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TPS16850VMAR - 9 V to 80 V, 20 A eFuse
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Texas Instruments TPS16850VMAR: 9 V to 80 V, 20 A stackable integrated hot-swap eFuse with a 3.5 mOhm FET, fast current monitor and auto-retry fault response, LQFN-CLIP-23 (VMA, 6.0 x 5.0 mm). KiCad symbol and footprint, Fusion and Altium libraries, datasheet-built 3D model and datasheet.
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page.json+307−306@@ -1,313 +1,314 @@ {- "slug": "tps16850vmar",- "version": "0.1.0",- "type": "hardware",- "kind": "component",- "org": "adom",- "title": "TPS16850VMAR - 9 V to 80 V, 20 A eFuse",- "brief": "Texas Instruments TPS16850VMAR: 9 V to 80 V, 20 A stackable integrated hot-swap eFuse with a 3.5 mOhm FET, fast current monitor and auto-retry fault response, LQFN-CLIP-23 (VMA, 6.0 x 5.0 mm). KiCad symbol and footprint, Fusion and Altium libraries, datasheet-built 3D model and datasheet.",- "description": "Texas Instruments TPS16850VMAR: integrated hot-swap eFuse for 9 V to 80 V rails, 3.5 mOhm (typ) FET, 2 A to 20 A adjustable circuit breaker, 73 A fixed fast trip, auto-retry, parallel operation with current sharing, analog current and temperature monitors, LQFN-CLIP-23 (VMA0023A, 6.0 x 5.0 x 1.5 mm max).",- "license": "CC-BY-4.0",- "tags": [- "component",- "ic",- "power",- "efuse",- "hot-swap",- "circuit-protection",- "texas-instruments",- "lqfn",- "48v"- ],- "discovery_triggers": [- "TPS16850VMAR",- "TPS16850",- "TPS1685",- "TPS1685x",- "80 V eFuse",- "20 A eFuse",- "48 V hot-swap eFuse",- "VMA0023A"- ],- "hero": {- "type": "image",- "path": "docs/hero.png"- },- "visibility": {- "public": true- },- "component": {- "mpn": "TPS16850VMAR",- "manufacturer": "Texas Instruments",- "package": "LQFN-CLIP-23 (TI VMA0023A, 6.0 x 5.0 mm, 1.5 mm max height)",- "pin_count": 23,- "category": "Power management",- "subcategory": "Hot-swap controller / eFuse",- "lifecycle": "Active",- "datasheet": "https://www.ti.com/lit/ds/symlink/tps1685.pdf",- "product_page": "https://www.ti.com/product/TPS1685/part-details/TPS16850VMAR",- "body_size": {- "x_mm": 6.0,- "y_mm": 5.0,- "z_mm": 1.5,- "pitch_mm": 0.5- },- "parts": {- "symbol": "tps16850vmar.kicad_sym",- "footprint": "tps16850vmar.kicad_mod",- "model_3d": "tps16850vmar-hero.glb",- "model_3d_plain": "tps16850vmar-etched.glb",- "model_3d_step": "tps16850vmar-etched.step",- "model_3d_step_plain": "tps16850vmar.step",- "step": "tps16850vmar-etched.step",- "lbr": "tps16850vmar.lbr",- "datasheet": "docs/tps16850vmar-datasheet.pdf"- },- "viewers": {- "symbol": "viewers/symbol.html",- "footprint": "viewers/footprint.html"- },- "viewer_3d": {- "ground": false,- "animate": false,- "shadows": false,- "tooltips": "authored"- },- "models": "models.json",- "lod": "lod/manifest.json",- "verification": "verification.json",- "heatsink_vias": "artwork/TPS16850VMAR-heatsink-via.json",- "marking": {- "lines": [+ "slug": "tps16850vmar",+ "version": "0.1.0",+ "type": "hardware",+ "kind": "component",+ "org": "adom",+ "title": "TPS16850VMAR - 9 V to 80 V, 20 A eFuse",+ "brief": "Texas Instruments TPS16850VMAR: 9 V to 80 V, 20 A stackable integrated hot-swap eFuse with a 3.5 mOhm FET, fast current monitor and auto-retry fault response, LQFN-CLIP-23 (VMA, 6.0 x 5.0 mm). KiCad symbol and footprint, Fusion and Altium libraries, datasheet-built 3D model and datasheet.",+ "description": "Texas Instruments TPS16850VMAR: integrated hot-swap eFuse for 9 V to 80 V rails, 3.5 mOhm (typ) FET, 2 A to 20 A adjustable circuit breaker, 73 A fixed fast trip, auto-retry, parallel operation with current sharing, analog current and temperature monitors, LQFN-CLIP-23 (VMA0023A, 6.0 x 5.0 x 1.5 mm max).",+ "license": "CC-BY-4.0",+ "tags": [+ "component",+ "ic",+ "power",+ "efuse",+ "hot-swap",+ "circuit-protection",+ "texas-instruments",+ "lqfn",+ "48v"+ ],+ "discovery_triggers": [+ "TPS16850VMAR", "TPS16850",- "VMAR"- ],- "virtual": true,- "note": "Virtual identification mark (the orderable MPN), not TI's real marking. TI marks this part TPS16850 (SLVSHA1D p.50, Package Option Addendum).",- "surface": "top",- "colour": "light on dark grey mould",- "gate": "PASS",- "provenance": "provenance/3d-model.json"- },- "pins": [- {- "number": "1",- "name": "ILIM",- "type": "passive",- "group": "Current monitor",- "description": "A resistor to GND sets the active current-sharing threshold in steady state; also this device's current monitor output. Do not leave floating (p.4)."- },- {- "number": "2",- "name": "IMON",- "type": "passive",- "group": "Current monitor",- "description": "A resistor to GND sets the overcurrent and fast-trip thresholds; also a fast, accurate analog load-current monitor output in steady state. Do not leave floating (p.4)."- },- {- "number": "3",- "name": "IREF",- "type": "passive",- "group": "Current setting",- "description": "Reference voltage (0.3 V to 1.2 V) for the overcurrent, short-circuit and current-sharing blocks: internal current source into a resistor, or driven externally. Do not leave floating (p.4, p.7)."- },- {- "number": "4",- "name": "dVdT",- "type": "passive",- "group": "Control",- "description": "Output slew-rate control at start-up: open for the fastest start-up, a capacitor to GND slows the slew rate to limit inrush (p.4)."- },- {- "number": "5",- "name": "GND",- "type": "power_in",- "group": "Ground",- "description": "Device ground reference. Connect to system ground (p.4)."- },- {- "number": "6",- "name": "SFT_SEL",- "type": "passive",- "group": "Current setting",- "description": "A resistor to GND selects the scalable fast-trip threshold multiplier. Not recommended to leave floating (p.5)."- },- {- "number": "7",- "name": "OUT",- "type": "power_out",- "group": "Power out",- "description": "Power output (FET source). Solder to the output power plane uniformly for heat dissipation (p.5)."- },- {- "number": "8",- "name": "OUT",- "type": "power_out",- "group": "Power out",- "description": "Power output, same node as pin 7 (p.5)."- },- {- "number": "9",- "name": "VDD",- "type": "power_in",- "group": "Power in",- "description": "Controller supply, 9 V to 80 V. Connect to VIN through a series resistor and decouple to GND (p.5, p.7)."- },- {- "number": "10",- "name": "IN",- "type": "power_in",- "group": "Power in",- "description": "Power input (FET drain). Solder to the input power plane uniformly for heat dissipation (SLVSHA1D p.5, Table 5-1)."- },- {- "number": "11",- "name": "NC",- "type": "no_connect",- "group": "No connect",- "description": "Do not connect anything to this pin (p.5)."- },- {- "number": "12",- "name": "MODE",- "type": "input",- "group": "Control",- "description": "Floating = standalone or primary device; tied to GND = secondary to a primary eFuse or controller in a parallel chain (p.5)."- },- {- "number": "13",- "name": "~{FLT}",- "type": "open_collector",- "group": "Status",- "description": "Open-drain active-low fault output, pulled low on a fault. Pull up to an external supply with a resistor (p.5)."- },- {- "number": "14",- "name": "ITIMER",- "type": "passive",- "group": "Current setting",- "description": "A capacitor to GND sets the overcurrent blanking interval during which the current may exceed the overcurrent threshold, below fast trip (p.5)."- },- {- "number": "15",- "name": "TEMP",- "type": "bidirectional",- "group": "Status",- "description": "Analog junction-temperature output; TEMP pins of parallel devices can be tied to report the hottest device (p.5)."