component
ISL6123IRZA
Public Made by Adomby adom
RENESAS Monitors & Reset Circuits, QFN-24-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332
{
"slug": "isl6123irza",
"version": "0.1.0",
"type": "component",
"description": "RENESAS Monitors & Reset Circuits, QFN-24-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"power management ics",
"isl6123irza",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"isl6123irza.kicad_sym",
"isl6123irza.kicad_mod",
"isl6123irza.glb",
"isl6123irza.step",
"isl6123irza.lbr",
"docs/hero.png",
"docs/isl6123irza-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"isl6123irza-hero.glb",
"isl6123irza-hero.overlay.json",
"isl6123irza-etched.glb"
],
"component": {
"mpn": "ISL6123IRZA",
"manufacturer": "RENESAS",
"package": "QFN-24-EP(4x4)",
"pin_count": 25,
"category": "Power Management ICs",
"subcategory": "Monitors & Reset Circuits",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/b952bb9e38720014a37aa6733ae6d1c0.pdf",
"parts": {
"symbol": "isl6123irza.kicad_sym",
"footprint": "isl6123irza.kicad_mod",
"model_3d": "isl6123irza-hero.glb",
"model_3d_plain": "isl6123irza-etched.glb",
"model_3d_step": "isl6123irza-etched.step",
"model_3d_step_plain": "isl6123irza.step",
"lbr": "isl6123irza.lbr"
},
"distributor_links": {
"lcsc": "C1519383",
"digikey": "ISL6123IRZA-ND",
"mouser": "968-ISL6123IRZA"
},
"distributor_check": {
"checked_at": "2026-10-31T06:21:56Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "ISL6123IRZA-ND",
"status": "found",
"lifecycle": "Obsolete"
},
"mouser": {
"pn": "968-ISL6123IRZA",
"status": "found",
"lifecycle": "Obsolete"
}
},
"pins": [
{
"number": "1",
"name": "ENABLE",
"type": "input",
"description": "Input to start on/off sequencing of supplies (active-high on ISL6123); enable function is disabled for 10ms after UVLO is satisfied."
},
{
"number": "2",
"name": "GATE_A",
"type": "output",
"description": "FET gate drive output for channel A, driving the external FET with a 1µA current source to soft-start the ramp into the load."
},
{
"number": "3",
"name": "DLY_OFF_C",
"type": "passive",
"description": "Gate off delay timer for channel C; a capacitor to ground is charged by a 1µA source to set the turn-off delay and sequence."
},
{
"number": "4",
"name": "DLY_OFF_D",
"type": "passive",
"description": "Gate off delay timer for channel D; a capacitor to ground is charged by a 1µA source to set the turn-off delay and sequence."
},
{
"number": "5",
"name": "GATE_B",
"type": "output",
"description": "FET gate drive output for channel B, driving the external FET with a 1µA current source to soft-start the ramp into the load."
},
{
"number": "6",
"name": "GATE_C",
"type": "output",
"description": "FET gate drive output for channel C, driving the external FET with a 1µA current source to soft-start the ramp into the load."
},
{
"number": "7",
"name": "GATE_D",
"type": "output",
"description": "FET gate drive output for channel D, driving the external FET with a 1µA current source to soft-start the ramp into the load."
},
{
"number": "8",
"name": "DLY_ON_B",
"type": "passive",
"description": "Gate on delay timer for channel B; a capacitor to ground is charged with 1µA, 10ms after turn-on is initiated, to set the turn-on delay and sequence."
},
{
"number": "9",
"name": "NC",
"type": "unconnected",
"description": "No connect."
},
{
"number": "10",
"name": "GND",
"type": "power_in",
"description": "Bias return; IC ground."
},
{
"number": "11",
"name": "NC",
"type": "unconnected",
"description": "No connect (ENABLE_2 is used only on the ISL6128)."
},
{
"number": "12",
"name": "UVLO_B",
"type": "input",
"description": "Undervoltage lockout/monitoring input for channel B with a programmable threshold referenced to an internal 0.633V reference, filtered to ignore transients below 30µs."
},
{
"number": "13",
"name": "DLY_OFF_B",
"type": "passive",
"description": "Gate off delay timer for channel B; a capacitor to ground is charged by a 1µA source to set the turn-off delay and sequence."
