component
LT3090IDD#TRPBF
Public Made by Adomby adom
Analog Devices Linear Voltage Regulators (LDO), WDFN-10-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "lt3090idd-trpbf",
"version": "0.1.0",
"type": "component",
"description": "Analog Devices Linear Voltage Regulators (LDO), WDFN-10-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"power management ics",
"lt3090idd#trpbf",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
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"path": "docs/hero.png"
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"files": [
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"README.md",
"lt3090idd-trpbf.kicad_sym",
"lt3090idd-trpbf.kicad_mod",
"lt3090idd-trpbf.glb",
"lt3090idd-trpbf.step",
"lt3090idd-trpbf.lbr",
"docs/hero.png",
"docs/lt3090idd-trpbf-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"lt3090idd-trpbf-hero.glb",
"lt3090idd-trpbf-hero.overlay.json",
"lt3090idd-trpbf-etched.glb"
],
"component": {
"mpn": "LT3090IDD#TRPBF",
"manufacturer": "Analog Devices",
"package": "WDFN-10-EP(3x3)",
"pin_count": 11,
"category": "Power Management ICs",
"subcategory": "Linear Voltage Regulators (LDO)",
"datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/3090fa.pdf",
"parts": {
"symbol": "lt3090idd-trpbf.kicad_sym",
"footprint": "lt3090idd-trpbf.kicad_mod",
"model_3d": "lt3090idd-trpbf-hero.glb",
"model_3d_plain": "lt3090idd-trpbf-etched.glb",
"model_3d_step": "lt3090idd-trpbf-etched.step",
"model_3d_step_plain": "lt3090idd-trpbf.step",
"lbr": "lt3090idd-trpbf.lbr"
},
"distributor_links": {
"lcsc": "C670438",
"digikey": "505-LT3090IDD#TRPBFTR-ND",
"mouser": "584-LT3090IDD#TRPBF"
},
"distributor_check": {
"checked_at": "2026-10-31T04:02:47Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "505-LT3090IDD#TRPBFTR-ND",
"status": "found"
},
"mouser": {
"pn": "584-LT3090IDD#TRPBF",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "IN",
"type": "power_in",
"description": "Input pin that supplies power to the regulator; all IN pins must be tied together and the LT3090 requires an input bypass capacitor, typically 2.2µF to 4.7µF."
},
{
"number": "2",
"name": "IN",
"type": "power_in",
"description": "Input pin that supplies power to the regulator; all IN pins must be tied together and the LT3090 requires an input bypass capacitor, typically 2.2µF to 4.7µF."
},
{
"number": "3",
"name": "ILIM",
"type": "input",
"description": "Current limit programming pin where a resistor between ILIM and IN sets the limit with a nominal 10A•kΩ scale factor, and ILIM must not be driven more than 0.3V below IN."
},
{
"number": "4",
"name": "IMONP",
"type": "passive",
"description": "Positive current monitor pin that sources 1/2000 of output current through a resistor to GND, and must not be driven more than 0.3V below IN; tie to IN if unused."
},
{
"number": "5",
"name": "IMONN",
"type": "passive",
"description": "Negative current monitor pin that sinks 1/1000 of output current through a resistor to GND, must be at least 2V above IN and IMONP when used, and must not be driven more than 0.3V below IN; tie to GND if unused."
},
{
"number": "6",
"name": "SHDN",
"type": "input",
"description": "Bidirectional shutdown pin where the output is off within ±0.45V of GND and on beyond ±1.4V, with a maximum pin current of 7µA out (negative logic) or 30µA in (positive logic), and it must not be floated or driven more than 0.3V below IN."
},
{
"number": "7",
"name": "SET",
"type": "input",
"description": "Inverting error amplifier input and regulation setpoint that receives a precision 50µA current, where a resistor to GND programs the output voltage and the pin must not be driven more than 0.3V below IN."
},
{
"number": "8",
"name": "GND",
"type": "power_in",
"description": "Ground pin that supplies the quiescent current and NPN pass transistor drive current, and must not be driven more than 0.3V below IN."
},
{
"number": "9",
"name": "OUT",
"type": "power_out",
"description": "Output pin that supplies power to the load; all OUT pins should be tied together, with a minimum 4.7µF output capacitor of ESR less than 0.5Ω and a minimum 10µA load current for stability."
},
{
"number": "10",
"name": "OUT",
"type": "power_out",
"description": "Output pin that supplies power to the load; all OUT pins should be tied together, with a minimum 4.7µF output capacitor of ESR less than 0.5Ω and a minimum 10µA load current for stability."
},
{
"number": "11",
"name": "IN",
"type": "power_in",
"description": "Exposed backside pad that is an electrical connection to IN and the device substrate and must be soldered to the PCB for proper electrical and thermal performance."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"extractor": "extract_pins 0.3",
"primary_model": "claude-haiku-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The DFN pin-number mapping was taken from the garbled 'Pin Configuration' text on page 2 and cross-c; The datasheet does not give ERC classes for ILIM, IMONP, IMONN, and SHDN explicitly. The types assig; The DD (3x3 DFN) package matches the package hint WDFN-10-EP(3x3), and the ordering code LT3090IDD#T"
],
"pages_sent": 10,
"cost_usd": 0.0765,
"at": "2026-10-31T04:02:27"
},
"datasheet": {
"url": "https://www.analog.com/media/en/technical-documentation/data-sheets/3090fa.pdf",
"pages": 36,
"sha256": "a02e3baeccf7ef6c",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 11,
"described": 11,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "lt3090idd-trpbf.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
3.02,
3.0,
0.75
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "f83b268639d4a4b844d3da9cb37baa767bd77d91a0ed072c13dc38344a9bbd87",
"checked": "2026-10-31",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "lt3090idd-trpbf-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
3.02,
3.0,
0.75
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "aa45d0388e8268a363720b64716f67d9ac3c9ac412c165305cf9450c7c52954f",
"checked": "2026-10-31",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
],
"package_dims": {
"package_code": "DD",
"source_page": 33,
"e": {
"nom_mm": 0.5,
"range_mm": [
null,
null
]
},
"source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
"model_check": {
"file": "lt3090idd-trpbf.step",
"verdict": "SKIP",
"reasons": [
"the datasheet dimensions give no height or body size to compare"
],
"by": "factory/package_fit.py"
}
}
}
}