- },- {- "number": "16",- "name": "EN/UVLO",- "type": "input",- "group": "Control",- "description": "Active-high enable. A resistor divider from the input supply sets the undervoltage threshold. Do not leave floating (p.5)."- },- {- "number": "17",- "name": "NC",- "type": "no_connect",- "group": "No connect",- "description": "Do not connect anything to this pin (p.5)."- },- {- "number": "18",- "name": "OVP",- "type": "input",- "group": "Control",- "description": "Overvoltage set point: resistor divider from VIN. Do not leave floating (p.5)."- },- {- "number": "19",- "name": "PGOOD",- "type": "open_collector",- "group": "Status",- "description": "Open-drain power-good output, asserted high in steady state; weak internal pull-up (p.5)."- },- {- "number": "20",- "name": "SWEN",- "type": "bidirectional",- "group": "Status",- "description": "Open-drain signal that reports and controls the power-switch state; tied across a parallel chain to synchronise the devices. Weak internal pull-up (p.5)."- },- {- "number": "21",- "name": "NC",- "type": "no_connect",- "group": "No connect",- "description": "Do not connect anything to this pin (p.5)."- },- {- "number": "22",- "name": "IN",- "type": "power_in",- "group": "Power in",- "description": "Power input, same node as pins 10, 23 and the exposed pad (p.5)."- },- {- "number": "23",- "name": "IN",- "type": "power_in",- "group": "Power in",- "description": "Power input, same node as pins 10, 22 and the exposed pad (p.5)."- },- {- "number": "24",- "name": "IN",- "type": "power_in",- "group": "Power in",- "description": "Exposed thermal pad (PowerPAD), electrically IN: solder it to the input power plane for heat dissipation (p.5).",- "note": "exposed thermal pad (PowerPAD), electrically IN"- }+ "TPS1685",+ "TPS1685x",+ "80 V eFuse",+ "20 A eFuse",+ "48 V hot-swap eFuse",+ "VMA0023A" ],- "distributor_links": {- "mouser": {- "part": "595-TPS16850VMAR",- "url": "https://www.mouser.com/en/ProductDetail/Texas-Instruments/TPS16850VMAR?qs=3GbUB62Nf7feTcUOtfOsAg%3D%3D",- "stock": 13048,- "checked": "2026-10-21"- },- "digikey": {- "part": "296-TPS16850VMARTR-ND",- "url": "https://www.digikey.com/en/products/detail/texas-instruments/TPS16850VMAR/29178296",- "stock": 0,- "checked": "2026-10-21"- },- "lcsc": false,- "lcsc_note": "2026-10-21: no LCSC/JLCPCB listing for TPS16850VMAR (adom-parts-search). JLCPCB lists the latch-off sibling TPS16851VMAR as C48705346, a different part."+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "visibility": {+ "public": true+ },+ "component": {+ "mpn": "TPS16850VMAR",+ "manufacturer": "Texas Instruments",+ "package": "LQFN-CLIP-23 (TI VMA0023A, 6.0 x 5.0 mm, 1.5 mm max height)",+ "pin_count": 23,+ "category": "Power management",+ "subcategory": "Hot-swap controller / eFuse",+ "lifecycle": "Active",+ "datasheet": "https://www.ti.com/lit/ds/symlink/tps1685.pdf",+ "product_page": "https://www.ti.com/product/TPS1685/part-details/TPS16850VMAR",+ "body_size": {+ "x_mm": 6,+ "y_mm": 5,+ "z_mm": 1.5,+ "pitch_mm": 0.5+ },+ "parts": {+ "symbol": "tps16850vmar.kicad_sym",+ "footprint": "tps16850vmar.kicad_mod",+ "model_3d": "tps16850vmar-hero.glb",+ "model_3d_plain": "tps16850vmar-etched.glb",+ "model_3d_step": "tps16850vmar-etched.step",+ "model_3d_step_plain": "tps16850vmar.step",+ "step": "tps16850vmar-etched.step",+ "lbr": "tps16850vmar.lbr",+ "datasheet": "docs/tps16850vmar-datasheet.pdf"+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "viewer_3d": {+ "ground": false,+ "animate": false,+ "shadows": false,+ "tooltips": "authored"+ },+ "models": "models.json",+ "lod": "lod/manifest.json",+ "verification": "verification.json",+ "heatsink_vias": "artwork/TPS16850VMAR-heatsink-via.json",+ "marking": {+ "lines": [+ "TPS16850",+ "VMAR"+ ],+ "virtual": true,+ "note": "Virtual identification mark (the orderable MPN), not TI's real marking. TI marks this part TPS16850 (SLVSHA1D p.50, Package Option Addendum).",+ "surface": "top",+ "colour": "light on dark grey mould",+ "gate": "PASS",+ "provenance": "provenance/3d-model.json"+ },+ "pins": [+ {+ "number": "1",+ "name": "ILIM",+ "type": "passive",+ "group": "Current monitor",+ "description": "A resistor to GND sets the active current-sharing threshold in steady state; also this device's current monitor output. Do not leave floating (p.4)."