component
TLV431BCDBZR
Public Made by Adomby adom
Texas Instruments Voltage Reference, SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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tlv431bcdbzr: specified limits as data (metadata.characteristics, 19 rows from the datasheet)
2 files changed
+261
README.md+26@@ -21,6 +21,32 @@ TLV431BCDBZR from Texas Instruments, in a SOT-23. Pinout and pin descriptions ex | 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 |+|---|---|---|---|---|---|---|---|+| Cathode voltage | VKA | | | 7 | V | Voltage values are with respect to the anode terminal | 4 |+| Continuous cathode current | IK | -20 | | 20 | mA | | 4 |+| Reference current | Iref | -0.05 | | 3 | mA | | 4 |+| Operating virtual junction temperature | | | | 150 | °C | | 4 |+| Storage temperature | Tstg | -65 | | 150 | °C | | 4 |+| Cathode voltage | VKA | | | 6 | V | | 4 |+| Cathode current | IK | 0.1 | | 15 | mA | | 4 |+| Operating free-air temperature (TLV431_C) | TA | 0 | | 70 | °C | | 4 |+| Reference voltage, TA = 25°C | VREF | 1.234 | 1.24 | 1.246 | V | VKA = VREF, IK=10mA, TA = 25°C | 7 |+| Reference voltage, full temperature range (TLV431BC) | VREF | 1.227 | | 1.253 | V | VKA = VREF, IK=10mA, TA = full range 0°C to 70°C | 7 |+| VREF deviation over full temperature range (TLV431BC) | VREF(dev) | | 4 | 12 | mV | VKA = VREF, IK = 10mA, full temperature range 0°C to 70°C | 7 |+| Ratio of VREF change to cathode voltage change | | | -1.5 | -2.7 | mV/V | VKA = VREF to 6V, IK = 10mA | 7 |+| Reference terminal current | Iref | | 0.1 | 0.5 | µA | IK = 10mA, R1 = 10kΩ, R2 = open | 7 |+| Iref deviation over full temperature range (TLV431BC) | Iref(dev) | | 0.05 | 0.3 | µA | IK = 10mA, R1 = 10kΩ, R2 = open, full temperature range 0°C to 70°C | 7 |+| Minimum cathode current for regulation | IK(min) | | 55 | 100 | µA | VKA = VREF | 7 |+| Off-state cathode current | IK(off) | | 0.001 | 0.1 | µA | VREF = 0, VKA = 6V | 7 |+| Dynamic impedance | /zKA/ | | 0.25 | 0.4 | Ω | VKA = VREF, f ≤ 1kHz, IK = 0.1mA to 15mA | 7 |+| Junction-to-ambient thermal resistance (DBZ) | RθJA | | 206 | | °C/W | | 4 |+| Junction-to-case (top) thermal resistance (DBZ) | RθJC(top) | | 76 | | °C/W | | 4 |+ ## CAD (KiCad official) - Symbol: `TLV431BCDBZR`
page.json+235@@ -133,6 +133,241 @@ "Package": "SOT-23", "Category": "Power Management (PMIC)", "Pins": "3"+ },+ "characteristics": {+ "version": 1,+ "source": "datasheet",+ "datasheet_sha256": "34e0c5a62c65546c",+ "rows": [+ {+ "name": "Cathode voltage",+ "symbol": "VKA",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 7,+ "conditions": "Voltage values are with respect to the anode terminal",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Continuous cathode current",+ "symbol": "IK",+ "kind": "absolute_maximum",+ "unit": "mA",+ "min": -20,+ "typ": null,+ "max": 20,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Reference current",+ "symbol": "Iref",+ "kind": "absolute_maximum",+ "unit": "mA",+ "min": -0.05,+ "typ": null,+ "max": 3,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Operating virtual junction temperature",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": null,+ "typ": null,+ "max": 150,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Storage temperature",+ "symbol": "Tstg",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": -65,+ "typ": null,+ "max": 150,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Cathode voltage",+ "symbol": "VKA",+ "kind": "recommended_operating",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 6,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Cathode current",+ "symbol": "IK",+ "kind": "recommended_operating",+ "unit": "mA",+ "min": 0.1,+ "typ": null,+ "max": 15,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Operating free-air temperature (TLV431_C)",+ "symbol": "TA",+ "kind": "recommended_operating",+ "unit": "°C",+ "min": 0,+ "typ": null,+ "max": 70,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Reference voltage, TA = 25°C",+ "symbol": "VREF",+ "kind": "tolerance",+ "unit": "V",+ "min": 1.234,+ "typ": 1.24,+ "max": 1.246,+ "conditions": "VKA = VREF, IK=10mA, TA = 25°C",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Reference voltage, full temperature range (TLV431BC)",+ "symbol": "VREF",+ "kind": "tolerance",+ "unit": "V",+ "min": 1.227,+ "typ": null,+ "max": 1.253,+ "conditions": "VKA = VREF, IK=10mA, TA = full range 0°C to 70°C",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "VREF deviation over full temperature range (TLV431BC)",+ "symbol": "VREF(dev)",+ "kind": "electrical",+ "unit": "mV",+ "min": null,+ "typ": 4,+ "max": 12,+ "conditions": "VKA = VREF, IK = 10mA, full temperature range 0°C to 70°C",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Ratio of VREF change to cathode voltage change",+ "symbol": "",+ "kind": "voltage_coefficient",+ "unit": "mV/V",+ "min": null,+ "typ": -1.5,+ "max": -2.7,+ "conditions": "VKA = VREF to 6V, IK = 10mA",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Reference terminal current",+ "symbol": "Iref",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": 0.1,+ "max": 0.5,+ "conditions": "IK = 10mA, R1 = 10kΩ, R2 = open",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Iref deviation over full temperature range (TLV431BC)",+ "symbol": "Iref(dev)",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": 0.05,+ "max": 0.3,+ "conditions": "IK = 10mA, R1 = 10kΩ, R2 = open, full temperature range 0°C to 70°C",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Minimum cathode current for regulation",+ "symbol": "IK(min)",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": 55,+ "max": 100,+ "conditions": "VKA = VREF",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Off-state cathode current",+ "symbol": "IK(off)",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": 0.001,+ "max": 0.1,+ "conditions": "VREF = 0, VKA = 6V",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Dynamic impedance",+ "symbol": "|zKA|",+ "kind": "electrical",+ "unit": "Ω",+ "min": null,+ "typ": 0.25,+ "max": 0.4,+ "conditions": "VKA = VREF, f ≤ 1kHz, IK = 0.1mA to 15mA",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Junction-to-ambient thermal resistance (DBZ)",+ "symbol": "RθJA",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": 206,+ "max": null,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Junction-to-case (top) thermal resistance (DBZ)",+ "symbol": "RθJC(top)",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": 76,+ "max": null,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ }+ ] } }, "variants": [],