component
TMI3281
Public Made by Adomby adom
TMI DC-DC Converters, SOT-23-6. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
← Commit history
tmi3281: specified limits as data (metadata.characteristics, 18 rows from the datasheet)
2 files changed
+249−1
README.md+25@@ -24,6 +24,31 @@ TMI3281 from TMI, in a SOT-23-6. Pinout and pin descriptions extracted from the | Category | Power Management (PMIC) | | Pins | 6 | +## Electrical characteristics++Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).++| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |+|---|---|---|---|---|---|---|---|+| Input Supply Voltage, EN | | -0.3 | | 23 | V | | 2 |+| LX Voltages | | -0.3 | | 23 | V | | 2 |+| LX Voltages (<10ns transient) | | -4 | | 23 | V | <10ns transient | 2 |+| FB Voltage | | -0.3 | | 6 | V | | 2 |+| BS Voltage | | -0.6 | | 25 | V | | 2 |+| Storage Temperature Range | | -65 | | 150 | °C | | 2 |+| Junction Temperature | | | | 160 | °C | Note 2 | 2 |+| Power Dissipation | | | | 1000 | mW | | 2 |+| Lead Temperature (Soldering,10s) | | | | 260 | °C | Soldering, 10s | 2 |+| Voltage Range IN | | 3.5 | | 18 | V | | 3 |+| TJ Operating Junction Temperature | TJ | -40 | | 125 | °C | | 3 |+| Input Voltage Range | | 3.5 | | 18 | V | | 4 |+| Regulated Feedback Voltage | VFB | 0.588 | 0.6 | 0.612 | V | TA = 25°C, 3.5V≤VIN ≤18V | 4 |+| EN Rising Threshold | | 1.1 | 1.3 | 1.5 | V | | 4 |+| EN Falling Threshold | | 0.9 | 1.1 | 1.3 | V | | 4 |+| Soft Start time | | 0.7 | 1 | 1.3 | ms | | 4 |+| Junction-to-ambient thermal resistance | θJA | | 130 | 130 | °C/W | JESD51-7, 4-layer PCB (Note 3) | 3 |+| Junction-to-case(top) thermal resistance | θJC | | 60 | 60 | °C/W | | 3 |+ ## CAD (KiCad official) - Symbol: `TMI3281`
page.json+224−1@@ -165,6 +165,229 @@ "Package": "SOT-23-6", "Category": "Power Management (PMIC)", "Pins": "6"+ },+ "characteristics": {+ "version": 1,+ "source": "datasheet",+ "datasheet_sha256": "fb159aa0e83248e1",+ "rows": [+ {+ "name": "Input Supply Voltage, EN",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 23,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "LX Voltages",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 23,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "LX Voltages (<10ns transient)",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -4,+ "typ": null,+ "max": 23,+ "conditions": "<10ns transient",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "FB Voltage",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 6,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "BS Voltage",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.6,+ "typ": null,+ "max": 25,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Storage Temperature Range",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": -65,+ "typ": null,+ "max": 150,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Junction Temperature",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": null,+ "typ": null,+ "max": 160,+ "conditions": "Note 2",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Power Dissipation",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "mW",+ "min": null,+ "typ": null,+ "max": 1000,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Lead Temperature (Soldering,10s)",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": null,+ "typ": null,+ "max": 260,+ "conditions": "Soldering, 10s",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Voltage Range IN",+ "symbol": "",+ "kind": "recommended_operating",+ "unit": "V",+ "min": 3.5,+ "typ": null,+ "max": 18,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "TJ Operating Junction Temperature",+ "symbol": "TJ",+ "kind": "recommended_operating",+ "unit": "°C",+ "min": -40,+ "typ": null,+ "max": 125,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Input Voltage Range",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": 3.5,+ "typ": null,+ "max": 18,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Regulated Feedback Voltage",+ "symbol": "VFB",+ "kind": "electrical",+ "unit": "V",+ "min": 0.588,+ "typ": 0.6,+ "max": 0.612,+ "conditions": "TA = 25°C, 3.5V≤VIN ≤18V",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "EN Rising Threshold",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": 1.1,+ "typ": 1.3,+ "max": 1.5,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "EN Falling Threshold",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": 0.9,+ "typ": 1.1,+ "max": 1.3,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Soft Start time",+ "symbol": "",+ "kind": "timing",+ "unit": "ms",+ "min": 0.7,+ "typ": 1,+ "max": 1.3,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Junction-to-ambient thermal resistance",+ "symbol": "θJA",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": 130,+ "max": 130,+ "conditions": "JESD51-7, 4-layer PCB (Note 3)",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Junction-to-case(top) thermal resistance",+ "symbol": "θJC",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": 60,+ "max": 60,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ }+ ] } }, "variants": [],@@ -206,4 +429,4 @@ "visibility": { "public": true }-}+}