component
HT8698
Public Made by Adomby adom
Jiaxing Heroic Elec Tech Audio Power OpAmps, TSSOP-20-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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"component": {
"mpn": "HT8698",
"manufacturer": "Jiaxing Heroic Elec Tech",
"package": "TSSOP-20-EP",
"pin_count": 21,
"category": "Amplifiers",
"subcategory": "Audio Power OpAmps",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/842c0d61708a4263ac1518a83840d617.pdf",
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"distributor_links": {
"lcsc": "C130773"
},
"distributor_check": {
"checked_at": "2026-10-23T12:36:53Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "no match"
},
"mouser": {
"pn": null,
"status": "no match"
}
},
"pins": [
{
"number": "1",
"name": "DGND",
"type": "power_in",
"description": "Power ground (shared function with pin 20)."
},
{
"number": "2",
"name": "PVDDL",
"type": "power_in",
"description": "Boost converter output voltage / left channel supply voltage, PVDD range VBAT to 7.0V (6.0V typical setting)."
},
{
"number": "3",
"name": "OUTL-",
"type": "output",
"description": "Left channel inverting output (BTL-)."
},
{
"number": "4",
"name": "PGNDL",
"type": "power_in",
"description": "Left channel power ground."
},
{
"number": "5",
"name": "OUTL+",
"type": "output",
"description": "Left channel non-inverting output (BTL+)."
},
{
"number": "6",
"name": "INL+",
"type": "input",
"description": "Left channel non-inverting (differential +) input, with PN ESD protection."
},
{
"number": "7",
"name": "INL-",
"type": "input",
"description": "Left channel inverting (differential -) input, with PN ESD protection."
},
{
"number": "8",
"name": "PVDDR",
"type": "power_in",
"description": "Right channel supply voltage, connected to the boost output PVDD."
},
{
"number": "9",
"name": "OUTR-",
"type": "output",
"description": "Right channel inverting output (BTL-)."
},
{
"number": "10",
"name": "PGNDR",
"type": "power_in",
"description": "Right channel power ground."
},
{
"number": "11",
"name": "OUTR+",
"type": "output",
"description": "Right channel non-inverting output (BTL+)."
},
{
"number": "12",
"name": "INR+",
"type": "input",
"description": "Right channel non-inverting (differential +) input, with PN ESD protection."
},
{
"number": "13",
"name": "INR-",
"type": "input",
"description": "Right channel inverting (differential -) input, with PN ESD protection."
},
{
"number": "14",
"name": "CTRL",
"type": "input",
"description": "Mode control input with 60 kΩ internal pull-down: SD 0 to 0.06×PVDD, Class AB 0.10 to 0.40×PVDD, ACF-On 0.45 to 0.70×PVDD, ACF-Off ≥0.75×PVDD."
},
{
"number": "15",
"name": "AGND",
"type": "power_in",
"description": "Analog ground."
},
{
"number": "16",
"name": "VBAT",
"type": "power_in",
"description": "Battery supply voltage, 2.5V to 5.5V (UVLO start 2.5V, shutdown 2.2V)."
},
{
"number": "17",
"name": "FB",
"type": "input",
"description": "Boost voltage feedback sense point; PVDD = 1.24×(Rd1+Rd2)/Rd2."
},
{
"number": "18",
"name": "LX",
"type": "passive",
"description": "Boost switch input connected to the inductor (shared function with pin 19); keep traces short and thick."
},
{
"number": "19",
"name": "LX",
"type": "passive",
"description": "Boost switch input connected to the inductor (shared function with pin 18); keep traces short and thick."
},
{
"number": "20",
"name": "DGND",
"type": "power_in",
"description": "Power ground (shared function with pin 1)."
},
{
"number": "21",
"name": "EP",
"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: Datasheet pin table does not describe or number the exposed pad (package is TSSOP20L-PP) nor state i; LX is listed as 'I' (boost switch input) in the datasheet; passive type chosen as it is a switching ; PVDDL is described as boost converter output/left channel supply; power_in chosen, though it could b",
"2/21 pins cited to the wrong page (name found elsewhere): ['14:CTRL@p6', '17:FB@p11']"
],
"pages_sent": 17,
"cost_usd": 0.1406,
"at": "2026-10-23T12:36:15"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/842c0d61708a4263ac1518a83840d617.pdf",
"pages": 17,
"sha256": "b3eab1eb7db3fb3e",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 21,
"described": 21,
"cites_pages": true,
"refuses_to_fabricate": true
}
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"footprint_binding": "identity",
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{
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"sha256": "845955ac81237b75cbc1560d944af8b5b2bac4b6f1201e6b9a723313a368dbbe",
"checked": "2026-10-23",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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]
},
"metadata": {
"specs": {
"Manufacturer": "Jiaxing Heroic Elec Tech",
"Package": "TSSOP-20-EP",
"Category": "Amplifiers",
"Pins": "21"
}
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"discovery_pitch": "HT8698 (Jiaxing Heroic Elec Tech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
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