component
PE43705B-Z
Public Made by Adomby adom
PSemi RF attenuator, VQFN-32-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "pe43705b-z",
"version": "0.1.0",
"type": "component",
"description": "PSemi RF attenuator, VQFN-32-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"radio frequency chip-antenna",
"pe43705b-z",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"pe43705b-z.kicad_sym",
"pe43705b-z.kicad_mod",
"pe43705b-z.glb",
"pe43705b-z.step",
"pe43705b-z.lbr",
"docs/hero.png",
"docs/pe43705b-z-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"pe43705b-z-hero.glb",
"pe43705b-z-hero.overlay.json",
"pe43705b-z-etched.glb"
],
"component": {
"mpn": "PE43705B-Z",
"manufacturer": "PSemi",
"package": "VQFN-32-EP(5x5)",
"pin_count": 33,
"category": "Radio Frequency Chip/Antenna",
"subcategory": "RF attenuator",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/3ae972d48e24e96ba23d5c297040ed0d.pdf",
"parts": {
"symbol": "pe43705b-z.kicad_sym",
"footprint": "pe43705b-z.kicad_mod",
"model_3d": "pe43705b-z-hero.glb",
"model_3d_plain": "pe43705b-z-etched.glb",
"model_3d_step": "pe43705b-z-etched.step",
"model_3d_step_plain": "pe43705b-z.step",
"lbr": "pe43705b-z.lbr"
},
"distributor_links": {
"lcsc": "C2654161",
"digikey": "1046-1092-2-ND",
"mouser": "81-PE43705B-Z"
},
"distributor_check": {
"checked_at": "2026-10-31T18:31:05Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "1046-1092-2-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "81-PE43705B-Z",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "N/C",
"type": "unconnected",
"description": "No connect."
},
{
"number": "2",
"name": "VDD",
"type": "power_in",
"description": "Supply voltage, operating range 2.3 V to 5.5 V."
},
{
"number": "3",
"name": "P/S",
"type": "input",
"description": "Serial/parallel mode select; LOW selects the parallel interface and HIGH selects the serial addressable interface."
},
{
"number": "4",
"name": "A0",
"type": "input",
"description": "Address bit A0 connection, compared against the serial address word."
},
{
"number": "5",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "6",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "7",
"name": "RF1",
"type": "passive",
"description": "RF1 port (RF input); must be at 0 V DC, and no DC blocking capacitor is needed if that is met."
},
{
"number": "8",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "9",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "10",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "11",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "12",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "13",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "14",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "15",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "16",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "17",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "18",
"name": "RF2",
"type": "passive",
"description": "RF2 port (RF output); must be at 0 V DC, and no DC blocking capacitor is needed if that is met."
},
{
"number": "19",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "20",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "21",
"name": "A2",
"type": "input",
"description": "Address bit A2 connection, compared against the serial address word."
},
{
"number": "22",
"name": "A1",
"type": "input",
"description": "Address bit A1 connection, compared against the serial address word."
},
{
"number": "23",
"name": "LE",
"type": "input",
"description": "Serial interface latch enable input; also latches parallel data, and is tied HIGH for direct parallel mode."
},
{
"number": "24",
"name": "CLK",
"type": "input",
"description": "Serial interface clock input, maximum 10 MHz."
},
{
"number": "25",
"name": "SI",
"type": "input",
"description": "Serial interface data input."
},
{
"number": "26",
"name": "C16 (D6)",
"type": "input",
"description": "Parallel control bit, 16 dB; ground if not in use."
},
{
"number": "27",
"name": "C8 (D5)",
"type": "input",
"description": "Parallel control bit, 8 dB; ground if not in use."
},
{
"number": "28",
"name": "C4 (D4)",
"type": "input",
"description": "Parallel control bit, 4 dB; ground if not in use."
},
{
"number": "29",
"name": "C2 (D3)",
"type": "input",
"description": "Parallel control bit, 2 dB; ground if not in use."
},
{
"number": "30",
"name": "C1 (D2)",
"type": "input",
"description": "Parallel control bit, 1 dB; ground if not in use."
},
{
"number": "31",
"name": "C0.5 (D1)",
"type": "input",
"description": "Parallel control bit, 0.5 dB; ground if not in use."
},
{
"number": "32",
"name": "C0.25 (D0)",
"type": "input",
"description": "Parallel control bit, 0.25 dB; ground if not in use."
},
{
"number": "33",
"name": "GND",
"type": "passive",
"description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
}
],
"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: The datasheet labels the exposed pad only as 'Pad' with no number, so I used 'EP'. Check this agains; The datasheet package is a 32-lead 5x5 mm QFN. I assumed it matches the VQFN-32-EP(5x5) hint. The pa; RF1 and RF2 are typed passive. The datasheet calls them RF input and RF output but gives no directio",
"3/33 pins cited to the wrong page (name found elsewhere): ['11:GND@p5', '12:GND@p5', '14:GND@p5']"
],
"pages_sent": 18,
"cost_usd": 0.1472,
"at": "2026-10-31T18:30:44"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/3ae972d48e24e96ba23d5c297040ed0d.pdf",
"pages": 18,
"sha256": "d2d3044d09d0994f",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 33,
"described": 33,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "pe43705b-z.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
5.0,
5.0,
0.875
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "5fa713ea46b36980895812ed853577889b7cb06d275041a39b99bc0be305dc79",
"checked": "2026-10-31",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "pe43705b-z-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
5.0,
5.0,
0.875
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "31254e98cf112757b21f05b767e9ec88eb3742db4b5b172162e7c103da7017e8",
"checked": "2026-10-31",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
}
}