component
BD9E303EFJ-LBE2
Public Made by Adomby adom
ROHM DC-DC Converters, HTSOP-8-EP. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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bd9e303efj-lbe2: specified limits as data (metadata.characteristics, 27 rows from the datasheet)
2 files changed
+365
README.md+34@@ -33,6 +33,40 @@ Same part, different packaging or reel option. - `BD9E303EFJ-LBE2` +## Electrical characteristics++Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).++| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |+|---|---|---|---|---|---|---|---|+| Supply Current in Operating | IOPR | | 2.2 | 3 | mA | VFB = 1.1V, No switching | 5 |+| Supply Current in Standby | ISTBY | | 0 | 10 | µA | VEN = 0V | 5 |+| Reference Voltage (TJ = 25°C) | VFB | 0.99 | 1 | 1.01 | V | TJ = 25°C | 5 |+| Reference Voltage (TJ = -40 to +150°C) | VFB | 0.965 | 1 | 1.035 | V | TJ = -40 to +150°C | 5 |+| FB Input Current | IFB | -1 | 0 | 1 | µA | VFB = 1.1V | 5 |+| Switching frequency | FOSC | 255 | 300 | 345 | kHz | | 5 |+| Maximum Duty ratio | Maxduty | 90 | 95 | 99 | % | | 5 |+| UVLO detection voltage | VUVLO | 4.7 | 5 | 5.3 | V | VIN falling | 5 |+| UVLO hysteresis voltage | VUVLOHYS | 1.2 | 1.4 | 1.6 | V | | 5 |+| EN high-level input voltage | VENH | 2.5 | | | V | | 5 |+| EN low-level input voltage | VENL | 0 | | 0.8 | V | | 5 |+| EN Input current | IEN | 2.1 | 4.2 | 8.4 | µA | VEN = 3V | 5 |+| Soft Start time | TSS | 1.25 | 2.5 | 5 | msec | EN rising to FB=0.85V | 5 |+| Supply Voltage (recommended) | VIN | 7 | | 36 | V | | 5 |+| Output Current (recommended) | IOUT | 0 | | 3 | A | | 5 |+| Output Voltage Range (recommended) | VRANGE | 1 | | | V | Note 2: output pulse width not 200nsec (Typ) or less | 5 |+| Supply Voltage | VIN | -0.3 | | 40 | V | | 5 |+| EN Input Voltage | VEN | -0.3 | | 40 | V | | 5 |+| Voltage from GND to BOOT | VBOOT | -0.3 | | 45 | V | | 5 |+| Voltage from SW to BOOT | ΔVBOOT | -0.3 | | 7 | V | | 5 |+| FB Input Voltage | VFB | -0.3 | | 7 | V | | 5 |+| COMP Input Voltage | VCOMP | -0.3 | | 7 | V | | 5 |+| SW Input Voltage | VSW | -0.5 | | | V | | 5 |+| Allowable Power Dissipation | Pd | | | 2.76 | W | Note 1: derate 22mW/°C for operating Ta ≥ 25°C | 5 |+| Operating Junction Temperature Range | Tj | -40 | | 150 | C | | 5 |+| Storage Temperature Range | Tstg | -55 | | 150 | C | | 5 |+| Thermal resistance, junction to ambient | θJA | | 45.2 | | °C / W | ROHM standard JEDEC board, 4-layer PCB (74.2 mm x 74.2 mm copper area on 2nd/3rd layer and reverse side) | 23 |+ ## CAD (KiCad official) - Symbol: `BD9E303EFJ-LBE2`
page.json+331@@ -152,6 +152,337 @@ "Package": "HTSOP-8-EP", "Category": "PMIC", "Pins": "9"+ },+ "characteristics": {+ "version": 1,+ "source": "datasheet",+ "datasheet_sha256": "559a764e9a5064b1",+ "rows": [+ {+ "name": "Supply Current in Operating",+ "symbol": "IOPR",+ "kind": "electrical",+ "unit": "mA",+ "min": null,+ "typ": 2.2,+ "max": 3,+ "conditions": "VFB = 1.1V, No switching",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Supply Current in Standby",+ "symbol": "ISTBY",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": 0,+ "max": 10,+ "conditions": "VEN = 0V",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Reference Voltage (TJ = 25°C)",+ "symbol": "VFB",+ "kind": "electrical",+ "unit": "V",+ "min": 0.99,+ "typ": 1,+ "max": 1.01,+ "conditions": "TJ = 25°C",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Reference Voltage (TJ = -40 to +150°C)",+ "symbol": "VFB",+ "kind": "electrical",+ "unit": "V",+ "min": 0.965,+ "typ": 1,+ "max": 1.035,+ "conditions": "TJ = -40 to +150°C",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "FB Input Current",+ "symbol": "IFB",+ "kind": "electrical",+ "unit": "µA",+ "min": -1,+ "typ": 0,+ "max": 1,+ "conditions": "VFB = 1.1V",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Switching frequency",+ "symbol": "FOSC",+ "kind": "electrical",+ "unit": "kHz",+ "min": 255,+ "typ": 300,+ "max": 345,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Maximum Duty ratio",+ "symbol": "Maxduty",+ "kind": "electrical",+ "unit": "%",+ "min": 90,+ "typ": 95,+ "max": 99,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "UVLO detection voltage",+ "symbol": "VUVLO",+ "kind": "electrical",+ "unit": "V",+ "min": 4.7,+ "typ": 5,+ "max": 5.3,+ "conditions": "VIN falling",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "UVLO hysteresis voltage",+ "symbol": "VUVLOHYS",+ "kind": "electrical",+ "unit": "V",+ "min": 1.2,+ "typ": 1.4,+ "max": 1.6,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "EN high-level input voltage",+ "symbol": "VENH",+ "kind": "electrical",+ "unit": "V",+ "min": 2.5,+ "typ": null,+ "max": null,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "EN low-level input voltage",+ "symbol": "VENL",+ "kind": "electrical",+ "unit": "V",+ "min": 0,+ "typ": null,+ "max": 0.8,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "EN Input current",+ "symbol": "IEN",+ "kind": "electrical",+ "unit": "µA",+ "min": 2.1,+ "typ": 4.2,+ "max": 8.4,+ "conditions": "VEN = 3V",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Soft Start time",+ "symbol": "TSS",+ "kind": "timing",+ "unit": "msec",+ "min": 1.25,+ "typ": 2.5,+ "max": 5,+ "conditions": "EN rising to FB=0.85V",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Supply Voltage (recommended)",+ "symbol": "VIN",+ "kind": "recommended_operating",+ "unit": "V",+ "min": 7,+ "typ": null,+ "max": 36,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Output Current (recommended)",+ "symbol": "IOUT",+ "kind": "recommended_operating",+ "unit": "A",+ "min": 0,+ "typ": null,+ "max": 3,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Output Voltage Range (recommended)",+ "symbol": "VRANGE",+ "kind": "recommended_operating",+ "unit": "V",+ "min": 1,+ "typ": null,+ "max": null,+ "conditions": "Note 2: output pulse width not 200nsec (Typ) or less",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Supply Voltage",+ "symbol": "VIN",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 40,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "EN Input Voltage",+ "symbol": "VEN",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 40,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Voltage from GND to BOOT",+ "symbol": "VBOOT",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 45,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Voltage from SW to BOOT",+ "symbol": "ΔVBOOT",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 7,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "FB Input Voltage",+ "symbol": "VFB",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 7,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "COMP Input Voltage",+ "symbol": "VCOMP",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 7,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "SW Input Voltage",+ "symbol": "VSW",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.5,+ "typ": null,+ "max": null,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Allowable Power Dissipation",+ "symbol": "Pd",+ "kind": "absolute_maximum",+ "unit": "W",+ "min": null,+ "typ": null,+ "max": 2.76,+ "conditions": "Note 1: derate 22mW/°C for operating Ta ≥ 25°C",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Operating Junction Temperature Range",+ "symbol": "Tj",+ "kind": "absolute_maximum",+ "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": "Thermal resistance, junction to ambient",+ "symbol": "θJA",+ "kind": "thermal",+ "unit": "°C / W",+ "min": null,+ "typ": 45.2,+ "max": null,+ "conditions": "ROHM standard JEDEC board, 4-layer PCB (74.2 mm x 74.2 mm copper area on 2nd/3rd layer and reverse side)",+ "source_page": 23,+ "source": "datasheet"+ }+ ] } }, "variants": [