component
TMI3253S
Public Made by Adomby adom
TMI DC-DC Converters, SOT-23-6. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
← Commit history
tmi3253s: specified limits as data (metadata.characteristics, 38 rows from the datasheet)
2 files changed
+508
README.md+45@@ -31,6 +31,51 @@ Same part, different packaging or reel option. - `TMI3253S` - `TMI3253T` +## 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 Supply Voltage, EN | | -0.3 | | 20 | V | | 2 |+| LX Voltages | | -0.3 | | 20 | V | | 2 |+| LX Voltages (<10ns transient) | | -4.5 | | 22 | V | | 2 |+| FB Voltage | | -0.3 | | 6 | V | | 2 |+| BS Voltage | | -0.3 | | 26 | V | | 2 |+| BS to LX Voltage | | -0.3 | | 6 | V | | 2 |+| Storage Temperature Range | | -65 | | 150 | °C | | 2 |+| Voltage Range IN | | 4.5 | | 18 | V | | 3 |+| TJ Operating Junction Temperature | TJ | -40 | | 125 | °C | | 3 |+| Input Voltage Range | | 4.5 | | 18 | V | | 4 |+| OVP Threshold | | 18.7 | 19.3 | 19.8 | V | | 4 |+| Regulated Feedback Voltage (3253S) | | 0.588 | 0.6 | 0.612 | V | TA=25°C,4.5V≤VIN≤18V | 4 |+| Shutdown Current | | | 5 | 10 | μA | VIN=12V, EN=0V | 4 |+| High-Side Switch Leakage Current | | | 1 | 10 | μA | VEN=0V, VLX=0V | 4 |+| Switch Valley Current Limit | | 3.7 | 4 | 4.5 | A | Minimum Duty Cycle | 4 |+| On Time | | 132 | 166 | 200 | ns | VIN=12V, VOUT=1.2V, IOUT=1A | 4 |+| Oscillation Frequency | | 450 | 600 | 750 | kHz | Maximum Duty Cycle | 4 |+| Soft Start Time | | 0.5 | 0.8 | 1.2 | ms | | 4 |+| EN Rising Threshold | | 0.85 | 0.95 | 1.05 | V | | 4 |+| Absolute maximum Junction Temperature | | | | 160 | °C | | 2 |+| Power Dissipation | | | | 1000 | mW | | 2 |+| Lead Temperature (Soldering, 10s) | | | | 260 | °C | | 2 |+| UVLO Rising Threshold | | | 4.3 | | V | | 4 |+| UVLO Hysteresis | | | 0.35 | | V | | 4 |+| Quiescent Current | | | 300 | | μA | VEN=2V, VFB=VREF x 105% | 4 |+| High-Side Switch On-Resistance | | | 70 | | mΩ | | 4 |+| Low-Side Switch On-Resistance | | | 35 | | mΩ | | 4 |+| Maximum Duty Cycle | | | 90 | | % | | 4 |+| Minimum On-Time | | | 80 | | ns | | 4 |+| Hiccup on Time | | | 1.2 | | ms | | 4 |+| Hiccup Time Before Restart | | | 3.6 | | ms | | 4 |+| EN Hysteresis | | | 180 | | mV | | 4 |+| Thermal Shutdown Threshold | | | 165 | | °C | | 4 |+| Thermal Shutdown Hysteresis | | | 30 | | °C | | 4 |+| Junction-to-ambient thermal resistance | θJA | | 100 | | °C/W | | 3 |+| Junction-to-case(top) thermal resistance | θJC | | 56 | | °C/W | | 3 |+| Junction-to-board thermal resistance | θJB | | 16.2 | | °C/W | | 3 |+| Junction-to-case(top) characterization parameter | ψJC | | 2 | | °C/W | | 3 |+ ## CAD (KiCad official) - Symbol: `TMI3253S`
page.json+463@@ -147,6 +147,469 @@ "Package": "SOT-23-6", "Category": "PMIC", "Pins": "6"+ },+ "characteristics": {+ "version": 1,+ "source": "datasheet",+ "datasheet_sha256": "b58c2a4a18985f81",+ "rows": [+ {+ "name": "Input Supply Voltage, EN",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 20,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "LX Voltages",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 20,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "LX Voltages (<10ns transient)",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -4.5,+ "typ": null,+ "max": 22,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "FB Voltage",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 6,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "BS Voltage",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 26,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "BS to LX Voltage",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 6,+ "conditions": "",+ "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": "Voltage Range IN",+ "symbol": "",+ "kind": "recommended_operating",+ "unit": "V",+ "min": 4.5,+ "typ": null,+ "max": 18,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "TJ Operating Junction Temperature",+ "symbol": "TJ",+ "kind": "recommended_operating",+ "unit": "°C",+ "min": -40,+ "typ": null,+ "max": 125,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Input Voltage Range",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": 4.5,+ "typ": null,+ "max": 18,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "OVP Threshold",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": 18.7,+ "typ": 19.3,+ "max": 19.8,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Regulated Feedback Voltage (3253S)",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": 0.588,+ "typ": 0.6,+ "max": 0.612,+ "conditions": "TA=25°C,4.5V≤VIN≤18V",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Shutdown Current",+ "symbol": "",+ "kind": "electrical",+ "unit": "μA",+ "min": null,+ "typ": 5,+ "max": 10,+ "conditions": "VIN=12V, EN=0V",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "High-Side Switch Leakage Current",+ "symbol": "",+ "kind": "electrical",+ "unit": "μA",+ "min": null,+ "typ": 1,+ "max": 10,+ "conditions": "VEN=0V, VLX=0V",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Switch Valley Current Limit",+ "symbol": "",+ "kind": "electrical",+ "unit": "A",+ "min": 3.7,+ "typ": 4,+ "max": 4.5,+ "conditions": "Minimum Duty Cycle",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "On Time",+ "symbol": "",+ "kind": "timing",+ "unit": "ns",+ "min": 132,+ "typ": 166,+ "max": 200,+ "conditions": "VIN=12V, VOUT=1.2V, IOUT=1A",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Oscillation Frequency",+ "symbol": "",+ "kind": "electrical",+ "unit": "kHz",+ "min": 450,+ "typ": 600,+ "max": 750,+ "conditions": "Maximum Duty Cycle",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Soft Start Time",+ "symbol": "",+ "kind": "timing",+ "unit": "ms",+ "min": 0.5,+ "typ": 0.8,+ "max": 1.2,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "EN Rising Threshold",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": 0.85,+ "typ": 0.95,+ "max": 1.05,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Absolute maximum Junction Temperature",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": null,+ "typ": null,+ "max": 160,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Power Dissipation",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "mW",+ "min": null,+ "typ": null,+ "max": 1000,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Lead Temperature (Soldering, 10s)",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": null,+ "typ": null,+ "max": 260,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "UVLO Rising Threshold",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": 4.3,+ "max": null,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "UVLO Hysteresis",+ "symbol": "",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": 0.35,+ "max": null,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Quiescent Current",+ "symbol": "",+ "kind": "electrical",+ "unit": "μA",+ "min": null,+ "typ": 300,+ "max": null,+ "conditions": "VEN=2V, VFB=VREF x 105%",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "High-Side Switch On-Resistance",+ "symbol": "",+ "kind": "electrical",+ "unit": "mΩ",+ "min": null,+ "typ": 70,+ "max": null,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Low-Side Switch On-Resistance",+ "symbol": "",+ "kind": "electrical",+ "unit": "mΩ",+ "min": null,+ "typ": 35,+ "max": null,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Maximum Duty Cycle",+ "symbol": "",+ "kind": "electrical",+ "unit": "%",+ "min": null,+ "typ": 90,+ "max": null,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Minimum On-Time",+ "symbol": "",+ "kind": "timing",+ "unit": "ns",+ "min": null,+ "typ": 80,+ "max": null,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Hiccup on Time",+ "symbol": "",+ "kind": "timing",+ "unit": "ms",+ "min": null,+ "typ": 1.2,+ "max": null,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Hiccup Time Before Restart",+ "symbol": "",+ "kind": "timing",+ "unit": "ms",+ "min": null,+ "typ": 3.6,+ "max": null,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "EN Hysteresis",+ "symbol": "",+ "kind": "electrical",+ "unit": "mV",+ "min": null,+ "typ": 180,+ "max": null,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Thermal Shutdown Threshold",+ "symbol": "",+ "kind": "electrical",+ "unit": "°C",+ "min": null,+ "typ": 165,+ "max": null,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Thermal Shutdown Hysteresis",+ "symbol": "",+ "kind": "electrical",+ "unit": "°C",+ "min": null,+ "typ": 30,+ "max": null,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Junction-to-ambient thermal resistance",+ "symbol": "θJA",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": 100,+ "max": null,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Junction-to-case(top) thermal resistance",+ "symbol": "θJC",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": 56,+ "max": null,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Junction-to-board thermal resistance",+ "symbol": "θJB",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": 16.2,+ "max": null,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Junction-to-case(top) characterization parameter",+ "symbol": "ψJC",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": 2,+ "max": null,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ }+ ] } }, "sections": [