component
ISOW7842FDWER
Public Made by Adomby adom
Texas Instruments Digital Isolators (With Power), SOIC-16-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271
{
"schema_version": 1,
"type": "component",
"slug": "isow7842fdwer",
"title": "ISOW7842FDWER",
"brief": "Texas Instruments Digital Isolators (With Power), SOIC-16-300mil. 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",
"signal isolation devices",
"isow7842fdwer",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "ISOW7842FDWER",
"manufacturer": "Texas Instruments",
"package": "SOIC-16-300mil",
"pin_count": 16,
"category": "Signal Isolation Devices",
"subcategory": "Digital Isolators (With Power)",
"datasheet": "https://www.ti.com/cn/lit/gpn/isow7841",
"parts": {
"symbol": "isow7842fdwer.kicad_sym",
"footprint": "isow7842fdwer.kicad_mod",
"model_3d": "isow7842fdwer-hero.glb",
"model_3d_plain": "isow7842fdwer.glb",
"model_3d_step": "isow7842fdwer-etched.step",
"model_3d_step_plain": "isow7842fdwer.step",
"lbr": "isow7842fdwer.lbr"
},
"distributor_links": {
"lcsc": "C2861496",
"digikey": "296-51219-2-ND",
"mouser": "595-ISOW7842FDWER"
},
"distributor_check": {
"checked_at": "2026-10-08T02:40:01Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "296-51219-2-ND",
"status": "found"
},
"mouser": {
"pn": "595-ISOW7842FDWER",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "VCC",
"type": "power_in",
"description": "Primary-side supply voltage, recommended 3 V to 5.5 V and referenced to GND1; absolute maximum is -0.5 V to 6 V, with UVLO thresholds of 2.7 V (rising) and 2.1 V (falling)."
},
{
"number": "2",
"name": "GND1",
"type": "power_in",
"description": "Ground connection for VCC (primary side)."
},
{
"number": "3",
"name": "INA",
"type": "input",
"description": "Input channel A, referenced to VSI, with high threshold of at least 0.7 × VSI and low threshold of at most 0.3 × VSI."
},
{
"number": "4",
"name": "INB",
"type": "input",
"description": "Input channel B, referenced to VSI, with high threshold of at least 0.7 × VSI and low threshold of at most 0.3 × VSI."
},
{
"number": "5",
"name": "OUTC",
"type": "output",
"description": "Output channel C; sources up to -4 mA (VSO = 5 V) or -2 mA (VSO = 3.3 V) and sinks up to 4 mA or 2 mA respectively, defaulting high (low on F-suffix devices) when its input is open."
},
{
"number": "6",
"name": "OUTD",
"type": "output",
"description": "Output channel D; sources up to -4 mA (VSO = 5 V) or -2 mA (VSO = 3.3 V) and sinks up to 4 mA or 2 mA respectively, defaulting high (low on F-suffix devices) when its input is open."
},
{
"number": "7",
"name": "NC",
"type": "unconnected",
"description": "Not connected internally."
},
{
"number": "8",
"name": "GND1",
"type": "power_in",
"description": "Ground connection for VCC (primary side)."
},
{
"number": "9",
"name": "GND2",
"type": "power_in",
"description": "Ground connection for VISO (secondary side)."
},
{
"number": "10",
"name": "SEL",
"type": "input",
"description": "Isolated supply select: tie to VISO for a 5 V output, or tie to GND2 or leave floating for a 3.3 V output; the pin has an internal weak pull-down."
},
{
"number": "11",
"name": "IND",
"type": "input",
"description": "Input channel D, referenced to VSI, with high threshold of at least 0.7 × VSI and low threshold of at most 0.3 × VSI."
},
{
"number": "12",
"name": "INC",
"type": "input",
"description": "Input channel C, referenced to VSI, with high threshold of at least 0.7 × VSI and low threshold of at most 0.3 × VSI."
},
{
"number": "13",
"name": "OUTB",
"type": "output",
"description": "Output channel B; sources up to -4 mA (VSO = 5 V) or -2 mA (VSO = 3.3 V) and sinks up to 4 mA or 2 mA respectively, defaulting high (low on F-suffix devices) when its input is open."
},
{
"number": "14",
"name": "OUTA",
"type": "output",
"description": "Output channel A; sources up to -4 mA (VSO = 5 V) or -2 mA (VSO = 3.3 V) and sinks up to 4 mA or 2 mA respectively, defaulting high (low on F-suffix devices) when its input is open."
},
{
"number": "15",
"name": "GND2",
"type": "power_in",
"description": "Ground connection for VISO (secondary side)."
},
{
"number": "16",
"name": "VISO",
"type": "power_out",
"description": "Isolated supply output, set to 5 V or 3.3 V by the SEL pin and referenced to GND2."
}
],
"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 datasheet is a Chinese translation (English source SLLSEY2) covering the whole ISOW7840-7844 fam; The F suffix (ISOW7842F) changes only the default output state when the input is lost (low instead o; In the source pin table, the VISO select-pin explanation is printed under the SEL row, so the SEL de"
],
"pages_sent": 39,
"cost_usd": 0.201,
"at": "2026-10-08T02:39:41"
},
"datasheet": {
"url": "https://www.ti.com/cn/lit/gpn/isow7841",
"pages": 58,
"sha256": "d52d56a624a0bade",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 16,
"described": 16,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "isow7842fdwer.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6,
9.9,
1.75
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",
"checked": "2026-10-08",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "isow7842fdwer-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6,
9.9,
1.75
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "33ec5ee7a1e794918cc896daaa68b9e89d4ce634742e1737a7459e7bf26133cc",
"checked": "2026-10-08",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "SOIC-16-300mil",
"Category": "Signal Isolation Devices",
"Pins": "16"
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"isow7842fdwer"
],
"discovery_pitch": "ISOW7842FDWER (Texas Instruments) 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",
"isow7842fdwer.kicad_sym",
"isow7842fdwer.kicad_mod",
"isow7842fdwer.glb",
"isow7842fdwer.step",
"isow7842fdwer.lbr",
"docs/hero.png",
"docs/isow7842fdwer-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"isow7842fdwer-hero.glb",
"isow7842fdwer-hero.overlay.json"
],
"visibility": {
"public": true
}
}