component
REF3440MDBVTEP
Public Made by Adomby adom
Texas Instruments Voltage Reference, SOT-23-6. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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ref3440mdbvtep: specified limits as data (metadata.characteristics, 46 rows from the datasheet)
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+613−1
README.md+53@@ -24,6 +24,59 @@ REF3440MDBVTEP from Texas Instruments, in a SOT-23-6. Pinout and pin description | 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 |+|---|---|---|---|---|---|---|---|+| Output voltage accuracy | | -0.05 | | 0.05 | % | TA = 25°C | 5 |+| Output voltage temperature coefficient | | | 2.5 | 10 | ppm/°C | –55°C ≤ TA ≤ 125°C | 5 |+| Line regulation (over temperature) | ΔV(OΔVIN) | | | 15 | ppm/V | VIN = VREF + VDO to 12 V, –55°C ≤ TA ≤ 125°C | 5 |+| Load regulation sourcing (over temperature) | ΔV(OΔIL) | | | 30 | ppm/mA | IL = 0 mA to 10 mA, VIN = 3 V, –55°C ≤ TA ≤ 125°C, sourcing | 5 |+| Load regulation sinking (over temperature) | ΔV(OΔIL) | | | 98 | ppm/mA | IL = 0 mA to –10 mA, VIN = VREF + VDO, –55°C ≤ TA ≤ 125°C, sinking | 5 |+| Absolute max input voltage IN | IN | | | 13 | V | | 4 |+| Absolute max output short circuit current | | | | 20 | mA | | 4 |+| Absolute max output voltage VREF | VREF | | | 5.5 | V | | 4 |+| Absolute max EN voltage | EN | -0.3 | | | V | Maximum is IN + 0.3 (not numeric) | 4 |+| Absolute max operating junction temperature | Tj | -55 | | 150 | °C | Operating, Tj | 4 |+| Absolute max storage temperature | Tstg | -65 | | 170 | °C | Storage | 4 |+| ESD human-body model | V(ESD) | -2500 | | 2500 | V | HBM, per ANSI/ESDA/JEDEC JS-001 | 4 |+| ESD charged-device model | V(ESD) | -1500 | | 1500 | V | CDM, per JEDEC JESD22-C101 | 4 |+| Recommended supply input voltage IN | IN | | | 12 | V | IL = 0 mA, TA = 25°C; minimum is VREF + VDO | 4 |+| Recommended enable voltage EN | EN | 0 | | | V | Maximum is IN (not numeric) | 4 |+| Recommended output current IL | IL | -10 | | 10 | mA | | 4 |+| Recommended operating temperature Tj | Tj | -55 | 25 | 125 | °C | | 4 |+| Quiescent current active mode | IQ | | 72 | 95 | µA | –55°C ≤ TA ≤ 125°C, active mode | 6 |+| Quiescent current shutdown mode | IQ | | 2.5 | 3 | µA | –55°C ≤ TA ≤ 125°C, shutdown mode | 6 |+| Dropout voltage | VDO | | 50 | | mV | IL = 0 mA, TA = 25°C | 6 |+| Dropout voltage (over temperature, no load) | VDO | | | 100 | mV | IL = 0 mA, –55°C ≤ TA ≤ 125°C | 6 |+| Dropout voltage (over temperature, full load) | VDO | | | 500 | mV | IL = 10 mA, –55°C ≤ TA ≤ 125°C | 6 |+| ENABLE voltage active mode | VEN | 1.6 | | | V | Voltage reference in active mode (EN = 1) | 6 |+| ENABLE voltage shutdown mode | VEN | | | 0.5 | V | Voltage reference in shutdown mode (EN = 0) | 6 |+| ENABLE pin leakage current | IEN | | 1 | 2 | µA | VEN = VIN = 12 V, –55°C ≤ TA ≤ 125°C | 6 |+| Output current capacity sourcing | IL | | | 10 | mA | VIN = VREF + VDO to 12 V, sourcing | 6 |+| Output current capacity sinking | IL | -10 | | | mA | VIN = VREF + VDO to 12 V, sinking | 6 |+| Input voltage VIN | VIN | | | 12 | V | VREF + VDO minimum (not numeric) | 6 |+| Output voltage VREF (REF3440) | VREF | | 4.096 | | V | REF3440-EP variant | 6 |+| Turn-on time | tON | | 2.5 | | ms | 0.1% of output voltage settling, CL = 10 µF | 5 |+| Stable output capacitor value CL | CL | 0.1 | | 10 | µF | –55°C ≤ TA ≤ 125°C | 5 |+| Short-circuit current (output shorted to ground) | ISC | | 18 | 22 | mA | VREF = 0, TA = 25°C; two printed values, column unlabeled | 5 |+| Load regulation sourcing 25°C | ΔV(OΔIL) | | 20 | | ppm/mA | IL = 0 mA to 10 mA, VIN = 3 V, TA = 25°C, sourcing | 5 |+| Load regulation sinking 25°C (REF3440-EP) | ΔV(OΔIL) | | 48 | | ppm/mA | IL = 0 mA to –10 mA, VIN = VREF + VDO, TA = 25°C, sinking | 5 |+| Load regulation sinking 25°C (second REF3440-EP entry) | ΔV(OΔIL) | | 60 | | ppm/mA | IL = 0 mA to –10 mA, VIN = VREF + VDO, TA = 25°C, sinking | 5 |+| Line regulation 25°C | ΔV(OΔVIN) | | 2 | | ppm/V | VIN = 2.55 V to 12 V, TA = 25°C | 5 |+| Output voltage noise 0.1 Hz to 10 Hz (REF3440-EP) | en p-p | | 3.8 | | µV p-p/V | f = 0.1 Hz to 10 Hz | 5 |+| Output voltage noise 10 Hz to 10 kHz | en | | 24 | | µV rms | f = 10 Hz to 10 kHz | 5 |+| Output voltage noise density 1 kHz (REF3440-EP) | en | | 0.2 | | ppm/√Hz | f = 1 kHz | 5 |+| Long-term stability 0 to 1000 hours | | | 25 | | ppm | 0 - 1000 hours at 35°C | 5 |+| Long-term stability 1000 to 2000 hours | | | 10 | | ppm | 1000 - 2000 hours at 35°C | 5 |+| Thermal resistance junction-to-ambient | RθJA | | 185 | | °C/W | | 4 |+| Thermal resistance junction-to-case (top) | RθJC(top) | | 156 | | °C/W | | 4 |+| Thermal resistance junction-to-board | RθJB | | 29.6 | | °C/W | | 4 |+| Junction-to-top characterization parameter | ψJT | | 33.8 | | °C/W | | 4 |+| Junction-to-board characterization parameter | ψJB | | 29.1 | | °C/W | | 4 |+ ## CAD (KiCad official) - Symbol: `REF3440MDBVTEP`
page.json+560−1@@ -167,6 +167,565 @@ "Package": "SOT-23-6", "Category": "Power Management (PMIC)", "Pins": "6"+ },+ "characteristics": {+ "version": 1,+ "source": "datasheet",+ "datasheet_sha256": "b2f3431cb5d012bc",+ "rows": [+ {+ "name": "Output voltage accuracy",+ "symbol": "",+ "kind": "tolerance",+ "unit": "%",+ "min": -0.05,+ "typ": null,+ "max": 0.05,+ "conditions": "TA = 25°C",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Output voltage temperature coefficient",+ "symbol": "",+ "kind": "temperature_coefficient",+ "unit": "ppm/°C",+ "min": null,+ "typ": 2.5,+ "max": 10,+ "conditions": "–55°C ≤ TA ≤ 125°C",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Line regulation (over temperature)",+ "symbol": "ΔV(OΔVIN)",+ "kind": "electrical",+ "unit": "ppm/V",+ "min": null,+ "typ": null,+ "max": 15,+ "conditions": "VIN = VREF + VDO to 12 V, –55°C ≤ TA ≤ 125°C",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Load regulation sourcing (over temperature)",+ "symbol": "ΔV(OΔIL)",+ "kind": "electrical",+ "unit": "ppm/mA",+ "min": null,+ "typ": null,+ "max": 30,+ "conditions": "IL = 0 mA to 10 mA, VIN = 3 V, –55°C ≤ TA ≤ 125°C, sourcing",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Load regulation sinking (over temperature)",+ "symbol": "ΔV(OΔIL)",+ "kind": "electrical",+ "unit": "ppm/mA",+ "min": null,+ "typ": null,+ "max": 98,+ "conditions": "IL = 0 mA to –10 mA, VIN = VREF + VDO, –55°C ≤ TA ≤ 125°C, sinking",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Absolute max input voltage IN",+ "symbol": "IN",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 13,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Absolute max output short circuit current",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "mA",+ "min": null,+ "typ": null,+ "max": 20,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Absolute max output voltage VREF",+ "symbol": "VREF",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 5.5,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Absolute max EN voltage",+ "symbol": "EN",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": null,+ "conditions": "Maximum is IN + 0.3 (not numeric)",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Absolute max operating junction temperature",+ "symbol": "Tj",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": -55,+ "typ": null,+ "max": 150,+ "conditions": "Operating, Tj",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Absolute max storage temperature",+ "symbol": "Tstg",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": -65,+ "typ": null,+ "max": 170,+ "conditions": "Storage",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "ESD human-body model",+ "symbol": "V(ESD)",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -2500,+ "typ": null,+ "max": 2500,+ "conditions": "HBM, per ANSI/ESDA/JEDEC