+ },+ {+ "number": "2",+ "name": "IMON",+ "type": "passive",+ "group": "Current monitor",+ "description": "A resistor to GND sets the overcurrent and fast-trip thresholds; also a fast, accurate analog load-current monitor output in steady state. Do not leave floating (p.4)."+ },+ {+ "number": "3",+ "name": "IREF",+ "type": "passive",+ "group": "Current setting",+ "description": "Reference voltage (0.3 V to 1.2 V) for the overcurrent, short-circuit and current-sharing blocks: internal current source into a resistor, or driven externally. Do not leave floating (p.4, p.7)."+ },+ {+ "number": "4",+ "name": "dVdT",+ "type": "passive",+ "group": "Control",+ "description": "Output slew-rate control at start-up: open for the fastest start-up, a capacitor to GND slows the slew rate to limit inrush (p.4)."+ },+ {+ "number": "5",+ "name": "GND",+ "type": "power_in",+ "group": "Ground",+ "description": "Device ground reference. Connect to system ground (p.4)."+ },+ {+ "number": "6",+ "name": "SFT_SEL",+ "type": "passive",+ "group": "Current setting",+ "description": "A resistor to GND selects the scalable fast-trip threshold multiplier. Not recommended to leave floating (p.5)."+ },+ {+ "number": "7",+ "name": "OUT",+ "type": "power_out",+ "group": "Power out",+ "description": "Power output (FET source). Solder to the output power plane uniformly for heat dissipation (p.5)."+ },+ {+ "number": "8",+ "name": "OUT",+ "type": "power_out",+ "group": "Power out",+ "description": "Power output, same node as pin 7 (p.5)."+ },+ {+ "number": "9",+ "name": "VDD",+ "type": "power_in",+ "group": "Power in",+ "description": "Controller supply, 9 V to 80 V. Connect to VIN through a series resistor and decouple to GND (p.5, p.7)."+ },+ {+ "number": "10",+ "name": "IN",+ "type": "power_in",+ "group": "Power in",+ "description": "Power input (FET drain). Solder to the input power plane uniformly for heat dissipation (SLVSHA1D p.5, Table 5-1)."+ },+ {+ "number": "11",+ "name": "NC",+ "type": "no_connect",+ "group": "No connect",+ "description": "Do not connect anything to this pin (p.5)."+ },+ {+ "number": "12",+ "name": "MODE",+ "type": "input",+ "group": "Control",+ "description": "Floating = standalone or primary device; tied to GND = secondary to a primary eFuse or controller in a parallel chain (p.5)."+ },+ {+ "number": "13",+ "name": "~{FLT}",+ "type": "open_collector",+ "group": "Status",+ "description": "Open-drain active-low fault output, pulled low on a fault. Pull up to an external supply with a resistor (p.5)."+ },+ {+ "number": "14",+ "name": "ITIMER",+ "type": "passive",+ "group": "Current setting",+ "description": "A capacitor to GND sets the overcurrent blanking interval during which the current may exceed the overcurrent threshold, below fast trip (p.5)."+ },+ {+ "number": "15",+ "name": "TEMP",+ "type": "bidirectional",+ "group": "Status",+ "description": "Analog junction-temperature output; TEMP pins of parallel devices can be tied to report the hottest device (p.5)."+ },+ {+ "number": "16",+ "name": "EN/UVLO",+ "type": "input",+ "group": "Control",+ "description": "Active-high enable. A resistor divider from the input supply sets the undervoltage threshold. Do not leave floating (p.5)."+ },+ {+ "number": "17",+ "name": "NC",+ "type": "no_connect",+ "group": "No connect",+ "description": "Do not connect anything to this pin (p.5)."