component
BD95861MUV-E2
Public Made by Adomby adom
ROHM Semicon DC-DC Converters, VQFN-24-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "bd95861muv-e2",
"version": "0.1.0",
"type": "component",
"description": "ROHM Semicon DC-DC Converters, VQFN-24-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"power management ics",
"bd95861muv-e2",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
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"path": "docs/hero.png"
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"files": [
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"component": {
"mpn": "BD95861MUV-E2",
"manufacturer": "ROHM Semicon",
"package": "VQFN-24-EP(4x4)",
"pin_count": 25,
"category": "Power Management ICs",
"subcategory": "DC-DC Converters",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/a5ce5a4acb7da9d184eb1a288e28fbde.pdf",
"parts": {
"symbol": "bd95861muv-e2.kicad_sym",
"footprint": "bd95861muv-e2.kicad_mod",
"model_3d": "bd95861muv-e2-hero.glb",
"model_3d_plain": "bd95861muv-e2-etched.glb",
"model_3d_step": "bd95861muv-e2-etched.step",
"model_3d_step_plain": "bd95861muv-e2.step",
"lbr": "bd95861muv-e2.lbr"
},
"distributor_links": {
"lcsc": "C2071801",
"digikey": "BD95861MUV-E2TR-ND",
"mouser": "755-BD95861MUV-E2"
},
"distributor_check": {
"checked_at": "2026-10-31T06:24:41Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "BD95861MUV-E2TR-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "755-BD95861MUV-E2",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "VIN",
"type": "power_in",
"description": "Input voltage supply pin (7.5V to 18V) that sets internal duty cycle and is sensitive to supply impedance; decouple with over 10uF ceramic capacitors to PGND close to the pins."
},
{
"number": "2",
"name": "VIN",
"type": "power_in",
"description": "Input voltage supply pin (7.5V to 18V) that sets internal duty cycle and is sensitive to supply impedance; decouple with over 10uF ceramic capacitors to PGND close to the pins."
},
{
"number": "3",
"name": "VIN",
"type": "power_in",
"description": "Input voltage supply pin (7.5V to 18V) that sets internal duty cycle and is sensitive to supply impedance; decouple with over 10uF ceramic capacitors to PGND close to the pins."
},
{
"number": "4",
"name": "VIN",
"type": "power_in",
"description": "Input voltage supply pin (7.5V to 18V) that sets internal duty cycle and is sensitive to supply impedance; decouple with over 10uF ceramic capacitors to PGND close to the pins."
},
{
"number": "24",
"name": "VIN",
"type": "power_in",
"description": "Input voltage supply pin (7.5V to 18V) that sets internal duty cycle and is sensitive to supply impedance; decouple with over 10uF ceramic capacitors to PGND close to the pins."
},
{
"number": "5",
"name": "PGND",
"type": "power_in",
"description": "Power ground pin connected to the source of the low side FET."
},
{
"number": "6",
"name": "PGND",
"type": "power_in",
"description": "Power ground pin connected to the source of the low side FET."
},
{
"number": "7",
"name": "PGND",
"type": "power_in",
"description": "Power ground pin connected to the source of the low side FET."
},
{
"number": "8",
"name": "PGND",
"type": "power_in",
"description": "Power ground pin connected to the source of the low side FET."
},
{
"number": "9",
"name": "PGND",
"type": "power_in",
"description": "Power ground pin connected to the source of the low side FET."
},
{
"number": "10",
"name": "SW",
"type": "passive",
"description": "Switch node between high side FET source and low side FET drain, connected to the inductor and to BOOT via 0.1uF capacitor and 20 ohm resistor."
},
{
"number": "11",
"name": "SW",
"type": "passive",
"description": "Switch node between high side FET source and low side FET drain, connected to the inductor and to BOOT via 0.1uF capacitor and 20 ohm resistor."
},
{
"number": "12",
"name": "SW",
"type": "passive",
"description": "Switch node between high side FET source and low side FET drain, connected to the inductor and to BOOT via 0.1uF capacitor and 20 ohm resistor."
},
{
"number": "13",
"name": "SW",
"type": "passive",
"description": "Switch node between high side FET source and low side FET drain, connected to the inductor and to BOOT via 0.1uF capacitor and 20 ohm resistor."
},
{
"number": "14",
"name": "SW",
"type": "passive",
"description": "Switch node between high side FET source and low side FET drain, connected to the inductor and to BOOT via 0.1uF capacitor and 20 ohm resistor."
},
{
"number": "15",
"name": "SW",
"type": "passive",
"description": "Switch node between high side FET source and low side FET drain, connected to the inductor and to BOOT via 0.1uF capacitor and 20 ohm resistor."
},
{
"number": "16",
"name": "BOOT",
"type": "power_in",
"description": "High side FET gate driver supply pin with 0.1uF capacitor and 20 ohm resistor to SW; swings from VREG to (VIN + VREG) during switching."
},
{
"number": "17",
"name": "EN",
"type": "input",
"description": "Enable input; regulator becomes active at 2.2V or more and the IC is in standby below 0.3V."
},
{
"number": "18",
"name": "PGOOD",
"type": "output",
"description": "Open-drain power good output requiring a 100kΩ pull-up to VREG or another supply; leave open or tie to ground if unused."
},
{
"number": "19",
"name": "VOUT",
"type": "input",
"description": "Output voltage sense pin connected directly to the output; ON TIME is determined by monitoring it."
},
{
"number": "20",
"name": "FB",
"type": "input",
"description": "Output voltage feedback pin compared with REF internally; set output with feedback resistances totaling less than 50kΩ."
},
{
"number": "21",
"name": "GND",
"type": "power_in",
"description": "Sense ground pin for all internal analog and digital power supplies."
},
{
"number": "22",
"name": "VREG",
"type": "power_out",
"description": "Internal 5.0V supply output, active when EN is at least 2.2V, up to 10mA, with a 4.7uF capacitor to ground."
},
{
"number": "23",
"name": "TEST",
"type": "input",
"description": "Test pin; connect to ground."
},
{
"number": "25",
"name": "EP",
"type": "power_in",
"description": "Exposed thermal pad connected to the substrate; connect to ground."
}
],
"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: Exposed pad has no pin number in the datasheet (listed as 'Thermal Pad'); number '25' is assigned by; SW pin type 'passive' is a judgment; the datasheet gives no type for it (power switch node output)."
],
"pages_sent": 8,
"cost_usd": 0.1047,
"at": "2026-10-31T06:24:08"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/a5ce5a4acb7da9d184eb1a288e28fbde.pdf",
"pages": 26,
"sha256": "1ba7dab1019bf939",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 25,
"described": 25,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
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"sha256": "096fc110543e6d324c5120c2d38e3dca87a389da9b6fac234f1fe40856295ef4",
"checked": "2026-10-31",
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}
}