component
L5970ADTR
Public Made by Adomby adom
STMicroelectronics DC-DC Converters, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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l5970adtr: specified limits as data (metadata.characteristics, 39 rows from the datasheet)
2 files changed
+521
README.md+46@@ -26,6 +26,52 @@ L5970ADTR from STMicroelectronics, in a SOIC-8. Pinout and pin descriptions extr | Category | Power Management (PMIC) | | Pins | 8 | +## Electrical characteristics++Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).++| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |+|---|---|---|---|---|---|---|---|+| Operating input voltage range | VCC | 4.4 | | 36 | V | | 3 |+| Output DC voltage | V1 | -1 | | 40 | V | | 2 |+| Output peak voltage | V1 | -5 | | 40 | V | t = 0.1µs | 2 |+| Input voltage | V8 | | | 40 | V | | 2 |+| Analog pins | V4, V5 | | | 4 | V | | 2 |+| SYNC pin voltage | V2 | -0.3 | | 4 | V | | 2 |+| Power dissipation | Ptot | | | 0.75 | W | Tamb ≤ 60°C | 2 |+| Operating junction temperature range | Tj | -40 | | 150 | °C | | 2 |+| Storage temperature range | Tstg | -55 | | 150 | °C | | 2 |+| Thermal resistance junction to ambient | Rth (j-amb) | | | 120 | °C/W | Package mounted on board | 2 |+| Mosfet on resistance | RDSON | | 0.25 | 0.5 | Ω | | 3 |+| Maximum limiting current | Il | | 1.8 | | A | VCC = 4.4V to 36V | 3 |+| Switching frequency | fs | | 500 | | KHz | | 3 |+| Duty cycle | | 0 | | 100 | % | | 3 |+| Voltage feedback | V5 | 1.22 | 1.235 | 1.25 | V | 4.4V < VCC < 36V | 3 |+| Efficiency | η | | 90 | | % | VO = 5V, VCC = 12V | 3 |+| Total operating quiescent current | Iqop | | 5 | 7 | mA | | 3 |+| Quiescent current | Iq | | 2.7 | | mA | Duty Cycle = 0; VFB = 1.5V | 3 |+| Total stand-by quiescent current | Iqst-by | | 50 | 100 | µA | Vinh > 2.2V | 3 |+| INH threshold voltage, device ON | INH | | | 0.8 | V | Device ON | 3 |+| INH threshold voltage, device OFF | INH | 2.2 | | | V | Device OFF | 3 |+| High level output voltage | VOH | 3.5 | | | V | VFB = 1V | 3 |+| Low level output voltage | VOL | | | 0.4 | V | VFB = 1.5V | 3 |+| Source output current | Io source | 200 | | 300 | µA | VCOMP = 1.9V; VFB = 1V | 3 |+| Sink output current | Io sink | 1 | | 1.5 | mA | VCOMP = 1.9V; VFB = 1.5V | 3 |+| Source bias current | Ib | 2.5 | | 4 | µA | | 3 |+| DC open loop gain | | 50 | 57 | | dB | RL = ∞ | 3 |+| Transconductance | gm | | 2.3 | | mS | Icomp = -0.1mA to 0.1mA; VCOMP = 1.9V | 3 |+| SYNC high input voltage | | 2.5 | | | V | VCC = 4.4V to 36V | 3 |+| SYNC low input voltage | | | | 0.74 | V | VCC = 4.4V to 36V | 3 |+| Slave sink current | | 0.11 | | 0.25 | mA | Vsync = 0.74V (guaranteed by design) | 3 |+| Slave sink current | | 0.21 | | 0.45 | mA | Vsync = 2.33V | 3 |+| Master output amplitude | | 2.75 | 3 | | V | Isource = 3mA | 3 |+| Output pulse width | | 0.2 | | 0.35 | µs | no load, Vsync = 1.65V | 3 |+| Reference voltage | | 3.234 | 3.3 | 3.366 | V | IREF = 0 to 5mA | 3 |+| Reference voltage | | 3.2 | 3.3 | 3.399 | V | IREF = 0 to 5mA; VCC = 4.4V to 36V | 3 |+| Line regulation | | | 5 | 10 | mV | IREF = 0mA; VCC = 4.4V to 36V | 3 |+| Load regulation | | | 8 | 15 | mV | IREF = 0 to 5mA | 3 |+| Short circuit current | | 10 | 18 | 30 | mA | | 3 |+ ## CAD (KiCad official) - Symbol: `L5970ADTR`
page.json+475@@ -163,6 +163,481 @@ "Package": "SOIC-8", "Category": "Power Management (PMIC)", "Pins": "8"+ },+ "characteristics": {+ "version": 1,+ "source": "datasheet",+ "datasheet_sha256": "cf023a59e3ab8e46",+ "rows": [+ {+ "name": "Operating input voltage range",+ "symbol": "VCC",+ "kind": "recommended_operating",+ "unit": "V",+ "min": 4.4,+ "typ": null,+ "max": 36,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Output DC voltage",+ "symbol": "V1",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -1,+ "typ": null,+ "max": 40,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Output peak voltage",+ "symbol": "V1",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -5,+ "typ": null,+ "max": 40,+ "conditions": "t = 0.1µs",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Input voltage",+ "symbol": "V8",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 40,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Analog pins",+ "symbol": "V4, V5",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 4,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "SYNC pin voltage",+ "symbol": "V2",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 4,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Power dissipation",+ "symbol": "Ptot",+ "kind": "absolute_maximum",+ "unit": "W",+ "min": null,+ "typ": null,+ "max": 0.75,+ "conditions": "Tamb ≤ 60°C",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Operating junction temperature range",+ "symbol": "Tj",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": -40,+ "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": "Rth (j-amb)",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": null,+ "max": 120,+ "conditions": "Package mounted on board",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Mosfet on resistance",+ "symbol": "RDSON",+ "kind": "electrical",+ "unit": "Ω",+ "min": null,+ "typ": 0.25,+ "max": 0.5,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Maximum limiting current",+ "symbol": "Il",+ "kind": "electrical",+ "unit": "A",+ "min": null,+ "typ": 1.8,+ "max": null,+ "conditions": "VCC = 