component
ME2149FM5G
Public Made by Adomby adom
MICRONE DC-DC Converters, SOT-23-5. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
← Commit history
me2149fm5g: specified limits as data (metadata.characteristics, 25 rows from the datasheet)
2 files changed
+339
README.md+32@@ -31,6 +31,38 @@ Same part, different packaging or reel option. - `ME2149FM5GP5` - `ME2149FM5GS` +## Electrical characteristics++Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).++| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |+|---|---|---|---|---|---|---|---|+| Feedback voltage | VFB | 1.225 | 1.25 | 1.275 | V | | 5 |+| Input voltage | VIN | | | 6 | V | | 5 |+| Operation start voltage | VST | | | 0.9 | V | IOUT=1mA | 5 |+| Operation holding voltage | VHLD | 0.7 | | | V | IOUT=1mA, measured by decreasing VIN voltage gradually | 5 |+| Current consumption during shutdown | ISSS | | 0.02 | 0.5 | μA | VCE=0V | 5 |+| Feedback voltage temperature coefficient | | -50 | | 50 | ppm/℃ | Ta=-25-85℃ | 5 |+| Oscillation frequency | Fosc | 0.8 | 1 | 1.2 | MHz | | 5 |+| Shutdown pin input voltage (oscillation on) | VSH | 0.75 | | | V | Measured the oscillation at LX pin | 5 |+| Shutdown pin input voltage (oscillation stop, VOUT≥1.5V) | VSL1 | | | 0.3 | V | Judged the stop of oscillation at LX pin; VOUT≥1.5V | 5 |+| Shutdown pin input voltage (oscillation stop, VOUT<1.5V) | VSL2 | | | 0.2 | V | Judged the stop of oscillation at LX pin; VOUT<1.5V | 5 |+| Shutdown pin input current | ISH | -0.1 | | 0.1 | μA | VCE=VFB(S)×0.95 | 5 |+| Current consumption 1 | ISS1 | | 4 | | mA | VFB=VFB(S)× 0.95 | 5 |+| Current consumption 2 | ISS2 | | 25 | | μA | VFB=1.5V | 5 |+| Max. duty ratio | MAXDUTY | | 78 | | ﹪ | VFB=VFB(S)× 0.95 | 5 |+| PWM/PFM switching duty ratio | PFMDUTY | | 15 | | ﹪ | VFB=VFB(S)× 1.5, no load | 5 |+| Soft start time | tss | | 2 | | mS | | 5 |+| Efficiency | EFFI | | 90 | | ﹪ | | 5 |+| VDD pin voltage | VDD | -0.3 | | 6.5 | V | | 4 |+| LX pin voltage (upper limit VDD+0.3) | LX | -0.3 | | | V | | 4 |+| CE pin voltage (upper limit VDD+0.3) | VCE | -0.3 | | | V | | 4 |+| LX pin current | ILX | -4000 | | 4000 | mA | | 4 |+| Power dissipation (SOT23-5) | Pd | | | 300 | mW | SOT23-5 package | 4 |+| Operating temperature range | TOpr | -25 | | 85 | ℃ | | 4 |+| Storage temperature range | Tstg | -40 | | 125 | ℃ | | 4 |+| Supply voltage for stable output voltage and oscillation frequency | VDD | 2.5 | | 6 | V | Note 1 and note 4: start-up from VDD=0.9V; 2.5V≦VDD<6V to stabilize output voltage and oscillation frequency | 2 |+ ## CAD (KiCad official) - Symbol: `ME2149FM5G`
page.json+307@@ -141,6 +141,313 @@ "Package": "SOT-23-5", "Category": "PMIC", "Pins": "5"+ },+ "characteristics": {+ "version": 1,+ "source": "datasheet",+ "datasheet_sha256": "12aea13e59a159b5",+ "rows": [+ {+ "name": "Feedback voltage",+ "symbol": "VFB",+ "kind": "electrical",+ "unit": "V",+ "min": 1.225,+ "typ": 1.25,+ "max": 1.275,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Input voltage",+ "symbol": "VIN",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 6,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Operation start voltage",+ "symbol": "VST",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 0.9,+ "conditions": "IOUT=1mA",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Operation holding voltage",+ "symbol": "VHLD",+ "kind": "electrical",+ "unit": "V",+ "min": 0.7,+ "typ": null,+ "max": null,+ "conditions": "IOUT=1mA, measured by decreasing VIN voltage gradually",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Current consumption during shutdown",+ "symbol": "ISSS",+ "kind": "electrical",+ "unit": "μA",+ "min": null,+ "typ": 0.02,+ "max": 0.5,+ "conditions": "VCE=0V",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Feedback voltage temperature coefficient",+ "symbol": "",+ "kind": "temperature_coefficient",+ "unit": "ppm/℃",+ "min": -50,+ "typ": null,+ "max": 50,+ "conditions": "Ta=-25-85℃",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Oscillation frequency",+ "symbol": "Fosc",+ "kind": "electrical",+ "unit": "MHz",+ "min": 0.8,+ "typ": 1,+ "max": 1.2,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Shutdown pin input voltage (oscillation on)",+ "symbol": "VSH",+ "kind": "electrical",+ "unit": "V",+ "min": 0.75,+ "typ": null,+ "max": null,+ "conditions": "Measured the oscillation at LX pin",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Shutdown pin input voltage (oscillation stop, VOUT≥1.5V)",+ "symbol": "VSL1",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 0.3,+ "conditions": "Judged the stop of oscillation at LX pin; VOUT≥1.5V",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Shutdown pin input voltage (oscillation stop, VOUT<1.5V)",+ "symbol": "VSL2",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 0.2,+ "conditions": "Judged the stop of oscillation at LX pin; VOUT<1.5V",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Shutdown pin input current",+ "symbol": "ISH",+ "kind": "electrical",+ "unit": "μA",+ "min": -0.1,+ "typ": null,+ "max": 0.1,+ "conditions": "VCE=VFB(S)×0.95",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Current consumption 1",+ "symbol": "ISS1",+ "kind": "electrical",+ "unit": "mA",+ "min": null,+ "typ": 4,+ "max": null,+ "conditions": "VFB=VFB(S)× 0.95",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Current consumption 2",+ "symbol": "ISS2",+ "kind": "electrical",+ "unit": "μA",+ "min": null,+ "typ": 25,+ "max": null,+ "conditions": "VFB=1.5V",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Max. duty ratio",+ "symbol": "MAXDUTY",+ "kind": "electrical",+ "unit": "﹪",+ "min": null,+ "typ": 78,+ "max": null,+ "conditions": "VFB=VFB(S)× 0.95",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "PWM/PFM switching duty ratio",+ "symbol": "PFMDUTY",+ "kind": "electrical",+ "unit": "﹪",+ "min": null,+ "typ": 15,+ "max": null,+ "conditions": "VFB=VFB(S)× 1.5, no load",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Soft start time",+ "symbol": "tss",+ "kind": "timing",+ "unit": "mS",+ "min": null,+ "typ": 2,+ "max": null,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Efficiency",+ "symbol": "EFFI",+ "kind": "electrical",+ "unit": "﹪",+ "min": null,+ "typ": 90,+ "max": null,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "VDD pin voltage",+ "symbol": "VDD",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 6.5,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "LX pin voltage (upper limit VDD+0.3)",+ "symbol": "LX",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": null,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "CE pin voltage (upper limit VDD+0.3)",+ "symbol": "VCE",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": null,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "LX pin current",+ "symbol": "ILX",+ "kind": "absolute_maximum",+ "unit": "mA",+ "min": -4000,+ "typ": null,+ "max": 4000,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Power dissipation (SOT23-5)",+ "symbol": "Pd",+ "kind": "absolute_maximum",+ "unit": "mW",+ "min": null,+ "typ": null,+ "max": 300,+ "conditions": "SOT23-5 package",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Operating temperature range",+ "symbol": "TOpr",+ "kind": "recommended_operating",+ "unit": "℃",+ "min": -25,+ "typ": null,+ "max": 85,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Storage temperature range",+ "symbol": "Tstg",+ "kind": "absolute_maximum",+ "unit": "℃",+ "min": -40,+ "typ": null,+ "max": 125,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Supply voltage for stable output voltage and oscillation frequency",+ "symbol": "VDD",+ "kind": "recommended_operating",+ "unit": "V",+ "min": 2.5,+ "typ": null,+ "max": 6,+ "conditions": "Note 1 and note 4: start-up from VDD=0.9V; 2.5V≦VDD<6V to stabilize output voltage and oscillation frequency",+ "source_page": 2,+ "source": "datasheet"+ }+ ] } }, "sections": [