component
TC1044SEOA713
Public Made by Adomby adom
Microchip Tech DC-DC Converters, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470
{
"schema_version": 1,
"type": "component",
"slug": "tc1044seoa713",
"title": "TC1044SEOA713",
"brief": "Microchip Tech DC-DC Converters, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
"tags": [
"component",
"power management ics",
"tc1044seoa713",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "TC1044SEOA713",
"manufacturer": "Microchip Tech",
"package": "SOIC-8",
"pin_count": 8,
"category": "Power Management ICs",
"subcategory": "DC-DC Converters",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/7e2993845311b95a57c8e8f573a4b9fc.pdf",
"parts": {
"symbol": "tc1044seoa713.kicad_sym",
"footprint": "tc1044seoa713.kicad_mod",
"model_3d": "tc1044seoa713-hero.glb",
"model_3d_plain": "tc1044seoa713-etched.glb",
"model_3d_step": "tc1044seoa713-etched.step",
"model_3d_step_plain": "tc1044seoa713.step",
"lbr": "tc1044seoa713.lbr"
},
"distributor_links": {
"lcsc": "C201974"
},
"distributor_check": {
"checked_at": "2026-10-22T21:24:23Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "quota"
},
"mouser": {
"pn": null,
"status": "quota"
}
},
"pins": [
{
"number": "1",
"name": "BOOST",
"type": "input",
"description": "Frequency boost pin: connecting it to V+ raises the oscillator frequency from 10kHz to 45kHz, and it is left open (or GND) for the nominal 10kHz."
},
{
"number": "2",
"name": "CAP+",
"type": "passive",
"description": "Charge-pump capacitor positive terminal, to which the + terminal of polarized pump capacitor C1 is connected."
},
{
"number": "3",
"name": "GND",
"type": "power_in",
"description": "Ground; the + terminal of reservoir capacitor C2 connects here, and LV is tied to it only for supply voltages below 3.5V."
},
{
"number": "4",
"name": "CAP-",
"type": "passive",
"description": "Charge-pump capacitor negative terminal, connected to the negative side of pump capacitor C1."
},
{
"number": "5",
"name": "VOUT",
"type": "power_out",
"description": "Negative output voltage (-V+ for a 1.5V to 12V input) with the reservoir capacitor C2 connected to it."
},
{
"number": "6",
"name": "LV",
"type": "input",
"description": "Low-voltage pin: connect to GND to disable the internal regulator for supplies below 3.5V, and leave open for supplies above 3.5V."
},
{
"number": "7",
"name": "OSC",
"type": "input",
"description": "Oscillator pin: an external capacitor to ground (with pin 1 open) lowers the 10kHz frequency, or an external clock can drive it through a 1kΩ series resistor."
},
{
"number": "8",
"name": "V+",
"type": "power_in",
"description": "Positive supply input, 1.5V to 12V operating range, 13V absolute maximum."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"extractor": "extract_pins 0.3",
"primary_model": "claude-sonnet-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: Pin types for CAP+ and CAP- (passive), BOOST, LV and OSC (input) are inferred from the functional de",
"1/8 pins cited to the wrong page (name found elsewhere): ['2:CAP+@p4']"
],
"pages_sent": 11,
"cost_usd": 0.1272,
"at": "2026-10-22T21:24:02"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/7e2993845311b95a57c8e8f573a4b9fc.pdf",
"pages": 11,
"sha256": "6fde2d62ef18f2a8",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 8,
"described": 8,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "tc1044seoa713.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6,
4.9,
1.75
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
"checked": "2026-10-22",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "tc1044seoa713-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6,
4.9,
1.75
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "f7c8a1da45d60a3e4da91a806ed42a53f203f12402454fcd3e0f5a71063b5f9f",
"checked": "2026-10-22",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Microchip Tech",
"Package": "SOIC-8",
"Category": "Power Management ICs",
"Pins": "8"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "6fde2d62ef18f2a8a17f176f7079ce20ecd28088b809c84eaa0fbc22114980f4",
"rows": [
{
"name": "Supply Current",
"symbol": "I+",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 80,
"max": 160,
