← Commit history

tps53819argtr: specified limits as data (metadata.characteristics, 56 rows from the datasheet)

Ray ·a16d4a53bd ·25d ago ·parent e283c59
2 files changed +742
README.md+63
@@ -35,6 +35,69 @@ TPS53819ARGTR from Texas Instruments, in a VQFN-16-EP(3x3). Pinout and pin descr | Category | Power Management (PMIC) | | Pins | 17 | +## 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 | VBST | -0.3 |  | 38 | V |  | 4 |+| Input voltage | VBST | -0.3 |  | 6 | V | With respect to SW terminal (note 3) | 4 |+| Input voltage | EN | -0.3 |  | 7.7 | V |  | 4 |+| Input voltage | VDD | -0.3 |  | 30 | V |  | 4 |+| Input voltage SW | SW | -3 |  | 32 | V | DC | 4 |+| Input voltage SW | SW | -5 |  | 32 | V | Pulse < 30% of the repetitive period | 4 |+| Output voltage DRVH | DRVH | -3 |  | 38 | V | DC | 4 |+| Output voltage DRVH | DRVH | -5 |  | 38 | V | Pulse < 30% of the repetitive period | 4 |+| Output voltage DRVH(3), DRVL | DRVH, DRVL | -0.3 |  | 6 | V | DRVH with respect to SW (note 3) | 4 |+| ALERT, VREG, TRIP | ALERT, VREG, TRIP | -0.3 |  | 6 | V |  | 4 |+| PGOOD | PGOOD | -0.3 |  | 7.7 | V |  | 4 |+| Junction temperature | TJ |  |  | 150 | °C |  | 4 |+| Storage temperature | Tstg | -55 |  | 150 | °C |  | 4 |+| Input voltage range | VBST | -0.1 |  | 35.5 | V |  | 4 |+| Input voltage range | VBST | -0.1 |  | 5.5 | V |  | 4 |+| Input voltage range | EN | -0.1 |  | 6.5 | V |  | 4 |+| Input voltage range | VDD | 4.5 |  | 28 | V |  | 4 |+| Input voltage range SW | SW | -3 |  | 30 | V | DC | 4 |+| Input voltage range SW | SW | -4.5 |  | 30 | V | Pulse < 30% of the repetitive period | 4 |+| Output voltage range DRVH | DRVH | -3 |  | 35.5 | V | DC | 4 |+| Output voltage range DRVH | DRVH | -4.5 |  | 35.5 | V | Pulse < 30% of the repetitive period | 4 |+| Output voltage range DRVH(1), DRVL | DRVH, DRVL | -0.1 |  | 5.5 | V |  | 4 |+| Output voltage range ALERT, VREG | ALERT, VREG | -0.1 |  | 5.5 | V |  | 4 |+| Output voltage range PGOOD | PGOOD | -0.1 |  | 6.5 | V |  | 4 |+| Operating free-air temperature | TA | -40 |  | 85 | °C |  | 4 |+| Feedback voltage tolerance | VFBTOL | 597 | 600 | 603 | mV | FB w/r/t GND, 0°C ≤ TJ ≤ 85°C | 5 |+| DAC voltage tolerance 1 | VDACTOL1 | -4.8 |  | 4.8 | mV | FB w/r/t GND, 0°C ≤ TA ≤ 85°C, all settings with VOUT_ADJUSTMENT only | 5 |+| DAC voltage tolerance 2 | VDACTOL2 | -4.8 |  | 4.8 | mV | FB w/r/t GND, 0°C ≤ TA ≤ 85°C, all settings with VOUT_MARGIN only | 5 |+| DAC voltage tolerance 3 | VDACTOL3 | -4.8 |  | 4.8 | mV | FB w/r/t GND, 0°C ≤ TA ≤ 85°C, with VOUT_ADJUSTMENT = 0Dh and VOUT_MARGIN = 70h for +5% | 5 |+| DAC voltage tolerance 4 | VDACTOL4 | -4.8 |  | 4.8 | mV | FB w/r/t GND, 0°C ≤ TA ≤ 85°C, with VOUT_ADJUSTMENT = 13h and VOUT_MARGIN = 07h for -5% | 5 |+| Loop comparator input offset voltage | VIOS_LPCMP | -2.5 |  | 2.5 | mV | VREF to VFB, TA = 25°C | 5 |+| FB pin input current | IFB | -1 |  | 1 | μA | VFB = 600 mV | 5 |+| Powergood threshold, PGOOD in from higher | VPGTH | 105 | 108 | 111 | % | PGOOD in from higher | 6 |+| Powergood threshold, PGOOD in from lower | VPGTH | 89 | 92 | 95 | % | PGOOD in from lower | 6 |+| Powergood threshold, PGOOD out to higher | VPGTH | 113 | 116 | 119 | % | PGOOD out to higher | 6 |+| Powergood threshold, PGOOD out to lower | VPGTH | 81 | 84 | 87 | % | PGOOD out to lower | 6 |+| PGOOD leakage current | IPGLK | -1 | 0 | 1 | μA | VPGOOD = 5.0 V | 6 |+| EN input leakage current | ILEAK | -1 | 0 | 1 | μA |  | 6 |+| TRIP source current | ITRIP | 9 | 10 | 11 | μA | TA = 25°C, VTRIP = 0.4 V, RDS(on) sensing | 6 |+| TRIP voltage range | VTRIP | 0.2 |  | 3 | V | RDS(on) sensing | 6 |+| Positive current limit threshold | VOCLP | 360 | 375 | 390 | mV | VTRIP = 3.0 V, RDS(on) sensing | 6 |+| Positive