4.4V to 36V",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Switching frequency",+ "symbol": "fs",+ "kind": "electrical",+ "unit": "KHz",+ "min": null,+ "typ": 500,+ "max": null,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Duty cycle",+ "symbol": "",+ "kind": "electrical",+ "unit": "%",+ "min": 0,+ "typ": null,+ "max": 100,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Voltage feedback",+ "symbol": "V5",+ "kind": "electrical",+ "unit": "V",+ "min": 1.22,+ "typ": 1.235,+ "max": 1.25,+ "conditions": "4.4V < VCC < 36V",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Efficiency",+ "symbol": "η",+ "kind": "electrical",+ "unit": "%",+ "min": null,+ "typ": 90,+ "max": null,+ "conditions": "VO = 5V, VCC = 12V",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Total operating quiescent current",+ "symbol": "Iqop",+ "kind": "electrical",+ "unit": "mA",+ "min": null,+ "typ": 5,+ "max": 7,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Quiescent current",+ "symbol": "Iq",+ "kind": "electrical",+ "unit": "mA",+ "min": null,+ "typ": 2.7,+ "max": null,+ "conditions": "Duty Cycle = 0; VFB = 1.5V",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Total stand-by quiescent current",+ "symbol": "Iqst-by",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": 50,+ "max": 100,+ "conditions": "Vinh > 2.2V",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "INH threshold voltage, device ON",+ "symbol": "INH",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 0.8,+ "conditions": "Device ON",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "INH threshold voltage, device OFF",+ "symbol": "INH",+ "kind": "electrical",+ "unit": "V",+ "min": 2.2,+ "typ": null,+ "max": null,+ "conditions": "Device OFF",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "High level output voltage",+ "symbol": "VOH",+ "kind": "electrical",+ "unit": "V",+ "min": 3.5,+ "typ": null,+ "max": null,+ "conditions": "VFB = 1V",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Low level output voltage",+ "symbol": "VOL",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 0.4,+ "conditions": "VFB = 1.5V",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Source output current",+ "symbol": "Io source",+ "kind": "electrical",+ "unit": "µA",+ "min": 200,+ "typ": null,+ "max": 300,+ "conditions": "VCOMP = 1.9V; VFB = 1V",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Sink output current",+ "symbol": "Io sink",+ "kind": "electrical",+ "unit": "mA",+ "min": 1,+ "typ": null,+ "max": 1.5,+ "conditions": "VCOMP = 1.9V; VFB = 1.5V",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Source bias current",+ "symbol": "Ib",+ "kind": "electrical",+ "unit": "µA",+ "min": 2.5,+ "typ": null,+ "max": 4,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "DC open loop gain",+ "symbol": "",+ "kind": "electrical",+ "unit": "dB",+ "min": 50,+ "typ": 57,+ "max": null,+ "conditions": "RL = ∞",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Transconductance",+ "symbol": "gm",+ "kind": "electrical",+ "unit": "mS",+ "min": null,+ "typ": 2.3,+ "max": null,+ "conditions": "Icomp = -0.1mA to 0.1mA; VCOMP = 1.9V",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "SYNC high input voltage",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": 2.5,+ "typ": null,+ "max": null,+ "conditions": "VCC = 4.4V to 36V",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "SYNC low input voltage",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 0.74,+ "conditions": "VCC = 4.4V to 36V",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Slave sink current",+ "symbol": "",+ "kind": "electrical",+ "unit": "mA",+ "min": 0.11,+ "typ": null,+ "max": 0.25,+ "conditions": "Vsync = 0.74V (guaranteed by design)",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Slave sink current",+ "symbol": "",+ "kind": "electrical",+ "unit": "mA",+ "min": 0.21,+ "typ": null,+ "max": 0.45,+ "conditions": "Vsync = 2.33V",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Master output amplitude",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": 2.75,+ "typ": 3,+ "max": null,+ "conditions": "Isource = 3mA",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Output pulse width",+ "symbol": "",+ "kind": "electrical",+ "unit": "µs",+ "min": 0.2,+ "typ": null,+ "max": 0.35,+ "conditions": "no load, Vsync = 1.65V",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Reference voltage",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": 3.234,+ "typ": 3.3,+ "max": 3.366,+ "conditions": "IREF = 0 to 5mA",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Reference voltage",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": 3.2,+ "typ": 3.3,+ "max": 3.399,+ "conditions": "IREF = 0 to 5mA; VCC = 4.4V to 36V",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Line regulation",+ "symbol": "",+ "kind": "electrical",+ "unit": "mV",+ "min": null,+ "typ": 5,+ "max": 10,+ "conditions": "IREF = 0mA; VCC = 4.4V to 36V",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Load regulation",+ "symbol": "",+ "kind": "electrical",+ "unit": "mV",+ "min": null,+ "typ": 8,+ "max": 15,+ "conditions": "IREF = 0 to 5mA",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Short circuit current",+ "symbol": "",+ "kind": "electrical",+ "unit": "mA",+ "min": 10,+ "typ": 18,+ "max": 30,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ }+ ] } }, "variants": [],