component
TPS54394PWP
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Texas Instruments DC-DC Converters, HTSSOP-16-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+54@@ -0,0 +1,54 @@+# TPS54394PWP++**Texas Instruments** · DC-DC Converters · HTSSOP-16-EP++TPS54394PWP from Texas Instruments, in a HTSSOP-16-EP. 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 | VIN1 | power_in | Power input connecting to high-side NFET drains with input voltage 4.5V to 18V. |+| 2 | VBST1 | power_in | Bootstrap supply for high-side NFET gate driver with 0.1µF capacitor to SW1 and internal diode to VREG5. |+| 3 | SW1 | bidirectional | Switch node for high and low-side NFETs serving as current comparator input. |+| 4 | PGND1 | power_in | Ground return for low-side MOSFETs serving as current comparator input. |+| 5 | EN1 | input | Enable input; pull high to enable channel 1 with 2.0V high and 0.4V low thresholds. |+| 6 | PG1 | tri_state | Open-drain power-good output for channel 1; goes low when output voltage is out of regulation (84%-116% threshold). |+| 7 | VFB1 | input | Feedback input for channel 1 using resistor divider connected to output voltage. |+| 8 | GND | power_in | Signal ground for sensitive signal and feedback returns. |+| 9 | VREG5 | power_out | 5.5V regulated output requiring 1µF minimum ceramic bypass capacitor; active when ENx high. |+| 10 | VFB2 | input | Feedback input for channel 2 using resistor divider connected to output voltage. |+| 11 | PG2 | tri_state | Open-drain power-good output for channel 2; goes low when output voltage is out of regulation (84%-116% threshold). |+| 12 | EN2 | input | Enable input; pull high to enable channel 2 with 2.0V high and 0.4V low thresholds. |+| 13 | PGND2 | power_in | Ground return for low-side MOSFETs serving as current comparator input. |+| 14 | SW2 | bidirectional | Switch node for high and low-side NFETs serving as current comparator input. |+| 15 | VBST2 | power_in | Bootstrap supply for high-side NFET gate driver with 0.1µF capacitor to SW2 and internal diode to VREG5. |+| 16 | VIN2 | power_in | Supply input for 5.5V linear regulator with input voltage 4.5V to 18V. |+| 17 | PowerPAD | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | HTSSOP-16-EP |+| Category | Power Supply Chip |+| Pins | 17 |++## CAD (KiCad official)++- Symbol: `TPS54394PWP`+- Footprint: `Package_SO:TSSOP-16-1EP_4.4x5mm_P0.65mm`+- 3D model: HTSSOP-16-EP (KiCad packages3D, STEP)+- 3D model files: `tps54394pwp-etched.step` / `tps54394pwp-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tps54394pwp.step` / `tps54394pwp.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/tps54394) (32 pp, sha256 `d048a180d36720dd`, retrieved 2026-10-05, 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 0.3`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-5-5` (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/tps54394pwp-datasheet.pdf)
page.jsonadded+215@@ -0,0 +1,215 @@+{+ "slug": "tps54394pwp",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments DC-DC Converters, HTSSOP-16-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power supply chip",+ "tps54394pwp",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "tps54394pwp.kicad_sym",+ "tps54394pwp.kicad_mod",+ "tps54394pwp.glb",+ "tps54394pwp.step",+ "tps54394pwp.lbr",+ "docs/hero.png",+ "docs/tps54394pwp-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "tps54394pwp-hero.glb",+ "tps54394pwp-hero.overlay.json"+ ],+ "component": {+ "mpn": "TPS54394PWP",+ "manufacturer": "Texas Instruments",+ "package": "HTSSOP-16-EP",+ "pin_count": 17,+ "category": "Power Supply Chip",+ "subcategory": "DC-DC Converters",+ "datasheet": "https://www.ti.com/cn/lit/gpn/tps54394",+ "parts": {+ "symbol": "tps54394pwp.kicad_sym",+ "footprint": "tps54394pwp.kicad_mod",+ "model_3d": "tps54394pwp-hero.glb",+ "model_3d_plain": "tps54394pwp.glb",+ "model_3d_step": "tps54394pwp-etched.step",+ "model_3d_step_plain": "tps54394pwp.step",+ "lbr": "tps54394pwp.lbr"+ },+ "distributor_links": {+ "lcsc": 544503,+ "digikey": "296-34790-5-ND",+ "mouser": "595-TPS54394PWP"+ },+ "distributor_check": {+ "checked_at": "2026-10-05T22:24:28Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-34790-5-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-TPS54394PWP",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "VIN1",+ "type": "power_in",+ "description": "Power input connecting to high-side NFET drains with input voltage 4.5V to 18V."+ },+ {+ "number": "2",+ "name": "VBST1",+ "type": "power_in",+ "description": "Bootstrap supply for high-side NFET gate driver with 0.1µF capacitor to SW1 and internal diode to VREG5."+ },+ {+ "number": "3",+ "name": "SW1",+ "type": "bidirectional",+ "description": "Switch node for high and low-side NFETs serving as current comparator input."+ },+ {+ "number": "4",+ "name": "PGND1",+ "type": "power_in",+ "description": "Ground return for low-side MOSFETs serving as current comparator input."+ },+ {+ "number": "5",+ "name": "EN1",+ "type": "input",+ "description": "Enable input; pull high to enable channel 1 with 2.0V high and 0.4V low thresholds."+ },+ {+ "number": "6",+ "name": "PG1",+ "type": "tri_state",+ "description": "Open-drain power-good output for channel 1; goes low when output voltage is out of regulation (84%-116% threshold)."+ },+ {+ "number": "7",+ "name": "VFB1",+ "type": "input",+ "description": "Feedback input for channel 1 using resistor divider connected to output voltage."+ },+ {+ "number": "8",+ "name": "GND",+ "type": "power_in",+ "description": "Signal ground for sensitive signal and feedback returns."+ },+ {+ "number": "9",+ "name": "VREG5",+ "type": "power_out",+ "description": "5.5V regulated output requiring 1µF minimum ceramic bypass capacitor; active when ENx high."+ },+ {+ "number": "10",+ "name": "VFB2",+ "type": "input",+ "description": "Feedback input for channel 2 using resistor divider connected to output voltage."+ },+ {+ "number": "11",+ "name": "PG2",+ "type": "tri_state",+ "description": "Open-drain power-good output for channel 2; goes low when output voltage is out of regulation (84%-116% threshold)."+ },+ {+ "number": "12",+ "name": "EN2",+ "type": "input",+ "description": "Enable input; pull high to enable channel 2 with 2.0V high and 0.4V low thresholds."+ },+ {+ "number": "13",+ "name": "PGND2",+ "type": "power_in",+ "description": "Ground return for low-side MOSFETs serving as current comparator input."+ },+ {+ "number": "14",+ "name": "SW2",+ "type": "bidirectional",+ "description": "Switch node for high and low-side NFETs serving as current comparator input."+ },+ {+ "number": "15",+ "name": "VBST2",+ "type": "power_in",+ "description": "Bootstrap supply for high-side NFET gate driver with 0.1µF capacitor to SW2 and internal diode to VREG5."+ },+ {+ "number": "16",+ "name": "VIN2",+ "type": "power_in",+ "description": "Supply input for 5.5V linear regulator with input voltage 4.5V to 18V."+ },+ {+ "number": "17",+ "name": "PowerPAD",+ "type": "passive",+ "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "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": 9,+ "cost_usd": 0.1195,+ "at": "2026-10-05T22:24:10"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/tps54394",+ "pages": 32,+ "sha256": "d048a180d36720dd",+ "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]"+ }+}