component
TL431LIBEDBZRQ1
Public Made by Adomby adom
Texas Instruments Voltage Reference, SOT-23-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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tl431libedbzrq1: specified limits as data (metadata.characteristics, 22 rows from the datasheet)
2 files changed
+300
README.md+29@@ -21,6 +21,35 @@ TL431LIBEDBZRQ1 from Texas Instruments, in a SOT-23-3. Pinout and pin descriptio | Category | Power Management (PMIC) | | 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 |+|---|---|---|---|---|---|---|---|+| Reference Voltage (TL43xLIB devices, 0.5% grade) | Vref | 2483 | 2495 | 2507 | mV | VKA = Vref, IKA = 1 mA | 5 |+| Deviation of reference input voltage over full temperature range (TL43xLIxE devices) | VI(dev) | | 14 | 34 | mV | VKA = Vref, IKA = 1 mA | 5 |+| Ratio of change in reference voltage to change in cathode voltage (ΔVKA = 10 V - Vref) | ΔVref / ΔVKA | | -1.4 | -2.7 | mV/V | IKA = 1 mA, ΔVKA = 10 V - Vref | 5 |+| Ratio of change in reference voltage to change in cathode voltage (ΔVKA = 36 V - 10 V) | ΔVref / ΔVKA | | -1 | -2 | mV/V | IKA = 1 mA, ΔVKA = 36 V - 10 V | 5 |+| Reference Input Current | Iref | | 0.2 | 0.4 | µA | IKA = 1 mA, R1 = 10kΩ, R2 = ∞ | 5 |+| Deviation of reference input current over full temperature range | II(dev) | | 0.1 | 0.3 | µA | IKA = 1 mA, R1 = 10kΩ, R2 = ∞ | 5 |+| Minimum cathode current for regulation | Imin | | | 0.6 | mA | VKA = Vref | 5 |+| Off-state cathode current | Ioff | | 0.1 | 1 | µA | VKA = 36 V, Vref = 0 | 5 |+| Dynamic Impedance | /ZKA/ | | 0.3 | 0.75 | Ω | VKA = Vref, IKA = 1 mA to 15 mA | 5 |+| Cathode Voltage | VKA | | | 36 | V | | 4 |+| Continuous Cathode Current Range | IKA | 0.6 | | 15 | mA | | 4 |+| Operating Free-Air Temperature (TL43xLIxE) | TA | -40 | | 150 | °C | TL43xLIxE | 4 |+| Cathode Voltage | VKA | | | 37 | V | All voltage values with respect to ANODE | 4 |+| Continuous Cathode Current Range | IKA | -10 | | 18 | mA | | 4 |+| Reference Input Current | II(ref) | -5 | | 10 | mA | | 4 |+| Operating Junction Temperature Range | TJ | -40 | | 150 | °C | | 4 |+| Storage Temperature Range | Tstg | -65 | | 150 | °C | | 4 |+| Junction-to-ambient thermal resistance (DBZ, 3 pins) | RθJA | | 371.7 | | C/W | | 4 |+| Junction-to-case (top) thermal resistance (DBZ, 3 pins) | RθJC(top) | | 145.9 | | C/W | | 4 |+| Junction-to-board thermal resistance (DBZ, 3 pins) | RθJB | | 104.7 | | C/W | | 4 |+| Junction-to-top characterization resistance (DBZ, 3 pins) | ψJT | | 23.9 | | C/W | | 4 |+| Junction-to-board characterization resistance (DBZ, 3 pins) | ψJB | | 102.9 | | C/W | | 4 |+ ## CAD (KiCad official) - Symbol: `TL431LIBEDBZRQ1`
page.json+271@@ -133,6 +133,277 @@ "Package": "SOT-23-3", "Category": "Power Management (PMIC)", "Pins": "3"+ },+ "characteristics": {+ "version": 1,+ "source": "datasheet",+ "datasheet_sha256": "38f20793e4941c3c",+ "rows": [+ {+ "name": "Reference Voltage (TL43xLIB devices, 0.5% grade)",+ "symbol": "Vref",+ "kind": "electrical",+ "unit": "mV",+ "min": 2483,+ "typ": 2495,+ "max": 2507,+ "conditions": "VKA = Vref, IKA = 1 mA",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Deviation of reference input voltage over full temperature range (TL43xLIxE devices)",+ "symbol": "VI(dev)",+ "kind": "electrical",+ "unit": "mV",+ "min": null,+ "typ": 14,+ "max": 34,+ "conditions": "VKA = Vref, IKA = 1 mA",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Ratio of change in reference voltage to change in cathode voltage (ΔVKA = 10 V - Vref)",+ "symbol": "ΔVref / ΔVKA",+ "kind": "electrical",+ "unit": "mV/V",+ "min": null,+ "typ": -1.4,+ "max": -2.7,+ "conditions": "IKA = 1 mA, ΔVKA = 10 V - Vref",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Ratio of change in reference voltage to change in cathode voltage (ΔVKA = 36 V - 10 V)",+ "symbol": "ΔVref / ΔVKA",+ "kind": "electrical",+ "unit": "mV/V",+ "min": null,+ "typ": -1,+ "max": -2,+ "conditions": "IKA = 1 mA, ΔVKA = 36 V - 10 V",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Reference Input Current",+ "symbol": "Iref",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": 0.2,+ "max": 0.4,+ "conditions": "IKA = 1 mA, R1 = 10kΩ, R2 = ∞",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Deviation of reference input current over full temperature range",+ "symbol": "II(dev)",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": 0.1,+ "max": 0.3,+ "conditions": "IKA = 1 mA, R1 = 10kΩ, R2 = ∞",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Minimum cathode current for regulation",+ "symbol": "Imin",+ "kind": "electrical",+ "unit": "mA",+ "min": null,+ "typ": null,+ "max": 0.6,+ "conditions": "VKA = Vref",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Off-state cathode current",+ "symbol": "Ioff",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": 0.1,+ "max": 1,+ "conditions": "VKA = 36 V, Vref = 0",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Dynamic Impedance",+ "symbol": "|ZKA|",+ "kind": "electrical",+ "unit": "Ω",+ "min": null,+ "typ": 0.3,+ "max": 0.75,+ "conditions": "VKA = Vref, IKA = 1 mA to 15 mA",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Cathode Voltage",+ "symbol": "VKA",+ "kind": "recommended_operating",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 36,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Continuous Cathode Current Range",+ "symbol": "IKA",+ "kind": "recommended_operating",+ "unit": "mA",+ "min": 0.6,+ "typ": null,+ "max": 15,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Operating Free-Air Temperature (TL43xLIxE)",+ "symbol": "TA",+ "kind": "recommended_operating",+ "unit": "°C",+ "min": -40,+ "typ": null,+ "max": 150,+ "conditions": "TL43xLIxE",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Cathode Voltage",+ "symbol": "VKA",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 37,+ "conditions": "All voltage values with respect to ANODE",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Continuous Cathode Current Range",+ "symbol": "IKA",+ "kind": "absolute_maximum",+ "unit": "mA",+ "min": -10,+ "typ": null,+ "max": 18,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Reference Input Current",+ "symbol": "II(ref)",+ "kind": "absolute_maximum",+ "unit": "mA",+ "min": -5,+ "typ": null,+ "max": 10,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Operating Junction Temperature Range",+ "symbol": "TJ",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": -40,+ "typ": null,+ "max": 150,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Storage Temperature Range",+ "symbol": "Tstg",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": -65,+ "typ": null,+ "max": 150,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Junction-to-ambient thermal resistance (DBZ, 3 pins)",+ "symbol": "RθJA",+ "kind": "thermal",+ "unit": "C/W",+ "min": null,+ "typ": 371.7,+ "max": null,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Junction-to-case (top) thermal resistance (DBZ, 3 pins)",+ "symbol": "RθJC(top)",+ "kind": "thermal",+ "unit": "C/W",+ "min": null,+ "typ": 145.9,+ "max": null,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Junction-to-board thermal resistance (DBZ, 3 pins)",+ "symbol": "RθJB",+ "kind": "thermal",+ "unit": "C/W",+ "min": null,+ "typ": 104.7,+ "max": null,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Junction-to-top characterization resistance (DBZ, 3 pins)",+ "symbol": "ψJT",+ "kind": "thermal",+ "unit": "C/W",+ "min": null,+ "typ": 23.9,+ "max": null,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Junction-to-board characterization resistance (DBZ, 3 pins)",+ "symbol": "ψJB",+ "kind": "thermal",+ "unit": "C/W",+ "min": null,+ "typ": 102.9,+ "max": null,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ }+ ] } }, "variants": [],