component
LM5036RJBR
Public Made by Adomby adom
Texas Instruments DC-DC Controllers, WQFN-28-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
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"type": "component",
"description": "Texas Instruments DC-DC Controllers, WQFN-28-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
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"power supply chip",
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"extractor-text"
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"viewers/footprint.html",
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"component": {
"mpn": "LM5036RJBR",
"manufacturer": "Texas Instruments",
"package": "WQFN-28-EP(5x5)",
"pin_count": 29,
"category": "Power Supply Chip",
"subcategory": "DC-DC Controllers",
"datasheet": "https://www.ti.com/lit/ds/symlink/lm5036.pdf",
"parts": {
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"footprint": "lm5036rjbr.kicad_mod",
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"lbr": "lm5036rjbr.lbr"
},
"distributor_links": {
"lcsc": "C2658014",
"digikey": "296-51306-2-ND",
"mouser": "595-LM5036RJBR"
},
"distributor_check": {
"checked_at": "2026-11-05T23:45:12Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "296-51306-2-ND",
"status": "found"
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"pn": "595-LM5036RJBR",
"status": "found"
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},
"pins": [
{
"number": "1",
"name": "RES",
"type": "input",
"description": "RES is the hiccup mode restart timer input."
},
{
"number": "2",
"name": "AGND",
"type": "power_in",
"description": "AGND is the analog ground reference pin."
},
{
"number": "3",
"name": "COMP",
"type": "input",
"description": "COMP is the control current input to the half-bridge PWM comparator."
},
{
"number": "4",
"name": "REF",
"type": "output",
"description": "REF is the 5-V reference regulator output."
},
{
"number": "5",
"name": "RT/SYNC",
"type": "input",
"description": "RT/SYNC sets the oscillator frequency or accepts an external clock for synchronization."
},
{
"number": "6",
"name": "RON",
"type": "input",
"description": "RON sets the auxiliary supply on-time control."
},
{
"number": "7",
"name": "ON_OFF",
"type": "input",
"description": "ON_OFF is configurable for over-voltage protection (OVP) or latch mode, with an absolute maximum of 5 V to GND."
},
{
"number": "8",
"name": "SS",
"type": "input",
"description": "SS is the soft-start input."
},
{
"number": "9",
"name": "SSSR",
"type": "input",
"description": "SSSR is the synchronous rectifier soft-start input."
},
{
"number": "10",
"name": "RD1",
"type": "input",
"description": "RD1 sets the synchronous rectifier trailing-edge delay and requires a resistor of at least 5 kΩ."
},
{
"number": "11",
"name": "RD2",
"type": "input",
"description": "RD2 sets the synchronous rectifier leading-edge delay and requires a resistor of at least 5 kΩ."
},
{
"number": "12",
"name": "FB_AUX",
"type": "input",
"description": "FB_AUX is the auxiliary supply output voltage feedback input, with an absolute maximum of 5 V to GND."
},
{
"number": "13",
"name": "VIN",
"type": "power_in",
"description": "VIN is the input voltage pin, with a recommended range of 16 V to 100 V and an absolute maximum of 105 V to GND."
},
{
"number": "14",
"name": "SW_AUX",
"type": "input",
"description": "SW_AUX is the auxiliary supply switch node."
},
{
"number": "15",
"name": "BST_AUX",
"type": "input",
"description": "BST_AUX is the auxiliary supply high-side gate drive bootstrap pin."
},
{
"number": "16",
"name": "PGND",
"type": "power_in",
"description": "PGND is the power ground pin."
},
{
"number": "17",
"name": "VCC",
"type": "power_in",
"description": "VCC is the bias supply pin, with an external supply range of 8.5 V to 14 V."
},
{
"number": "18",
"name": "LSG",
"type": "output",
"description": "LSG is the half-bridge low-side MOSFET gate driver output."
},
{
"number": "19",
"name": "SR2",
"type": "output",
"description": "SR2 is the synchronous rectifier PWM control output."
},
{
"number": "20",
"name": "SR1",
"type": "output",
"description": "SR1 is the synchronous rectifier PWM control output."
},
{
"number": "21",
"name": "BST",
"type": "input",
"description": "BST is the half-bridge high-side gate drive bootstrap pin."
},
{
"number": "22",
"name": "HSG",
"type": "output",
"description": "HSG is the half-bridge high-side MOSFET gate driver output."
},
{
"number": "23",
"name": "SW",
"type": "input",
"description": "SW is the half-bridge switch node, with an absolute maximum of -5 V to 105 V to GND."
},
{
"number": "24",
"name": "RAMP",
"type": "input",
"description": "RAMP is the ramp signal input to the half-bridge PWM comparator."
},
{
"number": "25",
"name": "CS_POS",
"type": "input",
"description": "CS_POS is the positive input terminal of the current sense amplifier."
},
{
"number": "26",
"name": "CS_NEG",
"type": "input",
"description": "CS_NEG is the negative input terminal of the current sense amplifier."
},
{
"number": "27",
"name": "CS_SET",
"type": "input",
"description": "CS_SET sets the current limit."
},
{
"number": "28",
"name": "UVLO",
"type": "input",
"description": "UVLO is the input undervoltage lockout pin."
},
{
"number": "29",
"name": "Pad",
"type": "power_in",
"description": "The Pad is the exposed thermal pad, which is a ground connection."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"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": [
"extractor flagged: The MPN LM5036RJBR maps to the RJB 28-pin WQFN package (the package hint WQFN-28-EP(5x5) matches). T"
],
"pages_sent": 9,
"cost_usd": 0.0237,
"at": "2026-11-05T23:45:04"
},
"datasheet": {
"url": "https://www.ti.com/lit/ds/symlink/lm5036.pdf",
"pages": 68,
"sha256": "ad4696529814646c",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 29,
"described": 29,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
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"sha256": "e9d6d740f505b03e5aa0ac826330f9e269344b84656d051f50eb07ac162749eb",
"checked": "2026-11-05",
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}