component
LM317MBSTT3G
Public Made by Adomby adom
onsemi Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-4. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
← Commit history
lm317mbstt3g: specified limits as data (metadata.characteristics, 21 rows from the datasheet)
2 files changed
+288−1
README.md+28@@ -22,6 +22,34 @@ LM317MBSTT3G from onsemi, in a SOT-223-4. Pinout and pin descriptions extracted | Category | Power Management (PMIC) | | Pins | 4 | +## 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-Output Voltage Differential | VI−VO | | | 40 | Vdc | | 2 |+| Maximum Junction Temperature | TJMAX | | | 150 | °C | | 2 |+| Storage Temperature Range | Tstg | -65 | | 150 | °C | | 2 |+| Reference Voltage | Vref | 1.2 | 1.25 | 1.3 | V | 3.0 V ≤ VI − VO ≤ 40 V, 10 mA ≤ IL ≤ 0.5 A, PD ≤ Pmax | 2 |+| Load Regulation (VO ≤ 5.0 V) | Regload | | 5 | 25 | mV | TA = 25°C, 10 mA ≤ IO ≤ 0.5 A, VO ≤ 5.0 V | 2 |+| Load Regulation (VO ≥ 5.0 V) | Regload | | 0.1 | 0.5 | % VO | TA = 25°C, 10 mA ≤ IO ≤ 0.5 A, VO ≥ 5.0 V | 2 |+| Line Regulation | Regline | | 0.01 | 0.04 | %/V | TA = 25°C, 3.0 V ≤ VI − VO ≤ 40 V | 2 |+| Line Regulation | Regline | | 0.02 | 0.07 | %/V | 3.0 V ≤ VI−VO ≤ 40 V | 2 |+| Load Regulation (VO ≤ 5.0 V, over temperature) | Regload | | 20 | 70 | mV | 10 mA ≤ IO ≤ 0.5 A, VO ≤ 5.0 V | 2 |+| Load Regulation (VO ≥ 5.0 V, over temperature) | Regload | | 0.3 | 1.5 | % VO | 10 mA ≤ IO ≤ 0.5 A, VO ≥ 5.0 V | 2 |+| Adjustment Pin Current | IAdj | | 50 | 100 | µA | | 2 |+| Adjustment Pin Current Change | IAdj | | 0.2 | 5 | µA | 2.5 V ≤ VI − VO ≤ 40 V, 10 mA ≤ IL ≤ 0.5 A, PD ≤ Pmax | 2 |+| Maximum Output Current | Imax | 0.5 | 0.9 | | A | VI − VO ≤ 15 V, PD ≤ Pmax | 2 |+| Maximum Output Current | Imax | 0.15 | 0.25 | | A | VI − VO = 40 V, PD ≤ Pmax, TA = 25°C | 2 |+| Minimum Load Current to Maintain Regulation | ILmin | | 3.5 | 10 | mA | VI − VO = 40 V | 2 |+| Ripple Rejection with CAdj | RR | 65 | 80 | | dB | VO = 10 V, f = 120 Hz, CAdj = 10 µF | 2 |+| Long-Term Stability | S | | 0.3 | 1 | %/1.0 kHrs. | TJ = Thigh; TA = 25°C for end-point measurements | 2 |+| Thermal Resistance, Junction-to-Air (ST suffix, SOT-223) | θJA | | | 245 | °C/W | | 2 |+| Thermal Resistance, Junction-to-Case (ST suffix, SOT-223) | θJC | | | 15 | °C/W | | 2 |+| Operating Junction Temperature Range (LM317MB Tlow to Thigh) | TJ | -40 | | 125 | °C | LM317MB: Tlow to Thigh = −40°C to +125°C | 2 |+| Output Voltage Range | VO | 1.2 | | 37 | V | | 1 |+ ## CAD (KiCad official) - Symbol: `LM317MBSTT3G`
page.json+260−1@@ -155,6 +155,265 @@ "Package": "SOT-223-4", "Category": "Power Management (PMIC)", "Pins": "4"+ },+ "characteristics": {+ "version": 1,+ "source": "datasheet",+ "datasheet_sha256": "e5fe58e7a6060e1f",+ "rows": [+ {+ "name": "Input-Output Voltage Differential",+ "symbol": "VI−VO",+ "kind": "absolute_maximum",+ "unit": "Vdc",+ "min": null,+ "typ": null,+ "max": 40,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Maximum Junction Temperature",+ "symbol": "TJMAX",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": null,+ "typ": null,+ "max": 150,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Storage Temperature Range",+ "symbol": "Tstg",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": -65,+ "typ": null,+ "max": 150,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Reference Voltage",+ "symbol": "Vref",+ "kind": "electrical",+ "unit": "V",+ "min": 1.2,+ "typ": 1.25,+ "max": 1.3,+ "conditions": "3.0 V ≤ VI − VO ≤ 40 V, 10 mA ≤ IL ≤ 0.5 A, PD ≤ Pmax",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Load Regulation (VO ≤ 5.0 V)",+ "symbol": "Regload",+ "kind": "electrical",+ "unit": "mV",+ "min": null,+ "typ": 5,+ "max": 25,+ "conditions": "TA = 25°C, 10 mA ≤ IO ≤ 0.5 A, VO ≤ 5.0 