component
TPS65270RGER
Public Made by Adomby adom
Texas Instruments DC-DC Converters, VQFN-24-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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tps65270rger: specified limits as data (metadata.characteristics, 49 rows from the datasheet)
2 files changed
+652−1
README.md+56@@ -43,6 +43,62 @@ TPS65270RGER from Texas Instruments, in a VQFN-24-EP(4x4). Pinout and pin descri | Category | Power Management (PMIC) | | Pins | 25 | +## 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 range VIN1 and VIN2 | VIN | 4.5 | | 18 | V | | 7 |+| UVLO rising VIN | | 4 | 4.2 | 4.45 | V | Rising VIN | 7 |+| UVLO falling VIN | | 3.65 | 3.85 | 4.1 | V | Falling VIN | 7 |+| Regulated feedback voltage VFB tolerance, TJ = 25°C | VFB | -1 | | 1 | % | VIN = 12 V, VCOMP = 1.2 V, TJ = 25°C | 7 |+| Regulated feedback voltage VFB tolerance, TJ = -40°C to 125°C | VFB | -2 | | 2 | % | VIN = 12 V, VCOMP = 1.2 V, TJ = -40°C to 125°C | 7 |+| Switching frequency range | FSW_BK | 0.3 | | 1.4 | MHz | Set by external resistor ROSC | 7 |+| Programmable switching frequency | FSW | 0.85 | 1 | 1.15 | MHz | ROSC = 250 kΩ | 7 |+| Programmable switching frequency | FSW | 425 | 500 | 575 | kHz | ROSC = 500 kΩ | 7 |+| Minimum on time | Ton_min | | 80 | 120 | ns | | 7 |+| Voltage range at VIN1, VIN2, LX1, LX2 | | -0.3 | | 18 | V | Over operating free-air temperature range | 6 |+| Voltage range at LX1, LX2 transient | | -1 | | 18 | V | Maximum withstand voltage transient < 10 ns | 6 |+| Voltage at BST1, BST2 referenced to LX1, LX2 | | -0.3 | | 7 | V | Referenced to LX1, LX2 pin | 6 |+| Voltage at VCC, EN1, EN2, COMP1, COMP2, LOW_P | | -0.3 | | 7 | V | | 6 |+| Voltage at SS1, SS2, FB1, FB2, ROSC | | -0.3 | | 3.6 | V | | 6 |+| Voltage at AGND, GND | | -0.3 | | 0.3 | V | | 6 |+| Operating virtual junction temperature range | TJ | -40 | | 125 | °C | | 6 |+| Storage temperature range | TSTG | -55 | | 150 | °C | | 6 |+| Input operating voltage | VIN | 4.5 | | 18 | V | | 6 |+| Ambient temperature | TA | -40 | | 85 | °C | | 6 |+| Electrostatic discharge, human body model (HBM) | | | | 2000 | V | Human body model (HBM) | 6 |+| Electrostatic discharge, charge device model (CDM) | | | | 500 | V | Charge device model (CDM) | 6 |+| Input voltage hysteresis UVLO | | | 0.35 | | V | | 7 |+| Shutdown supply current IDDSDN | IDDSDN | | 10 | | µA | EN1 = EN2 = 0 V | 7 |+| Non switching quiescent power supply current | IDDQ_nsw | | 1 | | mA | VFB1 = VFB2 = 900 mV, LOW_P = high | 7 |+| VCC internal biasing supply | | | 6.25 | | V | VCC load current = 0 A, VIN = 12 V | 7 |+| VCC LDO drop-out voltage | VCC_drop | | 180 | | mV | VIN = 5 V, VCC load current = 20 mA | 7 |+| VCC current limit | IVCC | | 200 | | mA | 4.5 V < VIN < 18 V | 7 |+| Regulated feedback voltage VFB | VFB | | 0.8 | | V | VIN = 12 V, VCOMP = 1.2 V, TJ = 25°C | 7 |+| Line regulation DC | | | 0.5 | | %/V | VIN = 4.5 V to 18 V, IOUT = 1 A | 7 |+| Load regulation DC | | | 0.4 | | %/A | IOUT = 10% - 90% IOUT,MAX | 7 |+| Error amplifier transconductance | Gm_EA | | 130 | | µs | -2 µA < ICOMP < 2 µA | 7 |+| COMP voltage to inductor current transconductance | Gm_SRC | | 10 | | A/V | ILX = 0.5 A | 7 |+| EN1 and EN2 pin threshold rising | VEN | | 1.55 | | V | Rising | 7 |+| EN1 and EN2 pin threshold falling | VEN | | 0.4 | | V | Falling | 7 |+| PSM low power mode threshold rising | VPSM | | 1.55 | | V | Rising | 7 |+| PSM low power mode threshold falling | VPSM | | 0.4 | | V | Falling | 7 |+| SS1 and SS2 soft-start charging current | ISS | | 5 | | µA | | 7 |+| Buck 1 peak inductor current limit | ILIMIT1 | | 3.2 | | A | 4.5 V < VIN < 18 V | 7 |+| Buck 1 low side MOSFET current limit | ILIMIT1_LS1 | | 2 | | A | 4.5 V < VIN < 18 V | 7 |+| Buck 2 peak inductor current limit | ILIMIT2 | | 4.1 | | A | 4.5 V < VIN < 18 V | 7 |+| Buck 2 low side MOSFET current limit | ILIMIT1_LS2 | | 2 | | A | 4.5 V < VIN < 18 V | 7 |+| On resistance of high side FET on CH1 | Rdson_HS1 | | 120 | | mΩ | BST1 to LX1 = 6.25 V | 7 |+| On resistance of low side FET on CH1 | Rdson_LS1 | | 80 | | mΩ | VIN = 12 V | 7 |+| On resistance of high side FET on CH2 | Rdson_HS2 | | 95 | | mΩ | BST2 to LX2 = 6.25 V | 7 |+| On resistance of low side FET on CH2 | Rdson_LS2 | | 50 | | mΩ | VIN = 12 V | 7 |+| Thermal protection trip point | TTRIP | | 160 | | °C | Rising temperature | 7 |+| Thermal protection hysteresis | THYST | | 20 | | °C | | 7 |+| Junction-to-ambient thermal resistance | θJA | | 32.6 | | °C/W | JEDEC JESD 51-5 high-K board with thermal vias | 6 |+| Junction-to-case thermal resistance | θJC | | 10 | | °C/W | Junction to exposed pad | 6 |+ ## CAD (KiCad official) - Symbol: `TPS65270RGER`
page.json+596−1@@ -283,6 +283,601 @@ "Package": "VQFN-24-EP(4x4)", "Category": "Power Management (PMIC)", "Pins": "25"+ },+ "characteristics": {+ "version": 1,+ "source": "datasheet",+ "datasheet_sha256": "5c940e7eff8ac8fe",+ "rows": [+ {+ "name": "Input voltage range VIN1 and VIN2",+ "symbol": "VIN",+ "kind": "electrical",+ "unit": "V",+ "min": 4.5,+ "typ": null,+ "max": 18,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "UVLO rising VIN",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": 4,+ "typ": 4.2,+ "max": 4.45,+ "conditions": "Rising VIN",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "UVLO falling VIN",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": 3.65,+ "typ": 3.85,+ "max": 4.1,+ "conditions": "Falling VIN",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Regulated feedback voltage VFB tolerance, TJ = 25°C",+ "symbol": "VFB",+ "kind": "tolerance",+ "unit": "%",+ "min": -1,+ "typ": null,+ "max": 1,+ "conditions": "VIN = 12 V, VCOMP = 1.2 V, TJ = 25°C",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Regulated feedback voltage VFB tolerance, TJ = -40°C to 125°C",+ "symbol": "VFB",+ "kind": "tolerance",+ "unit": "%",+ "min": -2,+ "typ": null,+ "max": 2,+ "conditions": "VIN = 12 V, VCOMP = 1.2 V, TJ = -40°C to 125°C",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Switching frequency range",+ "symbol": "FSW_BK",+ "kind": "electrical",+ "unit": "MHz",+ "min": 0.3,+ "typ": null,+ "max": 1.4,+ "conditions": "Set by external resistor ROSC",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Programmable switching frequency",+ "symbol": "FSW",+ "kind": "electrical",+ "unit": "MHz",+ "min": 0.85,+ "typ": 1,+ "max": 1.15,+ "conditions": "ROSC = 250 kΩ",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Programmable switching frequency",+ "symbol": "FSW",+ "kind": "electrical",+ "unit": "kHz",+ "min": 425,+ "typ": 500,+ "max": 575,+ "conditions": "ROSC = 500 kΩ",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Minimum on time",+ "symbol": "Ton_min",+ "kind": "electrical",+ "unit": "ns",+ "min": null,+ "typ": 80,+ "max": 120,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Voltage range at VIN1, VIN2, LX1, LX2",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 18,+ "conditions": "Over operating free-air temperature range",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Voltage range at LX1, LX2 transient",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -1,+ "typ": null,+ "max": 18,+ "conditions": "Maximum withstand voltage transient < 10 ns",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Voltage at BST1, BST2 referenced to LX1, LX2",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 7,+ "conditions": "Referenced to LX1, LX2 pin",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Voltage at VCC, EN1, EN2, COMP1, COMP2, LOW_P",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 7,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Voltage