+ },+ {+ "number": "18",+ "name": "OVP",+ "type": "input",+ "group": "Control",+ "description": "Overvoltage set point: resistor divider from VIN. Do not leave floating (p.5)."+ },+ {+ "number": "19",+ "name": "PGOOD",+ "type": "open_collector",+ "group": "Status",+ "description": "Open-drain power-good output, asserted high in steady state; weak internal pull-up (p.5)."+ },+ {+ "number": "20",+ "name": "SWEN",+ "type": "bidirectional",+ "group": "Status",+ "description": "Open-drain signal that reports and controls the power-switch state; tied across a parallel chain to synchronise the devices. Weak internal pull-up (p.5)."+ },+ {+ "number": "21",+ "name": "NC",+ "type": "no_connect",+ "group": "No connect",+ "description": "Do not connect anything to this pin (p.5)."+ },+ {+ "number": "22",+ "name": "IN",+ "type": "power_in",+ "group": "Power in",+ "description": "Power input, same node as pins 10, 23 and the exposed pad (p.5)."+ },+ {+ "number": "23",+ "name": "IN",+ "type": "power_in",+ "group": "Power in",+ "description": "Power input, same node as pins 10, 22 and the exposed pad (p.5)."+ },+ {+ "number": "24",+ "name": "IN",+ "type": "power_in",+ "group": "Power in",+ "description": "Exposed thermal pad (PowerPAD), electrically IN: solder it to the input power plane for heat dissipation (p.5).",+ "note": "exposed thermal pad (PowerPAD), electrically IN"+ }+ ],+ "distributor_links": {+ "mouser": {+ "part": "595-TPS16850VMAR",+ "url": "https://www.mouser.com/en/ProductDetail/Texas-Instruments/TPS16850VMAR?qs=3GbUB62Nf7feTcUOtfOsAg%3D%3D",+ "stock": 13048,+ "checked": "2026-10-21"+ },+ "digikey": {+ "part": "296-TPS16850VMARTR-ND",+ "url": "https://www.digikey.com/en/products/detail/texas-instruments/TPS16850VMAR/29178296",+ "stock": 0,+ "checked": "2026-10-21"+ },+ "lcsc": false,+ "lcsc_note": "2026-10-21: no LCSC/JLCPCB listing for TPS16850VMAR (adom-parts-search). JLCPCB lists the latch-off sibling TPS16851VMAR as C48705346, a different part."+ },+ "provenance": {+ "datasheet": {+ "doc": "TI SLVSHA1D (Rev. D, September 2024, revised July 2026), TPS1685x",+ "file": "docs/tps16850vmar-datasheet.pdf",+ "sha256": "fe9d96bfb8f8e13b5cd69cb8eb19f73c87d5f1945637e00308aff68077f31f0c",+ "pages": 57,+ "url": "https://www.ti.com/lit/ds/symlink/tps1685.pdf"+ },+ "model_3d": "provenance/3d-model.json",+ "footprint": "provenance/footprint-check.json"+ } },- "provenance": {- "datasheet": {- "doc": "TI SLVSHA1D (Rev. D, September 2024, revised July 2026), TPS1685x",- "file": "docs/tps16850vmar-datasheet.pdf",- "sha256": "fe9d96bfb8f8e13b5cd69cb8eb19f73c87d5f1945637e00308aff68077f31f0c",- "pages": 57,- "url": "https://www.ti.com/lit/ds/symlink/tps1685.pdf"- },- "model_3d": "provenance/3d-model.json",- "footprint": "provenance/footprint-check.json"- }- },- "dependencies": {},- "eda_assets": {- "kicad": {- "symbol": "tps16850vmar.kicad_sym",- "footprint": "tps16850vmar.kicad_mod",- "model": "tps16850vmar-etched.step",- "provenance": "authored"+ "dependencies": {},+ "eda_assets": {+ "kicad": {+ "symbol": "tps16850vmar.kicad_sym",+ "footprint": "tps16850vmar.kicad_mod",+ "model": "tps16850vmar-etched.step",+ "provenance": "authored"+ },+ "fusion": {+ "lbr": "tps16850vmar.lbr",+ "provenance": "authored"+ },+ "altium": {+ "schlib": "altium/TPS16850VMAR.SchLib",+ "pcblib": "altium/TPS16850VMAR.PcbLib",+ "provenance": "authored"+ } },- "fusion": {- "lbr": "tps16850vmar.lbr",- "provenance": "authored"+ "source": {+ "tool": "texas-instruments",+ "url": "https://www.ti.com/product/TPS1685/part-details/TPS16850VMAR" },- "altium": {- "schlib": "altium/TPS16850VMAR.SchLib",- "pcblib": "altium/TPS16850VMAR.PcbLib",- "provenance": "authored"- }- },- "source": {- "tool": "texas-instruments",- "url": "https://www.ti.com/product/TPS1685/part-details/TPS16850VMAR"- }+ "updated_at": "2026-10-21T18:43:46.367Z" }