component
A5970ADTR
Public Made by Adomby adom
STMicroelectronics DC-DC Converters, SO-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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a5970adtr: specified limits as data (metadata.characteristics, 39 rows from the datasheet)
2 files changed
+522−1
README.md+46@@ -26,6 +26,52 @@ A5970ADTR from STMicroelectronics, in a SO-8. Pinout and pin descriptions extrac | 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 |+|---|---|---|---|---|---|---|---|+| Input voltage | V8 | | | 40 | V | | 5 |+| OUT pin DC voltage | V1 | -1 | | 40 | V | | 5 |+| OUT pin peak voltage | V1 | -5 | | 40 | V | t = 0.1 s | 5 |+| Analog pins | V4, V5 | | | 4 | V | | 5 |+| INH pin voltage | V3 | -0.3 | | | V | | 5 |+| SYNCH pin voltage | V2 | -0.3 | | 4 | V | | 5 |+| Power dissipation | PTOT | | | 0.6 | W | TA 70 °C | 5 |+| Operating junction temperature range | TJ | -40 | | 150 | °C | | 5 |+| Storage temperature range | TSTG | -55 | | 150 | °C | | 5 |+| Maximum thermal resistance junction ambient | RthJA | | | 120 | °C/W | Package mounted on evaluation board | 5 |+| Operating input voltage range | VCC | 4 | | 36 | V | | 6 |+| MOSFET on resistance | RDS(on) | | 0.25 | 0.5 | | | 6 |+| Maximum limiting current | IL | 1.35 | | 1.8 | A | VCC = 5 V | 6 |+| Maximum limiting current | IL | 1.5 | | 1.8 | A | VCC = 5 V, TJ = 25 °C | 6 |+| Switching frequency | fSW | 430 | 500 | 570 | kHz | | 6 |+| Duty cycle | | 0 | | 100 | % | | 6 |+| Voltage feedback | V5 | 1.198 | 1.235 | 1.272 | V | 4.4 V < VCC < 36 V | 6 |+| Total operating quiescent current | Iqop | | 5 | 7 | mA | | 6 |+| Quiescent current | Iq | | 2.7 | | mA | Duty cycle = 0; VFB = 1.5 V | 6 |+| Total standby quiescent current | Iqst-by | | 50 | 100 | µA | Vinh > 2.2 V | 6 |+| INH threshold voltage, device ON | | | | 0.8 | V | Device ON | 6 |+| INH threshold voltage, device OFF | | 2.2 | | | V | Device OFF | 6 |+| High level output voltage | VOH | 3.5 | | | V | VFB = 1 V | 6 |+| Low level output voltage | VOL | | | 0.4 | V | VFB = 1.5 V | 6 |+| Source output current | Io source | | 190 | 300 | µA | VCOMP = 1.9 V; VFB = 1 V | 6 |+| Sink output current | Io sink | | 1 | 1.5 | mA | VCOMP = 1.9 V; VFB = 1.5 V | 6 |+| Source bias current | Ib | | 2.5 | 4 | µA | | 6 |+| DC open loop gain | | | 57 | | dB | RL = 50 | 6 |+| Transconductance | gm | | 2.3 | | mS | ICOMP = -0.1 mA to 0.1 mA; VCOMP = 1.9 V | 6 |+| Synch high input voltage | | 2.5 | | | V | VCC = 4.4 to 36 V | 6 |+| Synch low input voltage | | | | 0.74 | V | VCC = 4.4 to 36 V | 6 |+| Slave synch current | | | 0.11 | 0.25 | mA | Vsynch = 0.74 V | 6 |+| Slave synch current | | | 0.21 | 0.45 | mA | Vsynch = 2.33 V | 6 |+| Master output amplitude | | 2.75 | 3 | | V | Isource = 3 mA | 7 |+| Output pulse width | | | 0.2 | 0.35 | µs | no load, Vsynch = 1.65 V | 7 |+| Reference voltage | | 3.2 | 3.3 | 3.399 | V | IREF = 0 to 5 mA; VCC = 4.4 V to 36 V | 7 |+| Line regulation | | | 5 | 10 | mV | IREF = 0 mA; VCC = 4.4 V to 36 V | 7 |+| Load regulation | | | 8 | 15 | mV | IREF = 0 mA | 7 |+| Short-circuit current | | 5 | 18 | 35 | mA | | 7 |+ ## CAD (KiCad official) - Symbol: `A5970ADTR`
page.json+476−1@@ -180,6 +180,481 @@ "Package": "SO-8", "Category": "Power Management (PMIC)", "Pins": "8"+ },+ "characteristics": {+ "version": 1,+ "source": "datasheet",+ "datasheet_sha256": "351925c80d2f3515",+ "rows": [+ {+ "name": "Input voltage",+ "symbol": "V8",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 40,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "OUT pin DC voltage",+ "symbol": "V1",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -1,+ "typ": null,+ "max": 40,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "OUT pin peak voltage",+ "symbol": "V1",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -5,+ "typ": null,+ "max": 40,+ "conditions": "t = 0.1 s",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Analog pins",+ "symbol": "V4, V5",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 4,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "INH pin voltage",+ "symbol": "V3",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": null,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "SYNCH pin voltage",+ "symbol": "V2",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 4,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Power dissipation",+ "symbol": "PTOT",+ "kind": "absolute_maximum",+ "unit": "W",+ "min": null,+ "typ": null,+ "max": 0.6,+ "conditions": "TA 70 °C",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Operating junction temperature range",+ "symbol": "TJ",+ "kind": "recommended_operating",+ "unit": "°C",+ "min": -40,+ "typ": null,+ "max": 150,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Storage temperature range",+ "symbol": "TSTG",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": -55,+ "typ": null,+ "max": 150,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Maximum thermal resistance junction ambient",+ "symbol": "RthJA",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": null,+ "max": 120,+ "conditions": "Package mounted on evaluation board",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Operating input voltage range",+ "symbol": "VCC",+ "kind": "electrical",+ "unit": "V",+ "min": 4,+ "typ": null,+ "max": 36,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "MOSFET on resistance",+ "symbol": "RDS(on)",+ "kind": "electrical",+ "unit": "",+ "min": null,+ "typ": 0.25,+ "max": 0.5,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Maximum limiting current",+ "symbol": "IL",+ "kind": "electrical",+ "unit": "A",+ "min": 1.35,+ "typ": null,+ "max": 1.8,+ "conditions": "VCC = 5 V",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Maximum limiting current",+ "symbol": "IL",+ "kind": "electrical",+ "unit": "A",+ "min": 1.5,+ "typ": null,+ "max": 1.8,+ "conditions": "VCC = 5 V, TJ = 25 °C",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Switching frequency",+ "symbol": "fSW",+ "kind": "electrical",+ "unit": "kHz",+ "min": 430,+ "typ": 500,+ "max": 570,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Duty cycle",+ "symbol": "",+ "kind": "electrical",+ "unit": "%",+ "min": 0,+ "typ": null,+ "max": 100,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Voltage feedback",+ "symbol": "V5",+ "kind": "electrical",+ "unit": "V",+ "min": 1.198,+ "typ": 1.235,+ "max": 1.272,+ "conditions": "4.4 V < VCC < 36 V",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Total operating quiescent current",+ "symbol": "Iqop",+ "kind": "electrical",+ "unit": "mA",+ "min": null,+ "typ": 5,+ "max": 7,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Quiescent current",+ "symbol": "Iq",+ "kind": "electrical",+ "unit": "mA",+ "min": null,+ "typ": 2.7,+ "max": null,+ "conditions": "Duty cycle = 0; VFB = 1.5 V",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Total standby quiescent current",+ "symbol": "Iqst-by",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": 50,+ "max": 100,+ "conditions": "Vinh > 2.2 V",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "INH threshold voltage, device ON",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 0.8,+ "conditions": "Device ON",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "INH threshold voltage, device OFF",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": 2.2,+ "typ": null,+ "max": null,+ "conditions": "Device OFF",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "High level output voltage",+ "symbol": "VOH",+ "kind": "electrical",+ "unit": "V",+ "min": 3.5,+ "typ": null,+ "max": null,+ "conditions": "VFB = 1 V",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Low level output voltage",+ "symbol": "VOL",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 0.4,+ "conditions": "VFB = 1.5 V",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Source output current",+ "symbol": "Io source",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": 190,+ "max": 300,+ "conditions": "VCOMP = 1.9 V; VFB = 1 V",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Sink output current",+ "symbol": "Io sink",+ "kind": "electrical",+ "unit": "mA",+ "min": null,+ "typ": 1,+ "max": 1.5,+ "conditions": "VCOMP = 1.9 V; VFB = 1.5 V",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Source bias current",+ "symbol": "Ib",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": 2.5,+ "max": 4,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "DC open loop gain",+ "symbol": "",+ "kind": "electrical",+ "unit": "dB",+ "min": null,+ "typ": 57,+ "max": null,+ "conditions": "RL = 50",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Transconductance",+ "symbol": "gm",+ "kind": "electrical",+ "unit": "mS",+ "min": null,+ "typ": 2.3,+ "max": null,+ "conditions": "ICOMP = -0.1 mA to 0.1 mA; VCOMP = 1.9 V",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Synch high input voltage",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": 2.5,+ "typ": null,+ "max": null,+ "conditions": "VCC = 4.4 to 36 V",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Synch low input voltage",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 0.74,+ "conditions": "VCC = 4.4 to 36 V",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Slave synch current",+ "symbol": "",+ "kind": "electrical",+ "unit": "mA",+ "min": null,+ "typ": 0.11,+ "max": 0.25,+ "conditions": "Vsynch = 0.74 V",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Slave synch current",+ "symbol": "",+ "kind": "electrical",+ "unit": "mA",+ "min": null,+ "typ": 0.21,+ "max": 0.45,+ "conditions": "Vsynch = 2.33 V",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Master output amplitude",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": 2.75,+ "typ": 3,+ "max": null,+ "conditions": "Isource = 3 mA",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Output pulse width",+ "symbol": "",+ "kind": "electrical",+ "unit": "µs",+ "min": null,+ "typ": 0.2,+ "max": 0.35,+ "conditions": "no load, Vsynch = 1.65 V",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Reference voltage",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": 3.2,+ "typ": 3.3,+ "max": 3.399,+ "conditions": "IREF = 0 to 5 mA; VCC = 4.4 V to 36 V",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Line regulation",+ "symbol": "",+ "kind": "electrical",+ "unit": "mV",+ "min": null,+ "typ": 5,+ "max": 10,+ "conditions": "IREF = 0 mA; VCC = 4.4 V to 36 V",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Load regulation",+ "symbol": "",+ "kind": "electrical",+ "unit": "mV",+ "min": null,+ "typ": 8,+ "max": 15,+ "conditions": "IREF = 0 mA",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Short-circuit current",+ "symbol": "",+ "kind": "electrical",+ "unit": "mA",+ "min": 5,+ "typ": 18,+ "max": 35,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ }+ ] } }, "variants": [],@@ -221,4 +696,4 @@ "visibility": { "public": true }-}+}