at SS1, SS2, FB1, FB2, ROSC",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 3.6,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Voltage at AGND, GND",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 0.3,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Operating virtual junction temperature range",+ "symbol": "TJ",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": -40,+ "typ": null,+ "max": 125,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Storage temperature range",+ "symbol": "TSTG",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": -55,+ "typ": null,+ "max": 150,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Input operating voltage",+ "symbol": "VIN",+ "kind": "recommended_operating",+ "unit": "V",+ "min": 4.5,+ "typ": null,+ "max": 18,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Ambient temperature",+ "symbol": "TA",+ "kind": "recommended_operating",+ "unit": "°C",+ "min": -40,+ "typ": null,+ "max": 85,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Electrostatic discharge, human body model (HBM)",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 2000,+ "conditions": "Human body model (HBM)",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Electrostatic discharge, charge device model (CDM)",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 500,+ "conditions": "Charge device model (CDM)",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Input voltage hysteresis UVLO",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": 0.35,+ "max": null,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Shutdown supply current IDDSDN",+ "symbol": "IDDSDN",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": 10,+ "max": null,+ "conditions": "EN1 = EN2 = 0 V",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Non switching quiescent power supply current",+ "symbol": "IDDQ_nsw",+ "kind": "electrical",+ "unit": "mA",+ "min": null,+ "typ": 1,+ "max": null,+ "conditions": "VFB1 = VFB2 = 900 mV, LOW_P = high",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "VCC internal biasing supply",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": 6.25,+ "max": null,+ "conditions": "VCC load current = 0 A, VIN = 12 V",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "VCC LDO drop-out voltage",+ "symbol": "VCC_drop",+ "kind": "electrical",+ "unit": "mV",+ "min": null,+ "typ": 180,+ "max": null,+ "conditions": "VIN = 5 V, VCC load current = 20 mA",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "VCC current limit",+ "symbol": "IVCC",+ "kind": "electrical",+ "unit": "mA",+ "min": null,+ "typ": 200,+ "max": null,+ "conditions": "4.5 V < VIN < 18 V",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Regulated feedback voltage VFB",+ "symbol": "VFB",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": 0.8,+ "max": null,+ "conditions": "VIN = 12 V, VCOMP = 1.2 V, TJ = 25°C",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Line regulation DC",+ "symbol": "",+ "kind": "electrical",+ "unit": "%/V",+ "min": null,+ "typ": 0.5,+ "max": null,+ "conditions": "VIN = 4.5 V to 18 V, IOUT = 1 A",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Load regulation DC",+ "symbol": "",+ "kind": "electrical",+ "unit": "%/A",+ "min": null,+ "typ": 0.4,+ "max": null,+ "conditions": "IOUT = 10% - 90% IOUT,MAX",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Error amplifier transconductance",+ "symbol": "Gm_EA",+ "kind": "electrical",+ "unit": "µs",+ "min": null,+ "typ": 130,+ "max": null,+ "conditions": "-2 µA < ICOMP < 2 µA",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "COMP voltage to inductor current transconductance",+ "symbol": "Gm_SRC",+ "kind": "electrical",+ "unit": "A/V",+ "min": null,+ "typ": 10,+ "max": null,+ "conditions": "ILX = 0.5 