JS-001",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "ESD charged-device model",+ "symbol": "V(ESD)",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -1500,+ "typ": null,+ "max": 1500,+ "conditions": "CDM, per JEDEC JESD22-C101",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Recommended supply input voltage IN",+ "symbol": "IN",+ "kind": "recommended_operating",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 12,+ "conditions": "IL = 0 mA, TA = 25°C; minimum is VREF + VDO",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Recommended enable voltage EN",+ "symbol": "EN",+ "kind": "recommended_operating",+ "unit": "V",+ "min": 0,+ "typ": null,+ "max": null,+ "conditions": "Maximum is IN (not numeric)",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Recommended output current IL",+ "symbol": "IL",+ "kind": "recommended_operating",+ "unit": "mA",+ "min": -10,+ "typ": null,+ "max": 10,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Recommended operating temperature Tj",+ "symbol": "Tj",+ "kind": "recommended_operating",+ "unit": "°C",+ "min": -55,+ "typ": 25,+ "max": 125,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Quiescent current active mode",+ "symbol": "IQ",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": 72,+ "max": 95,+ "conditions": "–55°C ≤ TA ≤ 125°C, active mode",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Quiescent current shutdown mode",+ "symbol": "IQ",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": 2.5,+ "max": 3,+ "conditions": "–55°C ≤ TA ≤ 125°C, shutdown mode",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Dropout voltage",+ "symbol": "VDO",+ "kind": "electrical",+ "unit": "mV",+ "min": null,+ "typ": 50,+ "max": null,+ "conditions": "IL = 0 mA, TA = 25°C",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Dropout voltage (over temperature, no load)",+ "symbol": "VDO",+ "kind": "electrical",+ "unit": "mV",+ "min": null,+ "typ": null,+ "max": 100,+ "conditions": "IL = 0 mA, –55°C ≤ TA ≤ 125°C",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Dropout voltage (over temperature, full load)",+ "symbol": "VDO",+ "kind": "electrical",+ "unit": "mV",+ "min": null,+ "typ": null,+ "max": 500,+ "conditions": "IL = 10 mA, –55°C ≤ TA ≤ 125°C",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "ENABLE voltage active mode",+ "symbol": "VEN",+ "kind": "electrical",+ "unit": "V",+ "min": 1.6,+ "typ": null,+ "max": null,+ "conditions": "Voltage reference in active mode (EN = 1)",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "ENABLE voltage shutdown mode",+ "symbol": "VEN",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 0.5,+ "conditions": "Voltage reference in shutdown mode (EN = 0)",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "ENABLE pin leakage current",+ "symbol": "IEN",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": 1,+ "max": 2,+ "conditions": "VEN = VIN = 12 V, –55°C ≤ TA ≤ 125°C",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Output current capacity sourcing",+ "symbol": "IL",+ "kind": "electrical",+ "unit": "mA",+ "min": null,+ "typ": null,+ "max": 10,+ "conditions": "VIN = VREF + VDO to 12 V, sourcing",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Output current capacity sinking",+ "symbol": "IL",+ "kind": "electrical",+ "unit": "mA",+ "min": -10,+ "typ": null,+ "max": null,+ "conditions": "VIN = VREF + VDO to 12 V, sinking",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Input voltage VIN",+ "symbol": "VIN",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 12,+ "conditions": "VREF + VDO minimum (not numeric)",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Output voltage VREF (REF3440)",+ "symbol": "VREF",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": 4.096,+ "max": null,+ "conditions": "REF3440-EP variant",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Turn-on time",+ "symbol": "tON",+ "kind": "electrical",+ "unit": "ms",+ "min": null,+ "typ": 2.5,+ "max": null,+ "conditions": "0.1% of output voltage settling, CL = 10 µF",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Stable output capacitor value CL",+ "symbol": "CL",+ "kind": "electrical",+ "unit": "µF",+ "min": 0.1,+ "typ": null,+ "max": 10,+ "conditions": "–55°C ≤ TA ≤ 125°C",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Short-circuit current (output shorted to ground)",+ "symbol": "ISC",+ "kind": "electrical",+ "unit": "mA",+ "min": null,+ "typ": 18,+ "max": 22,+ "conditions": "VREF = 0, TA = 25°C; two printed values, column unlabeled",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Load regulation sourcing 25°C",+ "symbol": "ΔV(OΔIL)",+ "kind": "electrical",+ "unit": "ppm/mA",+ "min": null,+ "typ": 20,+ "max": null,+ "conditions": "IL = 0 mA to 10 mA, VIN = 3 V, TA = 25°C, sourcing",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Load regulation sinking 25°C (REF3440-EP)",+ "symbol": "ΔV(OΔIL)",+ "kind": "electrical",+ "unit": "ppm/mA",+ "min": null,+ "typ": 48,+ "max": null,+ "conditions": "IL = 0 mA to –10 mA, VIN = VREF + VDO, TA = 25°C, sinking",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Load regulation sinking 25°C (second REF3440-EP entry)",+ "symbol": "ΔV(OΔIL)",+ "kind": "electrical",+ "unit": "ppm/mA",+ "min": null,+ "typ": 60,+ "max": null,+ "conditions": "IL = 0 mA to –10 mA, VIN = VREF + VDO, TA = 25°C, sinking",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Line regulation 25°C",+ "symbol": "ΔV(OΔVIN)",+ "kind": "electrical",+ "unit": "ppm/V",+ "min": null,+ "typ": 2,+ "max": null,+ "conditions": "VIN = 2.55 V to 12 V, TA = 25°C",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Output voltage noise 0.1 Hz to 10 Hz (REF3440-EP)",+ "symbol": "en p-p",+ "kind": "electrical",+ "unit": "µV p-p/V",+ "min": null,+ "typ": 3.8,+ "max": null,+ "conditions": "f = 0.1 Hz to 10 Hz",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Output voltage noise 10 Hz to 10 kHz",+ "symbol": "en",+ "kind": "electrical",+ "unit": "µV rms",+ "min": null,+ "typ": 24,+ "max": null,+ "conditions": "f = 10 Hz to 10 kHz",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Output voltage noise density 1 kHz (REF3440-EP)",+ "symbol": "en",+ "kind": "electrical",+ "unit": "ppm/√Hz",+ "min": null,+ "typ": 0.2,+ "max": null,+ "conditions": "f = 1 kHz",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Long-term stability 0 to 1000 hours",+ "symbol": "",+ "kind": "electrical",+ "unit": "ppm",+ "min": null,+ "typ": 25,+ "max": null,+ "conditions": "0 - 1000 hours at 35°C",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Long-term stability 1000 to 2000 hours",+ "symbol": "",+ "kind": "electrical",+ "unit": "ppm",+ "min": null,+ "typ": 10,+ "max": null,+ "conditions": "1000 - 2000 hours at 35°C",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Thermal resistance junction-to-ambient",+ "symbol": "RθJA",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": 185,+ "max": null,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Thermal resistance junction-to-case (top)",+ "symbol": "RθJC(top)",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": 156,+ "max": null,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Thermal resistance junction-to-board",+ "symbol": "RθJB",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": 29.6,+ "max": null,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Junction-to-top characterization parameter",+ "symbol": "ψJT",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": 33.8,+ "max": null,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Junction-to-board characterization parameter",+ "symbol": "ψJB",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": 29.1,+ "max": null,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ }+ ] } }, "variants": [],@@ -208,4 +767,4 @@ "visibility": { "public": true }-}+}