current limit threshold | VOCLP | 190 | 200 | 210 | mV | VTRIP = 1.6 V, RDS(on) sensing | 6 |+| Positive current limit threshold | VOCLP | 20 | 25 | 30 | mV | VTRIP = 0.2 V, RDS(on) sensing | 6 |+| Negative current limit threshold | VOCLN | -390 | -375 | -360 | mV | VTRIP = 3.0 V, RDS(on) sensing | 6 |+| Negative current limit threshold | VOCLN | -212 | -200 | -188 | mV | VTRIP = 1.6 V, RDS(on) sensing | 6 |+| Negative current limit threshold | VOCLN | -30 | -25 | -20 | mV | VTRIP = 0.2 V, RDS(on) sensing | 6 |+| OVP threshold voltage | VOVP | 117 | 120 | 123 | % | OVP detect voltage | 6 |+| UVP threshold voltage | VUVP | 65 | 68 | 71 | % | UVP detect voltage | 6 |+| VREG LDO output voltage | VREG | 4.5 | 5 | 5.5 | V | VIN = 12 V, ILOAD = 10 mA | 6 |+| VDD UVLO voltage | VDDUVLO | 4.1 | 4.25 | 4.4 | V | VDDINUVLO<2:0> = 101 | 7 |+| Thermal resistance junction-to-ambient | RθJA |  | 51.3 |  | °C/W |  | 5 |+| Thermal resistance junction-to-case (top) | RθJC(top) |  | 85.4 |  | °C/W |  | 5 |+| Thermal resistance junction-to-board | RθJB |  | 20.1 |  | °C/W |  | 5 |+| Junction-to-top characterization parameter | ψJT |  | 1.3 |  | °C/W |  | 5 |+| Junction-to-board characterization parameter | ψJB |  | 19.4 |  | °C/W |  | 5 |+| Thermal resistance junction-to-case (bottom) | RθJC(bot) |  | 6 |  | °C/W |  | 5 |+ ## CAD (KiCad official)  - Symbol: `TPS53819ARGTR`
page.json+679
@@ -219,6 +219,685 @@       "Package": "VQFN-16-EP(3x3)",       "Category": "Power Management (PMIC)",       "Pins": "17"+    },+    "characteristics": {+      "version": 1,+      "source": "datasheet",+      "datasheet_sha256": "2d2dc1030a25c20b",+      "rows": [+        {+          "name": "Input voltage",+          "symbol": "VBST",+          "kind": "absolute_maximum",+          "unit": "V",+          "min": -0.3,+          "typ": null,+          "max": 38,+          "conditions": "",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Input voltage",+          "symbol": "VBST",+          "kind": "absolute_maximum",+          "unit": "V",+          "min": -0.3,+          "typ": null,+          "max": 6,+          "conditions": "With respect to SW terminal (note 3)",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Input voltage",+          "symbol": "EN",+          "kind": "absolute_maximum",+          "unit": "V",+          "min": -0.3,+          "typ": null,+          "max": 7.7,+          "conditions": "",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Input voltage",+          "symbol": "VDD",+          "kind": "absolute_maximum",+          "unit": "V",+          "min": -0.3,+          "typ": null,+          "max": 30,+          "conditions": "",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Input voltage SW",+          "symbol": "SW",+          "kind": "absolute_maximum",+          "unit": "V",+          "min": -3,+          "typ": null,+          "max": 32,+          "conditions": "DC",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Input voltage SW",+          "symbol": "SW",+          "kind": "absolute_maximum",+          "unit": "V",+          "min": -5,+          "typ": null,+          "max": 32,+          "conditions": "Pulse < 30% of the repetitive period",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Output voltage DRVH",+          "symbol": "DRVH",+          "kind": "absolute_maximum",+          "unit": "V",+          "min": -3,+          "typ": null,+          "max": 38,+          "conditions": "DC",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Output voltage DRVH",+          "symbol": "DRVH",+          "kind": "absolute_maximum",+          "unit": "V",+          "min": -5,+          "typ": null,+          "max": 38,+          "conditions": "Pulse < 30% of the repetitive period",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Output voltage DRVH(3), DRVL",+          "symbol": "DRVH, DRVL",+          "kind": "absolute_maximum",+          "unit": "V",+          "min": -0.3,+          "typ": null,+          "max": 6,+          "conditions": "DRVH with respect to SW (note 3)",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "ALERT, VREG, TRIP",+          "symbol": "ALERT, VREG, TRIP",+          "kind": "absolute_maximum",+          "unit": "V",+          "min": -0.3,+          "typ": null,+          "max": 6,+          "conditions": "",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "PGOOD",+          "symbol": "PGOOD",+          "kind": "absolute_maximum",+          "unit": "V",+          "min": -0.3,+          "typ": null,+          "max": 7.7,+          "conditions": "",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Junction temperature",+          "symbol": "TJ",+          "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": -55,+          "typ": null,+          "max": 150,+          "conditions": "",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Input voltage range",+          "symbol": "VBST",+          "kind": "recommended_operating",+          "unit": "V",+          "min": -0.1,+          "typ": null,+          "max": 35.5,+          "conditions": "",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Input voltage range",+          "symbol": "VBST",+          "kind": "recommended_operating",+          "unit": "V",+          "min": -0.1,+          "typ": null,+          "max": 5.5,+          "conditions": "",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Input voltage range",+          "symbol": "EN",+          "kind": "recommended_operating",+          "unit": "V",+          "min": -0.1,+          "typ": null,+          "max": 6.5,+          "conditions": "",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Input voltage range",+          "symbol": "VDD",+          "kind": "recommended_operating",+          "unit": "V",+          "min": 4.5,+          "typ": null,+          "max": 28,+          "conditions": "",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Input voltage range SW",+          "symbol": "SW",+          "kind": "recommended_operating",+          "unit": "V",+          "min": -3,+          "typ": null,+          "max": 30,+          "conditions": "DC",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Input voltage range SW",+          "symbol": "SW",+          "kind": "recommended_operating",+          "unit": "V",+          "min": -4.5,+          "typ": null,+          "max": 30,+          "conditions": "Pulse < 30% of the repetitive period",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Output voltage range DRVH",+          "symbol": "DRVH",+          "kind": "recommended_operating",+          "unit": "V",+          "min": -3,+          "typ": null,+          "max": 35.5,+          "conditions": "DC",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Output voltage range DRVH",+          "symbol": "DRVH",+          "kind": "recommended_operating",+          "unit": "V",+          "min": -4.5,+          "typ": null,+          "max": 35.5,+          "conditions": "Pulse < 30% of the repetitive period",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Output voltage range DRVH(1), DRVL",+          "symbol": "DRVH, DRVL",+          "kind": "recommended_operating",+          "unit": "V",+          "min": -0.1,+          "typ": null,+          "max": 5.5,+          "conditions": "",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Output voltage range ALERT, VREG",+          "symbol": "ALERT, VREG",+          "kind": "recommended_operating",+          "unit": "V",+          "min": -0.1,+          "typ": null,+          "max": 5.5,+          "conditions": "",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Output voltage range PGOOD",+          "symbol": "PGOOD",+          "kind": "recommended_operating",+          "unit": "V",+          "min": -0.1,+          "typ": null,+          "max": 6.5,+          "conditions": "",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Operating free-air temperature",+          "symbol": "TA",+          "kind": "recommended_operating",+          "unit": "°C",+          "min": -40,+          "typ": null,+          "max": 85,+          "conditions": "",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Feedback voltage tolerance",+          "symbol": "VFBTOL",+          "kind": "tolerance",+          "unit": "mV",+          "min": 597,+          "typ": 600,+          "max": 603,+          "conditions": "FB w/r/t GND, 0°C ≤ TJ ≤ 85°C",+          "source_page": 5,+          "source": "datasheet"+        },+        {+          "name": "DAC voltage tolerance 1",+          "symbol": "VDACTOL1",+          "kind": "tolerance",+          "unit": "mV",+          "min": -4.8,+          "typ": null,+          "max": 4.8,+          "conditions": "FB w/r/t GND, 0°C ≤ TA ≤ 85°C, all settings with VOUT_ADJUSTMENT only",+          "source_page": 5,+          "source": "datasheet"+        },+        {+          "name": "DAC voltage tolerance 2",+          "symbol": "VDACTOL2",+          "kind": "tolerance",+          "unit": "mV",+          "min": -4.8,+          "typ": null,+          "max": 4.8,+          "conditions": "FB w/r/t GND, 0°C ≤ TA ≤ 85°C, all settings with VOUT_MARGIN only",+          "source_page": 5,+          "source": "datasheet"+        },+        {+          "name": "DAC voltage tolerance 3",+          "symbol": "VDACTOL3",+          "kind": "tolerance",+          "unit": "mV",+          "min": -4.8,+          "typ": null,+          "max": 4.8,+          "conditions": "FB w/r/t GND, 0°C ≤ TA ≤ 85°C, with VOUT_ADJUSTMENT = 0Dh and VOUT_MARGIN = 70h for +5%",+          "source_page": 5,+          "source": "datasheet"+        },+        {+          "name": "DAC voltage tolerance 4",+          "symbol": "VDACTOL4",+          "kind": "tolerance",+          "unit": "mV",+          "min": -4.8,+          "typ": null,+          "max": 4.8,+          "conditions": "FB w/r/t GND, 0°C ≤ TA ≤ 85°C, with VOUT_ADJUSTMENT = 13h and VOUT_MARGIN = 07h for -5%",+          "source_page": 5,+          "source": "datasheet"+        },+        {+          "name": "Loop comparator input offset voltage",+          "symbol": "VIOS_LPCMP",+          "kind": "electrical",+          "unit": "mV",+          "min": -2.5,+          "typ": null,+          "max": 2.5,+          "conditions": "VREF to VFB, TA = 25°C",+          "source_page": 5,+          "source": "datasheet"+        },+        {+          "name": "FB pin input current",+          "symbol": "IFB",+          "kind": "electrical",+          "unit": "μA",+          "min": -1,+          "typ": null,+          "max": 1,+          "conditions": "VFB = 600 mV",+          "source_page": 5,+          "source": "datasheet"+        },+        {+          "name": "Powergood threshold, PGOOD in from higher",+          "symbol": "VPGTH",+          "kind": "electrical",+          "unit": "%",+          "min": 105,+          "typ": 108,+          "max": 111,+          "conditions": "PGOOD in from higher",+          "source_page": 6,+          "source": "datasheet"+        },+        {+          "name": "Powergood threshold, PGOOD in from lower",+          "symbol": "VPGTH",+          "kind": "electrical",+          "unit": "%",+          "min": 89,+          "typ": 92,+          "max": 95,+          "conditions": "PGOOD in from lower",+          "source_page": 6,+          "source": "datasheet"+        },+        {+          "name": "Powergood threshold, PGOOD out to higher",+          "symbol": "VPGTH",+          "kind": "electrical",+          "unit": "%",+          "min": 113,+          "typ": 116,+          "max": 119,+          "conditions": "PGOOD out to higher",+          "source_page": 6,+          "source": "datasheet"+        },+        {+          "name": "Powergood threshold, PGOOD out to lower",+          "symbol": "VPGTH",+          "kind": "electrical",+          "unit": "%",+          "min": 81,+          "typ": 84,+          "max": 87,+          "conditions": "PGOOD out to lower",+          "source_page": 6,+          "source": "datasheet"+        },+        {+          "name": "PGOOD leakage current",+          "symbol": "IPGLK",+          "kind": "electrical",+          "unit": "μA",+          "min": -1,+          "typ": 0,+          "max": 1,+          "conditions": "VPGOOD = 5.0 V",+          "source_page": 6,+          "source": "datasheet"+        },+        {+          "name": "EN input leakage current",+          "symbol": "ILEAK",+          "kind": "electrical",+          "unit": "μA",+          "min": -1,+          "typ": 0,+          "max": 1,+          "conditions": "",+          "source_page": 6,+          "source": "datasheet"+        },+        {+          "name": "TRIP source current",+          "symbol": "ITRIP",+          "kind": "electrical",+          "unit": "μA",+          "min": 9,+          "typ": 10,+          "max": 11,+          "conditions": "TA = 25°C, VTRIP = 0.4 V, RDS(on) sensing",+          "source_page": 6,+          "source": "datasheet"+        },+        {+          "name": "TRIP voltage range",+          "symbol": "VTRIP",+          "kind": "electrical",+          "unit": "V",+          "min": 0.2,+          "typ": null,+          "max": 3,+          "conditions": "RDS(on) sensing",+          "source_page": 6,+          "source": "datasheet"+        },+        {+          "name": "Positive current limit threshold",+          "symbol": "VOCLP",+          "kind": "electrical",+          "unit": "mV",+          "min": 360,+          "typ": 375,+          "max": 390,+          "conditions": "VTRIP = 3.0 V, RDS(on) sensing",+          "source_page": 6,+          "source": "datasheet"+        },+        {+          "name": "Positive current limit threshold",+          "symbol": "VOCLP",+          "kind": "electrical",+          "unit": "mV",+          "min": 190,+          "typ": 200,+          "max": 210,+          "conditions": "VTRIP = 1.6 V, RDS(on) sensing",+          "source_page": 6,+          "source": "datasheet"+        },+        {+          "name": "Positive current limit threshold",+          "symbol": "VOCLP",+          "kind": "electrical",+          "unit": "mV",+          "min": 20,+          "typ": 25,+          "max": 30,+          "conditions": "VTRIP = 0.2 V, RDS(on) sensing",+          "source_page": 6,+          "source": "datasheet"+        },+        {+          "name": "Negative current limit threshold",+          "symbol": "VOCLN",+          "kind": "electrical",+          "unit": "mV",+          "min": -390,+          "typ": -375,+          "max": -360,+          "conditions": "VTRIP = 3.0 V, RDS(on) sensing",+          "source_page": 6,+          "source": "datasheet"+        },+        {+          "name": "Negative current limit threshold",+          "symbol": "VOCLN",+          "kind": "electrical",+          "unit": "mV",+          "min": -212,+          "typ": -200,+          "max": -188,+          "conditions": "VTRIP = 1.6 V, RDS(on) sensing",+          "source_page": 6,+          "source": "datasheet"+        },+        {+          "name": "Negative current limit threshold",+          "symbol": "VOCLN",+          "kind": "electrical",+          "unit": "mV",+          "min": -30,+          "typ": -25,+          "max": -20,+          "conditions": "VTRIP = 0.2 V, RDS(on) sensing",+          "source_page": 6,+          "source": "datasheet"+        },+        {+          "name": "OVP threshold voltage",+          "symbol": "VOVP",+          "kind": "electrical",+          "unit": "%",+          "min": 117,+          "typ": 120,+          "max": 123,+          "conditions": "OVP detect voltage",+          "source_page": 6,+          "source": "datasheet"+        },+        {+          "name": "UVP threshold voltage",+          "symbol": "VUVP",+          "kind": "electrical",+          "unit": "%",+          "min": 65,+          "typ": 68,+          "max": 71,+          "conditions": "UVP detect voltage",+          "source_page": 6,+          "source": "datasheet"+        },+        {+          "name": "VREG LDO output voltage",+          "symbol": "VREG",+          "kind": "electrical",+          "unit": "V",+          "min": 4.5,+          "typ": 5,+          "max": 5.5,+          "conditions": "VIN = 12 V, ILOAD = 10 mA",+          "source_page": 6,+          "source": "datasheet"+        },+        {+          "name": "VDD UVLO voltage",+          "symbol": "VDDUVLO",+          "kind": "electrical",+          "unit": "V",+          "min": 4.1,+          "typ": 4.25,+          "max": 4.4,+          "conditions": "VDDINUVLO<2:0> = 101",+          "source_page": 7,+          "source": "datasheet"+        },+        {+          "name": "Thermal resistance junction-to-ambient",+          "symbol": "RθJA",+          "kind": "thermal",+          "unit": "°C/W",+          "min": null,+          "typ": 51.3,+          "max": null,+          "conditions": "",+          "source_page": 5,+          "source": "datasheet"+        },+        {+          "name": "Thermal resistance junction-to-case (top)",+          "symbol": "RθJC(top)",+          "kind": "thermal",+          "unit": "°C/W",+          "min": null,+          "typ": 85.4,+          "max": null,+          "conditions": "",+          "source_page": 5,+          "source": "datasheet"+        },+        {+          "name": "Thermal resistance junction-to-board",+          "symbol": "RθJB",+          "kind": "thermal",+          "unit": "°C/W",+          "min": null,+          "typ": 20.1,+          "max": null,+          "conditions": "",+          "source_page": 5,+          "source": "datasheet"+        },+        {+          "name": "Junction-to-top characterization parameter",+          "symbol": "ψJT",+          "kind": "thermal",+          "unit": "°C/W",+          "min": null,+          "typ": 1.3,+          "max": null,+          "conditions": "",+          "source_page": 5,+          "source": "datasheet"+        },+        {+          "name": "Junction-to-board characterization parameter",+          "symbol": "ψJB",+          "kind": "thermal",+          "unit": "°C/W",+          "min": null,+          "typ": 19.4,+          "max": null,+          "conditions": "",+          "source_page": 5,+          "source": "datasheet"+        },+        {+          "name": "Thermal resistance junction-to-case (bottom)",+          "symbol": "RθJC(bot)",+          "kind": "thermal",+          "unit": "°C/W",+          "min": null,+          "typ": 6,+          "max": null,+          "conditions": "",+          "source_page": 5,+          "source": "datasheet"+        }+      ]     }   },   "variants": [],