component
TPS54678RTER
Public Made by Adomby adom
Texas Instruments DC-DC Converters, WQFN-16-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+54@@ -0,0 +1,54 @@+# TPS54678RTER++**Texas Instruments** · DC-DC Converters · WQFN-16-EP(3x3)++TPS54678RTER from Texas Instruments, in a WQFN-16-EP(3x3). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | VIN | power_in | Input supply voltage, 2.95 V to 6 V. |+| 2 | VIN | power_in | Input supply voltage, 2.95 V to 6 V. |+| 3 | GND | power_in | Power ground that should be electrically connected directly to the thermal pad under the device. |+| 4 | GND | power_in | Power ground that should be electrically connected directly to the thermal pad under the device. |+| 5 | AGND | power_in | Analog ground that should be electrically connected to GND close to the device. |+| 6 | VSENSE | input | Inverting node of the transconductance (gm) error amplifier. |+| 7 | COMP | output | Error amplifier output and input to the output switch current comparator; frequency compensation components should be connected to this pin. |+| 8 | RT/CLK | bidirectional | Resistor Timing or External Clock input pin for adjusting switching frequency from 200 kHz to 2 MHz or synchronizing to an external clock. |+| 9 | SS/TR | bidirectional | Slow-start and Tracking pin; an external capacitor connected to this pin sets the output voltage rise time and can be used for tracking. |+| 10 | PH | output | Source of the internal high-side power MOSFET and drain of the internal low-side synchronous rectifier MOSFET. |+| 11 | PH | output | Source of the internal high-side power MOSFET and drain of the internal low-side synchronous rectifier MOSFET. |+| 12 | PH | output | Source of the internal high-side power MOSFET and drain of the internal low-side synchronous rectifier MOSFET. |+| 13 | BOOT | input | Bootstrap capacitor connection; a 0.1 μF ceramic capacitor is required between BOOT and PH; output is forced to switch off if voltage falls below minimum BOOT UVLO threshold of 2.2 V. |+| 14 | PWRGD | output | Open-drain output that asserts low if output voltage is low due to thermal shutdown, overvoltage, undervoltage, or EN shutdown; de-asserts when VSENSE is within 93% to 103% of internal reference. |+| 15 | EN | input | Enable pin with internal pullup current source; pull below 1.2 V to disable, float to enable; rising threshold 1.3 V, falling threshold 1.18 V; can be used to set on/off threshold with two additional resistors. |+| 16 | VIN | power_in | Input supply voltage, 2.95 V to 6 V. |+| 17 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | WQFN-16-EP(3x3) |+| Category | Power Management (PMIC) |+| Pins | 17 |++## CAD (KiCad official)++- Symbol: `TPS54678RTER`+- Footprint: `Package_DFN_QFN:QFN-16-1EP_3x3mm_P0.5mm_EP1.7x1.7mm`+- 3D model: WQFN-16-EP(3x3) (KiCad packages3D, STEP)+- 3D model files: `tps54678rter-etched.step` / `tps54678rter-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tps54678rter.step` / `tps54678rter.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/tps54678) (44 pp, sha256 `5946bc6105aff6d5`, retrieved 2026-09-26, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-4-6` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/tps54678rter-datasheet.pdf)
page.jsonadded+213@@ -0,0 +1,213 @@+{+ "slug": "tps54678rter",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments DC-DC Converters, WQFN-16-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "tps54678rter",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "tps54678rter.kicad_sym",+ "tps54678rter.kicad_mod",+ "tps54678rter.glb",+ "tps54678rter.step",+ "tps54678rter.lbr",+ "docs/hero.png",+ "docs/tps54678rter-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "TPS54678RTER",+ "manufacturer": "Texas Instruments",+ "package": "WQFN-16-EP(3x3)",+ "pin_count": 17,+ "category": "Power Management (PMIC)",+ "subcategory": "DC-DC Converters",+ "datasheet": "https://www.ti.com/cn/lit/gpn/tps54678",+ "parts": {+ "symbol": "tps54678rter.kicad_sym",+ "footprint": "tps54678rter.kicad_mod",+ "model_3d": "tps54678rter-etched.glb",+ "model_3d_plain": "tps54678rter.glb",+ "model_3d_step": "tps54678rter-etched.step",+ "model_3d_step_plain": "tps54678rter.step",+ "lbr": "tps54678rter.lbr"+ },+ "distributor_links": {+ "lcsc": "C2070633",+ "digikey": "296-34809-2-ND",+ "mouser": "595-TPS54678RTER"+ },+ "distributor_check": {+ "checked_at": "2026-09-26T23:34:26Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-34809-2-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-TPS54678RTER",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "VIN",+ "type": "power_in",+ "description": "Input supply voltage, 2.95 V to 6 V."