component
BD95831MUV-E2
Public Made by Adomby adom
ROHM Semicon DC-DC Converters, VQFN-16-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "bd95831muv-e2",
"version": "0.1.0",
"type": "component",
"description": "ROHM Semicon DC-DC Converters, VQFN-16-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"power management ics",
"bd95831muv-e2",
"factory-2.0.0",
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],
"dependencies": {},
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"component": {
"mpn": "BD95831MUV-E2",
"manufacturer": "ROHM Semicon",
"package": "VQFN-16-EP(3x3)",
"pin_count": 17,
"category": "Power Management ICs",
"subcategory": "DC-DC Converters",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/178b3cc4a0f03de6ad1aa6da0c07bb43.pdf",
"parts": {
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"lbr": "bd95831muv-e2.lbr"
},
"distributor_links": {
"lcsc": "C2071142",
"digikey": "BD95831MUV-E2TR-ND",
"mouser": "755-BD95831MUV-E2"
},
"distributor_check": {
"checked_at": "2026-10-27T01:06:06Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "BD95831MUV-E2TR-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "755-BD95831MUV-E2",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "VIN",
"type": "power_in",
"description": "Input voltage supply pin (7.5V to 15V) that sets internal duty cycle and feeds the switching regulator output block; decouple with over 10µF ceramic capacitors to PGND close to the pins."
},
{
"number": "2",
"name": "VIN",
"type": "power_in",
"description": "Input voltage supply pin (7.5V to 15V) that sets internal duty cycle and feeds the switching regulator output block; decouple with over 10µF ceramic capacitors to PGND close to the pins."
},
{
"number": "3",
"name": "PGND",
"type": "power_in",
"description": "Power ground pin connected to the source of the low side FET."
},
{
"number": "4",
"name": "PGND",
"type": "power_in",
"description": "Power ground pin connected to the source of the low side FET."
},
{
"number": "5",
"name": "SW",
"type": "power_out",
"description": "Switch node between high side FET source and low side FET drain, connected to the inductor."
},
{
"number": "6",
"name": "SW",
"type": "power_out",
"description": "Switch node between high side FET source and low side FET drain, connected to the inductor."
},
{
"number": "7",
"name": "SW",
"type": "power_out",
"description": "Switch node between high side FET source and low side FET drain, connected to the inductor."
},
{
"number": "8",
"name": "BOOT",
"type": "passive",
"description": "High side FET gate driver power supply pin; connect a 0.01µF capacitor between BOOT and SW, with BOOT swinging from VREG to VIN+VREG."
},
{
"number": "9",
"name": "EN",
"type": "input",
"description": "Enable input; the regulator becomes active at 2.2V or more and enters standby below 0.3V."
},
{
"number": "10",
"name": "PGOOD",
"type": "tri_state",
"description": "Open-drain power good output; use a 100kΩ pull-up to VREG or another supply, and leave open or short to ground if unused."
},
{
"number": "11",
"name": "VOUT",
"type": "input",
"description": "Output voltage sense pin connected directly to the output; ON time is determined by monitoring it."
},
{
"number": "12",
"name": "FB",
"type": "input",
"description": "Output voltage feedback pin compared with REF; set output voltage with feedback resistances totaling less than 50kΩ."
},
{
"number": "13",
"name": "GND",
"type": "power_in",
"description": "Sense ground pin for all internal analog and digital power supplies."
},
{
"number": "14",
"name": "VREG",
"type": "power_out",
"description": "Internal 5.0V supply output up to 10mA, active when EN is at least 2.2V; insert a 0.022µF capacitor to ground."
},
{
"number": "15",
"name": "TEST",
"type": "input",
"description": "Test pin; connect to ground."
},
{
"number": "16",
"name": "VIN",
"type": "power_in",
"description": "Input voltage supply pin (7.5V to 15V) that sets internal duty cycle and feeds the switching regulator output block; decouple with over 10µF ceramic capacitors to PGND close to the pins."
},
{
"number": "17",
"name": "Thermal Pad",
"type": "power_in",
"description": "Exposed thermal pad; 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: The datasheet does not number the exposed thermal pad. I used 17 as a placeholder, and the pad is li; The datasheet does not give pin types. I assigned them from the pin descriptions, so check them. BOO; The package hint says VQFN-16-EP(3x3). The datasheet names the package VQFN016V3030, which is 3.0 x ",
"1/17 pins cited to the wrong page (name found elsewhere): ['17:Thermal Pad@p3']"
],
"pages_sent": 7,
"cost_usd": 0.0766,
"at": "2026-10-27T01:05:49"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/178b3cc4a0f03de6ad1aa6da0c07bb43.pdf",
"pages": 26,
"sha256": "80d7f43bad362131",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 17,
"described": 17,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
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"checked": "2026-10-27",
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}