A",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "EN1 and EN2 pin threshold rising",+ "symbol": "VEN",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": 1.55,+ "max": null,+ "conditions": "Rising",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "EN1 and EN2 pin threshold falling",+ "symbol": "VEN",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": 0.4,+ "max": null,+ "conditions": "Falling",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "PSM low power mode threshold rising",+ "symbol": "VPSM",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": 1.55,+ "max": null,+ "conditions": "Rising",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "PSM low power mode threshold falling",+ "symbol": "VPSM",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": 0.4,+ "max": null,+ "conditions": "Falling",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "SS1 and SS2 soft-start charging current",+ "symbol": "ISS",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": 5,+ "max": null,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Buck 1 peak inductor current limit",+ "symbol": "ILIMIT1",+ "kind": "electrical",+ "unit": "A",+ "min": null,+ "typ": 3.2,+ "max": null,+ "conditions": "4.5 V < VIN < 18 V",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Buck 1 low side MOSFET current limit",+ "symbol": "ILIMIT1_LS1",+ "kind": "electrical",+ "unit": "A",+ "min": null,+ "typ": 2,+ "max": null,+ "conditions": "4.5 V < VIN < 18 V",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Buck 2 peak inductor current limit",+ "symbol": "ILIMIT2",+ "kind": "electrical",+ "unit": "A",+ "min": null,+ "typ": 4.1,+ "max": null,+ "conditions": "4.5 V < VIN < 18 V",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Buck 2 low side MOSFET current limit",+ "symbol": "ILIMIT1_LS2",+ "kind": "electrical",+ "unit": "A",+ "min": null,+ "typ": 2,+ "max": null,+ "conditions": "4.5 V < VIN < 18 V",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "On resistance of high side FET on CH1",+ "symbol": "Rdson_HS1",+ "kind": "electrical",+ "unit": "mΩ",+ "min": null,+ "typ": 120,+ "max": null,+ "conditions": "BST1 to LX1 = 6.25 V",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "On resistance of low side FET on CH1",+ "symbol": "Rdson_LS1",+ "kind": "electrical",+ "unit": "mΩ",+ "min": null,+ "typ": 80,+ "max": null,+ "conditions": "VIN = 12 V",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "On resistance of high side FET on CH2",+ "symbol": "Rdson_HS2",+ "kind": "electrical",+ "unit": "mΩ",+ "min": null,+ "typ": 95,+ "max": null,+ "conditions": "BST2 to LX2 = 6.25 V",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "On resistance of low side FET on CH2",+ "symbol": "Rdson_LS2",+ "kind": "electrical",+ "unit": "mΩ",+ "min": null,+ "typ": 50,+ "max": null,+ "conditions": "VIN = 12 V",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Thermal protection trip point",+ "symbol": "TTRIP",+ "kind": "electrical",+ "unit": "°C",+ "min": null,+ "typ": 160,+ "max": null,+ "conditions": "Rising temperature",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Thermal protection hysteresis",+ "symbol": "THYST",+ "kind": "electrical",+ "unit": "°C",+ "min": null,+ "typ": 20,+ "max": null,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Junction-to-ambient thermal resistance",+ "symbol": "θJA",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": 32.6,+ "max": null,+ "conditions": "JEDEC JESD 51-5 high-K board with thermal vias",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Junction-to-case thermal resistance",+ "symbol": "θJC",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": 10,+ "max": null,+ "conditions": "Junction to exposed pad",+ "source_page": 6,+ "source": "datasheet"+ }+ ] } }, "variants": [],@@ -324,4 +919,4 @@ "visibility": { "public": true }-}+}