},
{
"number": "14",
"name": "UVLO_D",
"type": "input",
"description": "Undervoltage lockout/monitoring input for channel D with a programmable threshold referenced to an internal 0.633V reference, filtered to ignore transients below 30µs."
},
{
"number": "15",
"name": "DLY_ON_D",
"type": "passive",
"description": "Gate on delay timer for channel D; a capacitor to ground is charged with 1µA, 10ms after turn-on is initiated, to set the turn-on delay and sequence."
},
{
"number": "16",
"name": "DLY_ON_C",
"type": "passive",
"description": "Gate on delay timer for channel C; a capacitor to ground is charged with 1µA, 10ms after turn-on is initiated, to set the turn-on delay and sequence."
},
{
"number": "17",
"name": "UVLO_C",
"type": "input",
"description": "Undervoltage lockout/monitoring input for channel C with a programmable threshold referenced to an internal 0.633V reference, filtered to ignore transients below 30µs."
},
{
"number": "18",
"name": "DLY_OFF_A",
"type": "passive",
"description": "Gate off delay timer for channel A; a capacitor to ground is charged by a 1µA source to set the turn-off delay and sequence."
},
{
"number": "19",
"name": "NC",
"type": "unconnected",
"description": "No connect."
},
{
"number": "20",
"name": "UVLO_A",
"type": "input",
"description": "Undervoltage lockout/monitoring input for channel A with a programmable threshold referenced to an internal 0.633V reference, filtered to ignore transients below 30µs."
},
{
"number": "21",
"name": "DLY_ON_A",
"type": "passive",
"description": "Gate on delay timer for channel A; a capacitor to ground is charged with 1µA, 10ms after turn-on is initiated, to set the turn-on delay and sequence."
},
{
"number": "22",
"name": "SYSRST",
"type": "bidirectional",
"description": "System reset I/O: as an input, low causes immediate unconditional latch-off of all GATE outputs; as an output, it pulls low on a UV condition, and can be tied to other ICs' SYSRST pins."
},
{
"number": "23",
"name": "VDD",
"type": "power_in",
"description": "Chip bias; bias IC from nominal 1.5V to 5V."
},
{
"number": "24",
"name": "RESET",
"type": "output",
"description": "Open-drain N-channel RESET output that goes high 150ms after all GATEs are fully enhanced and asserts low when UVLO is not satisfied or ENABLE is deasserted; valid for VDD down to 1V."
},
{
"number": "25",
"name": "EPAD",
"type": "power_in",
"description": "Ground exposed pad (die substrate); can be left floating."
}
],
"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 11 is not in the NC list for the ISL6123 column; it is NC only via the ENABLE_2/RESET_2 rows (NC; The datasheet gives no pin number for the exposed pad (it is labeled EPAD). I assigned 25 myself. It; The datasheet does not state a pin type for the DLY_ON_x and DLY_OFF_x pins, so I used passive. The "
],
"pages_sent": 11,
"cost_usd": 0.1639,
"at": "2026-10-31T06:21:22"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/b952bb9e38720014a37aa6733ae6d1c0.pdf",
"pages": 23,
"sha256": "d52093cf8e8e8b88",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 25,
"described": 25,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "isl6123irza.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
4.0,
4.0,
0.77
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "096fc110543e6d324c5120c2d38e3dca87a389da9b6fac234f1fe40856295ef4",
"checked": "2026-10-31",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "isl6123irza-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
4.0,
4.0,
0.77
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "1eaeff390ae10f6efc7a8a876a7e9b61c001ca5dc7bb6bc0b32c45dad74da0f6",
"checked": "2026-10-31",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
],
"package_dims": {
"package_code": "L24.4x4",
"source_page": 23,
"D": {
"nom_mm": 4.0,
"range_mm": [
null,
null
]
},
"E1": {
"nom_mm": 4.0,
"range_mm": [
null,
null
]
},
"e": {
"nom_mm": 0.5,
"range_mm": [
null,
null
]
},
"source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
"model_check": {
"file": "isl6123irza.step",
"verdict": "SKIP",
"reasons": [
"the datasheet dimensions give no height or body size to compare"
],
"by": "factory/package_fit.py"
}
}
}
}