component
OB2001ZCPA
Public Made by Adomby adom
OB(On-Bright Elec) AC-DC Controllers & Regulators, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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{
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"type": "component",
"slug": "ob2001zcpa",
"title": "OB2001ZCPA",
"brief": "OB(On-Bright Elec) AC-DC Controllers & Regulators, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
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"component": {
"mpn": "OB2001ZCPA",
"manufacturer": "OB(On-Bright Elec)",
"package": "SOP-8",
"pin_count": 8,
"category": "Power Management ICs",
"subcategory": "AC-DC Controllers & Regulators",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/d14b33dda60b40d1ab18eb247c4eeacd.pdf",
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"distributor_check": {
"checked_at": "2026-10-22T22:14:45Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "quota"
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"name": "VS",
"type": "power_in",
"description": "Connected to the source of the external n-channel MOSFET; abs max -0.6V to 7V, and should be shorted directly to GND under the package."
},
{
"number": "2",
"name": "VS",
"type": "power_in",
"description": "Connected to the source of the external n-channel MOSFET; abs max -0.6V to 7V, and should be shorted directly to GND under the package."
},
{
"number": "3",
"name": "VD",
"type": "input",
"description": "Connected to the external n-channel MOSFET drain for Vds sensing; abs max -2.5V to 50V, with a 10 ohm series resistor to Drain recommended for ESD."
},
{
"number": "4",
"name": "Drain",
"type": "bidirectional",
"description": "SR MOSFET drain pin connected to the secondary-side transformer winding; abs max -0.6V to BVdss (50V min)."
},
{
"number": "5",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "6",
"name": "VDD",
"type": "power_in",
"description": "Power supply, recommended 4V to 5.5V (abs max -0.6V to 7V), with UVLO on at 3.0V typ and off at 3.1V typ."
},
{
"number": "7",
"name": "Vin",
"type": "power_in",
"description": "System output voltage detection with overshoot clamp triggers at 5.65V (1st) and 6.15V (2nd); abs max -0.6V to 7V."
},
{
"number": "8",
"name": "RT",
"type": "output",
"description": "Minimum on time control pin with a resistor to GND (Tonmin = 8*RT*10E-11), reference voltage 1V typ; abs max -0.6V to 7V."
}
],
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"guards": "pin_guards 0.1: passed",
"guard_notes": [
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"vision extraction: provenance cannot be text-verified; needs consensus"
],
"pages_sent": 10,
"cost_usd": 0.2647,
"at": "2026-10-22T22:14:17"
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"datasheet": {
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"pages": 10,
"sha256": "669ac9b843275f0b",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 8,
"described": 8,
"cites_pages": true,
"refuses_to_fabricate": true
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"metadata": {
"specs": {
"Manufacturer": "OB(On-Bright Elec)",
"Package": "SOP-8",
"Category": "Power Management ICs",
"Pins": "8"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "669ac9b843275f0b739102bdce008912ca6e10997439a965897144dc352b9caa",
"rows": [
{
"name": "UVLO entry",
"symbol": "UVLO(ON)",
"kind": "electrical",
"unit": "V",
"min": 2.8,
"typ": 3,
"max": 3.2,
"conditions": "VDD Under Voltage Lockout Entry",
"source_page": 5,
"source": "datasheet"
},
{
"name": "UVLO exit",
"symbol": "UVLO(OFF)",
"kind": "electrical",
"unit": "V",
"min": 2.9,
"typ": 3.1,
"max": 3.3,
"conditions": "VDD Under Voltage Lockout Exit (Recovery)",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Voltage reference at RT pin",
"symbol": "Vrt",
"kind": "electrical",
"unit": "V",
"min": 0.95,
"typ": 1,
"max": 1.05,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Operation current",
"symbol": "I_VDD_operation",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 1.5,
"max": 2,
"conditions": "Frequency@VD=65KHz,VDD=5V",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Operation current",
"symbol": "I_VDD_operation",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 0.5,
"max": 0.7,
"conditions": "Frequency@VD=2KHz,VDD=5V",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Minimum VDD regulation voltage",
"symbol": "VDD_regulation_mini",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 4.2,
"max": null,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "SR MOSFET turn on threshold",
"symbol": "Vth_SR_act",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": -350,
"max": null,
"conditions": "detection at VD",
"source_page": 5,
"source": "datasheet"
},
{
"name": "SR MOSFET turn off threshold",
"symbol": "Vth_SR_deact",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": -5,
"max": null,
"conditions": "detection at VD",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Turn-on propagation delay",
"symbol": "Tdelay_on",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": 100,
"max": null,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Turn-off propagation delay",
"symbol": "Tdelay_off",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": 75,
"max": null,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "SR MOSFET minimum on time",
"symbol": "T_minimum_on",
"kind": "timing",
"unit": "us",
"min": null,
"typ": 1.9,
"max": null,
"conditions": "RT=25KΩ",
"source_page": 5,
"source": "datasheet"
},
{
"name": "1st overshoot clamp trigger voltage",
"symbol": "Vin_High_clamp_1st",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 5.65,
"max": null,
"conditions": "SR frequency lower than 7.5KHz",
"source_page": 5,
"source": "datasheet"
},
{
"name": "2nd overshoot clamp trigger voltage",
"symbol": "Vin_High_clamp_2nd",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 6.15,
"max": null,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Overshoot clamp current at Vin",
"symbol": "IVin_High_clamp",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 70,
"max": null,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "MOSFET drain-source breakdown voltage",
"symbol": "BVdss",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 50,
"max": null,
"conditions": "OB2001Z",
"source_page": 5,
"source": "datasheet"
},
{
"name": "MOSFET on resistance",
"symbol": "Rds,on",
"kind": "electrical",
"unit": "mΩ",
"min": null,
"typ": 8,
"max": null,
"conditions": "OB2001Z",
"source_page": 5,
"source": "datasheet"
},
{
"name": "VDD supply voltage",
"symbol": "VDD",
"kind": "recommended_operating",
"unit": "V",
"min": 4,
"typ": null,
"max": 5.5,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Vin pin voltage",
"symbol": "Vin",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.6,
"typ": null,
"max": 7,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "VDD pin voltage",
"symbol": "VDD",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.6,
"typ": null,
"max": 7,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "VD pin voltage",
"symbol": "VD",
"kind": "absolute_maximum",
"unit": "V",
"min": -2.5,
"typ": null,
"max": 50,
"conditions": "-2.5V applies to minimum duty cycle during normal operation only",
"source_page": 2,
"source": "datasheet"
},
{
"name": "VS pin voltage",
"symbol": "VS",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.6,
"typ": null,
"max": 7,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "RT pin voltage",
"symbol": "RT",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.6,
"typ": null,
"max": 7,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Operating junction temperature",
"symbol": "TJ",
"kind": "absolute_maximum",
"unit": "℃",
"min": -40,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Operating ambient temperature",
"symbol": "TA",
"kind": "absolute_maximum",
"unit": "℃",
"min": -20,
"typ": null,
"max": 85,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Storage temperature",
"symbol": "Tstg",
"kind": "absolute_maximum",
"unit": "℃",
"min": -55,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Lead temperature",
"symbol": "",
"kind": "absolute_maximum",
"unit": "℃",
"min": null,
"typ": null,
"max": 260,
"conditions": "Soldering, 10secs",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Package thermal resistance",
"symbol": "RJA",
"kind": "thermal",
"unit": "℃/W",
"min": null,
"typ": 90,
"max": null,
"conditions": "SOP8",
"source_page": 2,
"source": "datasheet"
}
]
}
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"email": "[email protected]"
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