V",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Load Regulation (VO ≥ 5.0 V)",+ "symbol": "Regload",+ "kind": "electrical",+ "unit": "% VO",+ "min": null,+ "typ": 0.1,+ "max": 0.5,+ "conditions": "TA = 25°C, 10 mA ≤ IO ≤ 0.5 A, VO ≥ 5.0 V",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Line Regulation",+ "symbol": "Regline",+ "kind": "electrical",+ "unit": "%/V",+ "min": null,+ "typ": 0.01,+ "max": 0.04,+ "conditions": "TA = 25°C, 3.0 V ≤ VI − VO ≤ 40 V",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Line Regulation",+ "symbol": "Regline",+ "kind": "electrical",+ "unit": "%/V",+ "min": null,+ "typ": 0.02,+ "max": 0.07,+ "conditions": "3.0 V ≤ VI−VO ≤ 40 V",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Load Regulation (VO ≤ 5.0 V, over temperature)",+ "symbol": "Regload",+ "kind": "electrical",+ "unit": "mV",+ "min": null,+ "typ": 20,+ "max": 70,+ "conditions": "10 mA ≤ IO ≤ 0.5 A, VO ≤ 5.0 V",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Load Regulation (VO ≥ 5.0 V, over temperature)",+ "symbol": "Regload",+ "kind": "electrical",+ "unit": "% VO",+ "min": null,+ "typ": 0.3,+ "max": 1.5,+ "conditions": "10 mA ≤ IO ≤ 0.5 A, VO ≥ 5.0 V",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Adjustment Pin Current",+ "symbol": "IAdj",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": 50,+ "max": 100,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Adjustment Pin Current Change",+ "symbol": "IAdj",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": 0.2,+ "max": 5,+ "conditions": "2.5 V ≤ VI − VO ≤ 40 V, 10 mA ≤ IL ≤ 0.5 A, PD ≤ Pmax",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Maximum Output Current",+ "symbol": "Imax",+ "kind": "electrical",+ "unit": "A",+ "min": 0.5,+ "typ": 0.9,+ "max": null,+ "conditions": "VI − VO ≤ 15 V, PD ≤ Pmax",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Maximum Output Current",+ "symbol": "Imax",+ "kind": "electrical",+ "unit": "A",+ "min": 0.15,+ "typ": 0.25,+ "max": null,+ "conditions": "VI − VO = 40 V, PD ≤ Pmax, TA = 25°C",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Minimum Load Current to Maintain Regulation",+ "symbol": "ILmin",+ "kind": "electrical",+ "unit": "mA",+ "min": null,+ "typ": 3.5,+ "max": 10,+ "conditions": "VI − VO = 40 V",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Ripple Rejection with CAdj",+ "symbol": "RR",+ "kind": "electrical",+ "unit": "dB",+ "min": 65,+ "typ": 80,+ "max": null,+ "conditions": "VO = 10 V, f = 120 Hz, CAdj = 10 µF",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Long-Term Stability",+ "symbol": "S",+ "kind": "electrical",+ "unit": "%/1.0 kHrs.",+ "min": null,+ "typ": 0.3,+ "max": 1,+ "conditions": "TJ = Thigh; TA = 25°C for end-point measurements",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Thermal Resistance, Junction-to-Air (ST suffix, SOT-223)",+ "symbol": "θJA",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": null,+ "max": 245,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Thermal Resistance, Junction-to-Case (ST suffix, SOT-223)",+ "symbol": "θJC",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": null,+ "max": 15,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Operating Junction Temperature Range (LM317MB Tlow to Thigh)",+ "symbol": "TJ",+ "kind": "recommended_operating",+ "unit": "°C",+ "min": -40,+ "typ": null,+ "max": 125,+ "conditions": "LM317MB: Tlow to Thigh = −40°C to +125°C",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Output Voltage Range",+ "symbol": "VO",+ "kind": "recommended_operating",+ "unit": "V",+ "min": 1.2,+ "typ": null,+ "max": 37,+ "conditions": "",+ "source_page": 1,+ "source": "datasheet"+ }+ ] } }, "variants": [],@@ -196,4 +455,4 @@ "visibility": { "public": true }-}+}