+ },+ {+ "number": "2",+ "name": "VIN",+ "type": "power_in",+ "description": "Input supply voltage, 2.95 V to 6 V."+ },+ {+ "number": "3",+ "name": "GND",+ "type": "power_in",+ "description": "Power ground that should be electrically connected directly to the thermal pad under the device."+ },+ {+ "number": "4",+ "name": "GND",+ "type": "power_in",+ "description": "Power ground that should be electrically connected directly to the thermal pad under the device."+ },+ {+ "number": "5",+ "name": "AGND",+ "type": "power_in",+ "description": "Analog ground that should be electrically connected to GND close to the device."+ },+ {+ "number": "6",+ "name": "VSENSE",+ "type": "input",+ "description": "Inverting node of the transconductance (gm) error amplifier."+ },+ {+ "number": "7",+ "name": "COMP",+ "type": "output",+ "description": "Error amplifier output and input to the output switch current comparator; frequency compensation components should be connected to this pin."+ },+ {+ "number": "8",+ "name": "RT/CLK",+ "type": "bidirectional",+ "description": "Resistor Timing or External Clock input pin for adjusting switching frequency from 200 kHz to 2 MHz or synchronizing to an external clock."+ },+ {+ "number": "9",+ "name": "SS/TR",+ "type": "bidirectional",+ "description": "Slow-start and Tracking pin; an external capacitor connected to this pin sets the output voltage rise time and can be used for tracking."+ },+ {+ "number": "10",+ "name": "PH",+ "type": "output",+ "description": "Source of the internal high-side power MOSFET and drain of the internal low-side synchronous rectifier MOSFET."+ },+ {+ "number": "11",+ "name": "PH",+ "type": "output",+ "description": "Source of the internal high-side power MOSFET and drain of the internal low-side synchronous rectifier MOSFET."+ },+ {+ "number": "12",+ "name": "PH",+ "type": "output",+ "description": "Source of the internal high-side power MOSFET and drain of the internal low-side synchronous rectifier MOSFET."+ },+ {+ "number": "13",+ "name": "BOOT",+ "type": "input",+ "description": "Bootstrap capacitor connection; a 0.1 μF ceramic capacitor is required between BOOT and PH; output is forced to switch off if voltage falls below minimum BOOT UVLO threshold of 2.2 V."+ },+ {+ "number": "14",+ "name": "PWRGD",+ "type": "output",+ "description": "Open-drain output that asserts low if output voltage is low due to thermal shutdown, overvoltage, undervoltage, or EN shutdown; de-asserts when VSENSE is within 93% to 103% of internal reference."+ },+ {+ "number": "15",+ "name": "EN",+ "type": "input",+ "description": "Enable pin with internal pullup current source; pull below 1.2 V to disable, float to enable; rising threshold 1.3 V, falling threshold 1.18 V; can be used to set on/off threshold with two additional resistors."+ },+ {+ "number": "16",+ "name": "VIN",+ "type": "power_in",+ "description": "Input supply voltage, 2.95 V to 6 V."+ },+ {+ "number": "17",+ "name": "EP",+ "type": "passive",+ "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.2",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.2",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-4-6",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "exposed pad 17 added from the footprint",+ "dropped thermal pad ['EP'] absent from footprint"+ ],+ "pages_sent": 44,+ "cost_usd": 0.4078,+ "at": "2026-09-26T23:34:10"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/tps54678",+ "pages": 44,+ "sha256": "5946bc6105aff6d5",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 17,+ "described": 17,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}