component
BQ33100PWR
Public Made by Adomby adom
Texas Instruments Battery Management, TSSOP-24. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"description": "Texas Instruments Battery Management, TSSOP-24. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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"power management (pmic)",
"bq33100pwr",
"factory-2.0.0",
"extractor-text"
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"component": {
"mpn": "BQ33100PWR",
"manufacturer": "Texas Instruments",
"package": "TSSOP-24",
"pin_count": 24,
"category": "Power Management (PMIC)",
"subcategory": "Battery Management",
"datasheet": "https://www.ti.com/lit/ds/symlink/bq33100.pdf",
"parts": {
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"lbr": "bq33100pwr.lbr"
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"distributor_links": {
"lcsc": "C181244",
"digikey": "296-28422-2-ND",
"mouser": "595-BQ33100PWR"
},
"distributor_check": {
"checked_at": "2026-11-05T21:17:18Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "296-28422-2-ND",
"status": "found"
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"mouser": {
"pn": "595-BQ33100PWR",
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},
"pins": [
{
"number": "1",
"name": "VCCPACK",
"type": "power_in",
"description": "Power supply from the super capacitors; the top of the super capacitor stack must be connected to this pin."
},
{
"number": "2",
"name": "NC",
"type": "unconnected",
"description": "Not used and must be connected to VCC."
},
{
"number": "3",
"name": "VC1",
"type": "input",
"description": "Sense voltage input terminal and external capacitor voltage balancing drive output for the 5th-series capacitor, and stack measurement input."
},
{
"number": "4",
"name": "VC2",
"type": "input",
"description": "Sense voltage input terminal and external capacitor voltage balancing drive output for the 4th-series capacitor."
},
{
"number": "5",
"name": "VC3",
"type": "input",
"description": "Sense voltage input terminal and external capacitor voltage balancing drive output for the 3rd-series capacitor."
},
{
"number": "6",
"name": "VC4",
"type": "input",
"description": "Sense voltage input terminal and external capacitor voltage balancing drive output for the 2nd-series capacitor."
},
{
"number": "7",
"name": "SRP",
"type": "input",
"description": "Analog input for the internal ADC measuring the small voltage between SRP and SRN, where SRP is the top of the sense resistor."
},
{
"number": "8",
"name": "SRN",
"type": "input",
"description": "Analog input for the internal ADC measuring the small voltage between SRP and SRN, where SRN is the bottom of the sense resistor."
},
{
"number": "9",
"name": "TS",
"type": "input",
"description": "Thermistor input."
},
{
"number": "10",
"name": "VC5",
"type": "input",
"description": "Sense voltage input terminal and external capacitor voltage balancing drive output for the 1st capacitor."
},
{
"number": "11",
"name": "CHGLVL0",
"type": "output",
"description": "Charge control output 0."
},
{
"number": "12",
"name": "CHGLVL1",
"type": "output",
"description": "Charge control output 1."
},
{
"number": "13",
"name": "VC5BAL",
"type": "output",
"description": "Cell balance control output for the least positive capacitor, used only in a 5-series capacitor configuration."
},
{
"number": "14",
"name": "SDA",
"type": "bidirectional",
"description": "Serial data line that transmits and receives data (open-drain)."
},
{
"number": "15",
"name": "FAULT",
"type": "output",
"description": "Active high output to indicate fault condition."
},
{
"number": "16",
"name": "SCL",
"type": "bidirectional",
"description": "Serial clock input that clocks data on SDA (open-drain)."
},
{
"number": "17",
"name": "LLEN",
"type": "output",
"description": "Learn Load Enable output."
},
{
"number": "18",
"name": "RBI",
"type": "power_in",
"description": "RAM backup pin providing backup potential to the internal DATA RAM if power is momentarily lost, via a capacitor attached between RBI and GND."
},
{
"number": "19",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "20",
"name": "REG27",
"type": "power_out",
"description": "Internal power supply 2.7-V bias output, requiring an external 1 µF capacitor."
},
{
"number": "21",
"name": "CHGOR",
"type": "input",
"description": "CHG override input; if not used, connect to VSS."
},
{
"number": "22",
"name": "NC",
"type": "unconnected",
"description": "No connect; leave the NC pin floating."
},
{
"number": "23",
"name": "CHG",
"type": "output",
"description": "P-channel FET drive for controlling charge."
},
{
"number": "24",
"name": "VCC",
"type": "power_in",
"description": "Positive input from power supply."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
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"extractor": "extract_pins 0.3",
"primary_model": "claude-haiku-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
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],
"pages_sent": 9,
"cost_usd": 0.0245,
"at": "2026-11-05T21:17:10"
},
"datasheet": {
"url": "https://www.ti.com/lit/ds/symlink/bq33100.pdf",
"pages": 67,
"sha256": "00490ad38b152ebb",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 24,
"described": 24,
"cites_pages": true,
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}
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