component
AD8436ARQZ-R7
Public Made by Adomby adom
Analog Devices Operational Amplifier, QSOP-20-150mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265
{
"slug": "ad8436arqz-r7",
"version": "0.1.0",
"type": "component",
"description": "Analog Devices Operational Amplifier, QSOP-20-150mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"operational amplifier-comparator",
"ad8436arqz-r7",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"ad8436arqz-r7.kicad_sym",
"ad8436arqz-r7.kicad_mod",
"ad8436arqz-r7.glb",
"ad8436arqz-r7.step",
"ad8436arqz-r7.lbr",
"docs/hero.png",
"docs/ad8436arqz-r7-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"ad8436arqz-r7-hero.glb",
"ad8436arqz-r7-hero.overlay.json",
"ad8436arqz-r7-etched.glb"
],
"component": {
"mpn": "AD8436ARQZ-R7",
"manufacturer": "Analog Devices",
"package": "QSOP-20-150mil",
"pin_count": 20,
"category": "Operational Amplifier/Comparator",
"subcategory": "Operational Amplifier",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588908618690912256",
"parts": {
"symbol": "ad8436arqz-r7.kicad_sym",
"footprint": "ad8436arqz-r7.kicad_mod",
"model_3d": "ad8436arqz-r7-hero.glb",
"model_3d_plain": "ad8436arqz-r7-etched.glb",
"model_3d_step": "ad8436arqz-r7-etched.step",
"model_3d_step_plain": "ad8436arqz-r7.step",
"lbr": "ad8436arqz-r7.lbr"
},
"distributor_links": {
"lcsc": "C495329",
"digikey": "505-AD8436ARQZ-R7TR-ND"
},
"distributor_check": {
"checked_at": "2026-10-18T09:31:38Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "505-AD8436ARQZ-R7TR-ND",
"status": "found"
},
"mouser": {
"pn": null,
"status": "quota"
}
},
"pins": [
{
"number": "1",
"name": "SUM",
"type": "input",
"description": "Summing amplifier input pin."
},
{
"number": "2",
"name": "DNC",
"type": "unconnected",
"description": "Do not connect; reserved for factory test and must not be connected."
},
{
"number": "3",
"name": "RMS",
"type": "input",
"description": "AC input to the RMS core; the datasheet recommends a voltage source (0 Ω source impedance) because the pin presents an 8 kΩ voltage-to-current input resistance, and AC coupling is recommended for near-zero output offset."
},
{
"number": "4",
"name": "IBUFOUT",
"type": "output",
"description": "FET input buffer output pin; connect to IBUFIN− for unity gain."
},
{
"number": "5",
"name": "IBUFIN–",
"type": "input",
"description": "FET input buffer inverting input pin."
},
{
"number": "6",
"name": "IBUFIN+",
"type": "input",
"description": "FET input buffer non-inverting input pin; a large (10 MΩ) resistor to IGND is recommended to keep the high-impedance input from floating high."
},
{
"number": "7",
"name": "IBUFGN",
"type": "passive",
"description": "Optional 10 kΩ precision gain resistor connection for the input buffer; ground it for 2× gain."
},
{
"number": "8",
"name": "DNC",
"type": "unconnected",
"description": "Do not connect; reserved for factory test and must not be connected."
},
{
"number": "9",
"name": "OGND",
"type": "passive",
"description": "Internal 16 kΩ current-to-voltage resistor connection to the RMS core output."
},
{
"number": "10",
"name": "OUT",
"type": "output",
"description": "RMS core voltage or current output; behaves as a voltage source in series with 16 kΩ, and the ground connection is removed for current output."
},
{
"number": "11",
"name": "VEE",
"type": "power_in",
"description": "Negative supply rail."
},
{
"number": "12",
"name": "IGND",
"type": "passive",
"description": "Half-supply (mid-supply) node."
},
{
"number": "13",
"name": "OBUFIN+",
"type": "input",
"description": "Output buffer non-inverting input pin."
},
{
"number": "14",
"name": "OBUFIN–",
"type": "input",
"description": "Output buffer inverting input pin, with a matched internal 16 kΩ precision resistor in series."
},
{
"number": "15",
"name": "OBUFOUT",
"type": "output",
"description": "Output buffer output pin."
},
{
"number": "16",
"name": "OBUFV+",
"type": "power_in",
"description": "Output buffer supply pin; disconnect it (together with OBUFIN+ from OUT) to save power when the buffer is not used."
},
{
"number": "17",
"name": "IBUFV+",
"type": "power_in",
"description": "Input buffer supply pin; connecting it to the positive supply rail is the only required supply connection for the buffer, since the negative rail is internally connected."
},
{
"number": "18",
"name": "VCC",
"type": "power_in",
"description": "Positive supply rail for the RMS core."
},
{
"number": "19",
"name": "CCF",
"type": "passive",
"description": "Crest factor capacitor connection (0.1 µF typical for improved crest-factor performance)."
},
{
"number": "20",
"name": "CAVG",
"type": "passive",
"description": "Averaging capacitor connection; the averaging capacitor sets the RMS accuracy and ripple (10 µF typical), and at least 470 pF is required for stability when it is in use."
}
],
"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: Pin types for IGND (half-supply node) and the other passive-looking nodes (IBUFGN, OGND, CCF, CAVG) ; Pins 2 and 8 are marked DNC (do not connect) in the datasheet's RQ-20 pin table and figure; they are; The datasheet is a Chinese translation of the ADI English data sheet (Rev. A). The RQ-20 pin table ("
],
"pages_sent": 20,
"cost_usd": 0.1064,
"at": "2026-10-18T09:29:54"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588908618690912256",
"pages": 20,
"sha256": "df560e244b8b695c",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 20,
"described": 20,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "ad8436arqz-r7.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6.31,
8.7,
1.1
],
"zmin_mm": -0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "055dd9fdf66545aae18e6245832805cf8b1ec5a2eb70eadf276a65da5230a09e",
"checked": "2026-10-18",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "ad8436arqz-r7-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6.31,
8.7,
1.1
],
"zmin_mm": -0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "92f1ffdd9220b328e1f51dd0c1d93451d20beacc147ba12cbb25b8c642062b95",
"checked": "2026-10-18",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
}
}