"conditions": "TA = +25°C, V+ = 5V, RL = ∞",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Supply Current",
"symbol": "I+",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": null,
"max": 180,
"conditions": "-40°C < TA < +85°C, RL = ∞",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Supply Current (Boost Pin = V+)",
"symbol": "I+",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": null,
"max": 350,
"conditions": "-40°C < TA < +85°C, Boost Pin = V+",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Supply Voltage Range, High",
"symbol": "V+H",
"kind": "electrical",
"unit": "V",
"min": 3,
"typ": null,
"max": 12,
"conditions": "Min ≤ TA ≤ Max, RL = 10 kΩ, LV Open",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Supply Voltage Range, Low",
"symbol": "V+L",
"kind": "electrical",
"unit": "V",
"min": 1.5,
"typ": null,
"max": 3.5,
"conditions": "Min ≤ TA ≤ Max, RL = 10 kΩ, LV to GND",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Output Source Resistance",
"symbol": "ROUT",
"kind": "electrical",
"unit": "Ω",
"min": null,
"typ": 60,
"max": 100,
"conditions": "IOUT = 20mA, TA = +25°C",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Output Source Resistance",
"symbol": "ROUT",
"kind": "electrical",
"unit": "Ω",
"min": null,
"typ": 70,
"max": 120,
"conditions": "IOUT = 20mA, -40°C ≤ TA ≤ +85°C",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Power Efficiency",
"symbol": "PEFF",
"kind": "electrical",
"unit": "%",
"min": 96,
"typ": 98,
"max": null,
"conditions": "RL = 5 kΩ; Boost Pin Open",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Power Efficiency",
"symbol": "PEFF",
"kind": "electrical",
"unit": "%",
"min": 95,
"typ": 97,
"max": null,
"conditions": "TMIN < TA < TMAX; Boost Pin Open",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Voltage Conversion Efficiency",
"symbol": "VOUT EFF",
"kind": "electrical",
"unit": "%",
"min": 99,
"typ": 99.9,
"max": null,
"conditions": "RL = ∞",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Oscillator Frequency",
"symbol": "FOSC",
"kind": "electrical",
"unit": "kHz",
"min": null,
"typ": 10,
"max": null,
"conditions": "Pin 7 open; Pin 1 open or GND",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Oscillator Frequency (Boost)",
"symbol": "FOSC",
"kind": "electrical",
"unit": "kHz",
"min": null,
"typ": 45,
"max": null,
"conditions": "Boost Pin = V+",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Power Efficiency (Boost)",
"symbol": "PEFF",
"kind": "electrical",
"unit": "%",
"min": null,
"typ": 88,
"max": null,
"conditions": "Boost Pin = V+",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Oscillator Impedance",
"symbol": "ZOSC",
"kind": "electrical",
"unit": "MΩ",
"min": null,
"typ": 1,
"max": null,
"conditions": "V+ = 2V",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Oscillator Impedance",
"symbol": "ZOSC",
"kind": "electrical",
"unit": "kΩ",
"min": null,
"typ": 100,
"max": null,
"conditions": "V+ = 5V",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Supply Voltage",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 13,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Current Into LV",
"symbol": "",
"kind": "absolute_maximum",
"unit": "µA",
"min": null,
"typ": null,
"max": 20,
"conditions": "V+ > 3.5V (Note 1)",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Lead Temperature (Soldering)",
"symbol": "",
"kind": "absolute_maximum",
"unit": "°C",
"min": null,
"typ": null,
"max": 300,
"conditions": "10 sec",
"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": "Operating Temperature Range (E Suffix)",
"symbol": "",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": null,
"max": 85,
"conditions": "E Suffix",
"source_page": 2,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"tc1044seoa713"
],
"discovery_pitch": "TC1044SEOA713 (Microchip Tech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"tc1044seoa713.kicad_sym",
"tc1044seoa713.kicad_mod",
"tc1044seoa713.glb",
"tc1044seoa713.step",
"tc1044seoa713.lbr",
"docs/hero.png",
"docs/tc1044seoa713-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"tc1044seoa713-hero.glb",
"tc1044seoa713-hero.overlay.json",
"tc1044seoa713-etched.glb"
],
"visibility": {
"public": true
}
}