70°C | 1 |+| Continuous Drain Current | ID | | | 4.3 | A | TA=25°C, surface mounted on 1in x 1in FR4, t=5 s (notes b,c) | 1 |+| Continuous Drain Current | ID | | | 3.5 | A | TA=70°C, surface mounted on 1in x 1in FR4, t=5 s (notes b,c) | 1 |+| Pulsed Drain Current | IDM | | | 20 | A | | 1 |+| Power Dissipation | PD | | | 2.1 | W | TC=25°C | 1 |+| Power Dissipation | PD | | | 1.3 | W | TC=70°C | 1 |+| Power Dissipation | PD | | | 1.25 | W | TA=25°C, surface mounted on 1in x 1in FR4, t=5 s (notes b,c) | 1 |+| Power Dissipation | PD | | | 0.8 | W | TA=70°C, surface mounted on 1in x 1in FR4, t=5 s (notes b,c) | 1 |+| Junction Temperature | TJ | | | 150 | °C | | 2 |+| Storage Temperature Range | TSTG | -55 | | 150 | °C | | 2 |+| Thermal Resistance, Junction-to-Ambient | RthJA | | | 100 | °C/W | Surface mounted on 1in x 1in FR4, t=5 s (notes b,c) | 2 |+| Thermal Resistance, Junction-to-Ambient (steady state) | RthJA | | | 130 | °C/W | Maximum under steady state conditions (note d) | 2 |+| Thermal Resistance, Junction-to-Foot | RthJF | | | 60 | °C/W | | 2 |+| Drain-Source Breakdown Voltage | VDSS | 40 | | | V | ID=250µA, VGS=0V | 3 |+| Zero Gate Voltage Drain Current | IDSS | | | 1 | µA | VDS=40V, VGS=0V | 3 |+| Zero Gate Voltage Drain Current | IDSS | | | 10 | µA | VDS=10V, VGS=0V, TJ=70°C | 3 |+| Gate-Body Leakage Current | IGSS | -100 | | 100 | nA | VDS=0V, VGS=±20V | 3 |+| Gate Threshold Voltage | VGS(th) | 1.2 | | 2.5 | V | VDS=VGS, ID=250µA | 3 |+| On State Drain Current | ID(ON) | 20 | | | A | VGS=10V, VDS≥5V | 3 |+| Static Drain-Source On-Resistance | RDS(ON) | | | 36 | mΩ | VGS=10V, ID=4.7A | 3 |+| Static Drain-Source On-Resistance | RDS(ON) | | | 46 | mΩ | VGS=4.5V, ID=3.9A | 3 |+| Diode Forward Voltage | VSD | | | 1.2 | V | IS=3.5A, VGS=0V | 4 |+ ## CAD (KiCad official) - Symbol: `SI2318A`
page.json+308−1@@ -149,6 +149,313 @@ "Package": "SOT-23", "Category": "Transistors/Thyristors", "Pins": "3"+ },+ "characteristics": {+ "version": 1,+ "source": "datasheet",+ "datasheet_sha256": "a8729e97d7553a80",+ "rows": [+ {+ "name": "Drain-Source Voltage",+ "symbol": "VDS",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 40,+ "conditions": "",+ "source_page": 1,+ "source": "datasheet"+ },+ {+ "name": "Gate-Source Voltage",+ "symbol": "VGS",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -20,+ "typ": null,+ "max": 20,+ "conditions": "",+ "source_page": 1,+ "source": "datasheet"+ },+ {+ "name": "Continuous Drain Current",+ "symbol": "ID",+ "kind": "absolute_maximum",+ "unit": "A",+ "min": null,+ "typ": null,+ "max": 5.6,+ "conditions": "TC=25°C",+ "source_page": 1,+ "source": "datasheet"+ },+ {+ "name": "Continuous Drain Current",+ "symbol": "ID",+ "kind": "absolute_maximum",+ "unit": "A",+ "min": null,+ "typ": null,+ "max": 4.5,+ "conditions": "TC=70°C",+ "source_page": 1,+ "source": "datasheet"+ },+ {+ "name": "Continuous Drain Current",+ "symbol": "ID",+ "kind": "absolute_maximum",+ "unit": "A",+ "min": null,+ "typ": null,+ "max": 4.3,+ "conditions": "TA=25°C, surface mounted on 1in x 1in FR4, t=5 s (notes b,c)",+ "source_page": 1,+ "source": "datasheet"+ },+ {+ "name": "Continuous Drain Current",+ "symbol": "ID",+ "kind": "absolute_maximum",+ "unit": "A",+ "min": null,+ "typ": null,+ "max": 3.5,+ "conditions": "TA=70°C, surface mounted on 1in x 1in FR4, t=5 s (notes b,c)",+ "source_page": 1,+ "source": "datasheet"+ },+ {+ "name": "Pulsed Drain Current",+ "symbol": "IDM",+ "kind": "absolute_maximum",+ "unit": "A",+ "min": null,+ "typ": null,+ "max": 20,+ "conditions": "",+ "source_page": 1,+ "source": "datasheet"+ },+ {+ "name": "Power Dissipation",+ "symbol": "PD",+ "kind": "absolute_maximum",+ "unit": "W",+ "min": null,+ "typ": null,+ "max": 2.1,+ "conditions": "TC=25°C",+ "source_page": 1,+ "source": "datasheet"+ },+ {+ "name": "Power Dissipation",+ "symbol": "PD",+ "kind": "absolute_maximum",+ "unit": "W",+ "min": null,+ "typ": null,+ "max": 1.3,+ "conditions": "TC=70°C",+ "source_page": 1,+ "source": "datasheet"+ },+ {+ "name": "Power Dissipation",+ "symbol": "PD",+ "kind": "absolute_maximum",+ "unit": "W",+ "min": null,+ "typ": null,+ "max": 1.25,+ "conditions": "TA=25°C, surface mounted on 1in x 1in FR4, t=5 s (notes b,c)",+ "source_page": 1,+ "source": "datasheet"+ },+ {+ "name": "Power Dissipation",+ "symbol": "PD",+ "kind": "absolute_maximum",+ "unit": "W",+ "min": null,+ "typ": null,+ "max": 0.8,+ "conditions": "TA=70°C, surface mounted on 1in x 1in FR4, t=5 s (notes b,c)",+ "source_page": 1,+ "source": "datasheet"+ },+ {+ "name": "Junction Temperature",+ "symbol": "TJ",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": null,+ "typ": null,+ "max": 150,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Storage Temperature Range",+ "symbol": "TSTG",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": -55,+ "typ": null,+ "max": 150,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Thermal Resistance, Junction-to-Ambient",+ "symbol": "RthJA",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": null,+ "max": 100,+ "conditions": "Surface mounted on 1in x 1in FR4, t=5 s (notes b,c)",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Thermal Resistance, Junction-to-Ambient (steady state)",+ "symbol": "RthJA",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": null,+ "max": 130,+ "conditions": "Maximum under steady state conditions (note d)",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Thermal Resistance, Junction-to-Foot",+ "symbol": "RthJF",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": null,+ "max": 60,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Drain-Source Breakdown Voltage",+ "symbol": "VDSS",+ "kind": "electrical",+ "unit": "V",+ "min": 40,+ "typ": null,+ "max": null,+ "conditions": "ID=250µA, VGS=0V",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Zero Gate Voltage Drain Current",+ "symbol": "IDSS",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": null,+ "max": 1,+ "conditions": "VDS=40V, VGS=0V",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Zero Gate Voltage Drain Current",+ "symbol": "IDSS",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": null,+ "max": 10,+ "conditions": "VDS=10V, VGS=0V, TJ=70°C",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Gate-Body Leakage Current",+ "symbol": "IGSS",+ "kind": "electrical",+ "unit": "nA",+ "min": -100,+ "typ": null,+ "max": 100,+ "conditions": "VDS=0V, VGS=±20V",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Gate Threshold Voltage",+ "symbol": "VGS(th)",+ "kind": "electrical",+ "unit": "V",+ "min": 1.2,+ "typ": null,+ "max": 2.5,+ "conditions": "VDS=VGS, ID=250µA",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "On State Drain Current",+ "symbol": "ID(ON)",+ "kind": "electrical",+ "unit": "A",+ "min": 20,+ "typ": null,+ "max": null,+ "conditions": "VGS=10V, VDS≥5V",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Static Drain-Source On-Resistance",+ "symbol": "RDS(ON)",+ "kind": "electrical",+ "unit": "mΩ",+ "min": null,+ "typ": null,+ "max": 36,+ "conditions": "VGS=10V, ID=4.7A",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Static Drain-Source On-Resistance",+ "symbol": "RDS(ON)",+ "kind": "electrical",+ "unit": "mΩ",+ "min": null,+ "typ": null,+ "max": 46,+ "conditions": "VGS=4.5V, ID=3.9A",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Diode Forward Voltage",+ "symbol": "VSD",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 1.2,+ "conditions": "IS=3.5A, VGS=0V",+ "source_page": 4,+ "source": "datasheet"+ }+ ] } }, "variants": [],@@ -190,4 +497,4 @@ "visibility": { "public": true }-}+}