component
MT2499A
Public Made by Adomby adom
Aerosemi DC-DC Converters, ESOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
← Commit history
mt2499a: specified limits as data (metadata.characteristics, 28 rows from the datasheet)
2 files changed
+379−1
README.md+35@@ -27,6 +27,41 @@ MT2499A from Aerosemi, in a ESOP-8. Pinout and pin descriptions extracted from t | Category | Power Management (PMIC) | | Pins | 9 | +## 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 | | 4.5 | | 21 | V | | 3 |+| Supply Current in Operation | | | 0.4 | 0.6 | mA | VEN=2.0V, VFB=1.1V | 3 |+| Regulated Feedback Voltage | | 0.9 | 0.925 | 0.95 | V | TA = 25°C, 4.5V≤VIN ≤21V | 3 |+| OVP | | | 22 | | V | | 3 |+| High-Side Switch Leakage Current | | | 0 | 10 | µA | VEN=0V, VSW=0V | 3 |+| Input Supply Voltage (absolute maximum) | | -0.3 | | 23 | V | | 2 |+| EN Voltages (absolute maximum) | | -0.3 | | 23 | V | | 2 |+| FB Voltages (absolute maximum) | | -0.3 | | 6 | V | | 2 |+| Power Dissipation | | | | 2 | W | | 2 |+| Junction Temperature | | | | 150 | °C | Note 2 | 2 |+| Operating Temperature Range | | -40 | | 85 | °C | Listed under Absolute Maximum Ratings | 2 |+| Storage Temperature Range | | -65 | | 150 | °C | | 2 |+| ESD HBM (Human Body Model) | | | | 2 | kV | Human Body Model | 2 |+| Supply Current in Shutdown | | | 1 | | µA | VEN =0 or EN = GND | 3 |+| High-Side Switch On-Resistance | | | 75 | | mΩ | | 3 |+| Low-Side Switch On-Resistance | | | 55 | | mΩ | | 3 |+| Upper Switch Current Limit | | | 5.8 | | A | Minimum Duty Cycle | 3 |+| Oscillation Frequency | | | 0.34 | | MHz | | 3 |+| Maximum Duty Cycle | | | 92 | | % | VFB=0.6V | 3 |+| EN Shutdown Threshold Voltage | | | 1.25 | | V | VEN Rising | 3 |+| EN Shutdown Threshold Voltage Hysteresis | | | 50 | | mV | | 3 |+| Input Under Voltage Lockout Threshold | | | 4.2 | | V | VIN Rising | 3 |+| Input Under Voltage Lockout Threshold Hysteresis | | | 100 | | mV | | 3 |+| Minimum On-Time | | | 100 | | nS | | 3 |+| Soft-Start | | | 1 | | mS | | 3 |+| Thermal Shutdown | | | 175 | | ℃ | | 3 |+| Thermal Resistance θJC | θJC | | 10 | | °C/W | | 2 |+| Thermal Resistance θJA | θJA | | 50 | | °C/W | | 2 |+ ## CAD (KiCad official) - Symbol: `MT2499A`
page.json+344−1@@ -185,6 +185,349 @@ "Package": "ESOP-8", "Category": "Power Management (PMIC)", "Pins": "9"+ },+ "characteristics": {+ "version": 1,+ "source": "datasheet",+ "datasheet_sha256": "4d03ffe332e40048",+ "rows": [+ {+ "name": "Input Voltage Range",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": 4.5,+ "typ": null,+ "max": 21,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Supply Current in Operation",+ "symbol": "",+ "kind": "electrical",+ "unit": "mA",+ "min": null,+ "typ": 0.4,+ "max": 0.6,+ "conditions": "VEN=2.0V, VFB=1.1V",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Regulated Feedback Voltage",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": 0.9,+ "typ": 0.925,+ "max": 0.95,+ "conditions": "TA = 25°C, 4.5V≤VIN ≤21V",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "OVP",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": 22,+ "max": null,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "High-Side Switch Leakage Current",+ "symbol": "",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": 0,+ "max": 10,+ "conditions": "VEN=0V, VSW=0V",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Input Supply Voltage (absolute maximum)",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 23,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "EN Voltages (absolute maximum)",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 23,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "FB Voltages (absolute maximum)",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 6,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Power Dissipation",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "W",+ "min": null,+ "typ": null,+ "max": 2,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Junction Temperature",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": null,+ "typ": null,+ "max": 150,+ "conditions": "Note 2",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Operating Temperature Range",+ "symbol": "",+ "kind": "recommended_operating",+ "unit": "°C",+ "min": -40,+ "typ": null,+ "max": 85,+ "conditions": "Listed under Absolute Maximum Ratings",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Storage Temperature Range",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": -65,+ "typ": null,+ "max": 150,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "ESD HBM (Human Body Model)",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "kV",+ "min": null,+ "typ": null,+ "max": 2,+ "conditions": "Human Body Model",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Supply Current in Shutdown",+ "symbol": "",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": 1,+ "max": null,+ "conditions": "VEN =0 or EN = GND",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "High-Side Switch On-Resistance",+ "symbol": "",+ "kind": "electrical",+ "unit": "mΩ",+ "min": null,+ "typ": 75,+ "max": null,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Low-Side Switch On-Resistance",+ "symbol": "",+ "kind": "electrical",+ "unit": "mΩ",+ "min": null,+ "typ": 55,+ "max": null,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Upper Switch Current Limit",+ "symbol": "",+ "kind": "electrical",+ "unit": "A",+ "min": null,+ "typ": 5.8,+ "max": null,+ "conditions": "Minimum Duty Cycle",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Oscillation Frequency",+ "symbol": "",+ "kind": "electrical",+ "unit": "MHz",+ "min": null,+ "typ": 0.34,+ "max": null,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Maximum Duty Cycle",+ "symbol": "",+ "kind": "electrical",+ "unit": "%",+ "min": null,+ "typ": 92,+ "max": null,+ "conditions": "VFB=0.6V",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "EN Shutdown Threshold Voltage",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": 1.25,+ "max": null,+ "conditions": "VEN Rising",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "EN Shutdown Threshold Voltage Hysteresis",+ "symbol": "",+ "kind": "electrical",+ "unit": "mV",+ "min": null,+ "typ": 50,+ "max": null,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Input Under Voltage Lockout Threshold",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": 4.2,+ "max": null,+ "conditions": "VIN Rising",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Input Under Voltage Lockout Threshold Hysteresis",+ "symbol": "",+ "kind": "electrical",+ "unit": "mV",+ "min": null,+ "typ": 100,+ "max": null,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Minimum On-Time",+ "symbol": "",+ "kind": "electrical",+ "unit": "nS",+ "min": null,+ "typ": 100,+ "max": null,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Soft-Start",+ "symbol": "",+ "kind": "electrical",+ "unit": "mS",+ "min": null,+ "typ": 1,+ "max": null,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Thermal Shutdown",+ "symbol": "",+ "kind": "electrical",+ "unit": "℃",+ "min": null,+ "typ": 175,+ "max": null,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Thermal Resistance θJC",+ "symbol": "θJC",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": 10,+ "max": null,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Thermal Resistance θJA",+ "symbol": "θJA",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": 50,+ "max": null,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ }+ ] } }, "variants": [],@@ -226,4 +569,4 @@ "visibility": { "public": true }-}+}