component
LM1117MPX-50NOPB
Public Made by Adomby adom
onsemi Linear Voltage Regulators (LDO), SOT-223. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"title": "LM1117MPX-50NOPB",
"brief": "onsemi Linear Voltage Regulators (LDO), SOT-223. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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"category": "Power Management ICs",
"subcategory": "Linear Voltage Regulators (LDO)",
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"lcsc": "C2902258",
"mouser": "863-LM1117MPX-50NOPB"
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"source": "Component Ocean /api/assign-pns",
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"status": "deferred",
"error": "shared DigiKey quota guard: 988 calls left today"
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"name": "Adjust/Ground",
"type": "power_in",
"description": "Pin 1 is the Adjust/Ground terminal, which serves as the ground reference for the 5.0 V fixed-output device; the adjust pin current Iadj is typically 52 µA with a maximum of 120 µA."
},
{
"number": "2",
"name": "Output",
"type": "power_out",
"description": "Pin 2 is the regulated output and is electrically connected to the heatsink tab; output current limit is 1000 mA minimum, 1500 mA typical, and 2200 mA maximum, with infinite output short-circuit duration."
},
{
"number": "3",
"name": "Input",
"type": "power_in",
"description": "Pin 3 is the unregulated input with a maximum input voltage of 20 V, and for the 5.0 V device the input must be at least 6.5 V to 12 V to hold regulation over 0 to 800 mA; output current must not exceed 1.0 A when Vin is greater than 12 V."
}
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"at": "2026-10-28T23:53:22"
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"pages": 13,
"sha256": "d4a212fd6b43e65e",
"source_tier": "mfr"
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"cad": "KiCad official (CC-BY-SA 4.0)",
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"checked": "2026-10-28",
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"metadata": {
"specs": {
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"Package": "SOT-223",
"Category": "Power Management ICs",
"Pins": "3"
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"name": "Output Voltage, 5.0 V fixed (Vin = 7.0 V, Iout = 10 mA, 25 °C)",
"symbol": "Vout",
"kind": "electrical",
"unit": "V",
"min": 4.95,
"typ": 5,
"max": 5.05,
"conditions": "Vin = 7.0 V, Iout = 10 mA, TA = 25 °C",
"source_page": 3,
"source": "datasheet"
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{
"name": "Output Voltage, 5.0 V fixed (full range)",
"symbol": "Vout",
"kind": "electrical",
"unit": "V",
"min": 4.9,
"typ": null,
"max": 5.1,
"conditions": "Vin = 6.5 V to 12 V, Iout = 0 mA to 800 mA",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Line Regulation, 5.0 V fixed",
"symbol": "Regline",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": 0.9,
"max": 6,
"conditions": "Vin = 6.5 V to 15 V, Iout = 0 mA",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Load Regulation, 5.0 V fixed",
"symbol": "Regline",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": 6.7,
"max": 15,
"conditions": "Iout = 0 mA to 800 mA, Vin = 6.5 V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Dropout Voltage (Iout = 100 mA)",
"symbol": "Vin−Vout",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 0.95,
"max": 1.1,
"conditions": "Measured at Vout − 100 mV, Iout = 100 mA",
"source_page": 3,
"source": "datasheet"
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{
"name": "Dropout Voltage (Iout = 500 mA)",
"symbol": "Vin−Vout",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 1.01,
"max": 1.15,
"conditions": "Measured at Vout − 100 mV, Iout = 500 mA",
"source_page": 3,
"source": "datasheet"
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{
"name": "Dropout Voltage (Iout = 800 mA)",
"symbol": "Vin−Vout",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 1.07,
"max": 1.2,
"conditions": "Measured at Vout − 100 mV, Iout = 800 mA",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Output Current Limit",
"symbol": "Iout",
"kind": "electrical",
"unit": "mA",
"min": 1000,
"typ": 1500,
"max": 2200,
"conditions": "Vin−Vout = 5.0 V, TA = 25°C, Note 6",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Quiescent Current, 5.0 V fixed",
"symbol": "IQ",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 6,
"max": 10,
"conditions": "Vin = 15 V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Thermal Regulation",
"symbol": "",
"kind": "electrical",
"unit": "%/W",
"min": null,
"typ": 0.01,
"max": 0.1,
"conditions": "TA = 25°C, 30 ms Pulse",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Ripple Rejection, 5.0 V fixed",
"symbol": "RR",
"kind": "electrical",
"unit": "dB",
"min": 57,
"typ": null,
"max": 61,
"conditions": "Vin−Vout = 6.4 V, Iout = 500 mA, 10 Vpp 120 Hz Sinewave",
"source_page": 3,
"source": "datasheet"
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{
"name": "Input Voltage (absolute maximum)",
"symbol": "Vin",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 20,
"conditions": "",
"source_page": 2,
"source": "datasheet"
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{
"name": "Maximum Die Junction Temperature Range",
"symbol": "TJ",
"kind": "absolute_maximum",
"unit": "°C",
"min": -55,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 2,
"source": "datasheet"
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{
"name": "Storage Temperature Range",
"symbol": "Tstg",
"kind": "absolute_maximum",
"unit": "°C",
"min": -65,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 2,
"source": "datasheet"
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{
"name": "Operating Ambient Temperature Range (LM1117, non-I grade)",
"symbol": "TA",
"kind": "recommended_operating",
"unit": "°C",
"min": 0,
"typ": null,
"max": 125,
"conditions": "LM1117 (not LM1117I)",
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"source": "datasheet"
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{
"name": "Thermal Resistance, Junction-to-Ambient",
"symbol": "RJA",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 160,
"max": null,
"conditions": "Minimum size pad",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Thermal Resistance, Junction-to-Case",
"symbol": "RJC",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 15,
"max": null,
"conditions": "",
"source_page": 2,
"source": "datasheet"
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