component
TPS54340DDA
Public Made by Adomby adom
Texas Instruments DC-DC Converters, SOP-8-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
← Commit history
README.mdadded+46@@ -0,0 +1,46 @@+# TPS54340DDA++**Texas Instruments** · DC-DC Converters · SOP-8-EP++TPS54340DDA from Texas Instruments, in a SOP-8-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 | BOOT | passive | Bootstrap capacitor is required between BOOT and SW; if the capacitor voltage falls below the minimum needed to operate the high-side MOSFET, the output is switched off until the capacitor is refreshed (abs max 53 V, BOOT-SW 8 V). |+| 2 | VIN | power_in | Input supply voltage with 4.5 V to 42 V operating range (absolute maximum 45 V). |+| 3 | EN | input | Enable terminal with internal pull-up current source; pull below 1.2 V to disable, float to enable, or use two resistors to adjust input undervoltage lockout (abs max 8.4 V). |+| 4 | RT/CLK | input | Resistor timing and external clock input: a resistor to ground sets the switching frequency, or pulling above the PLL upper threshold makes it a high-impedance synchronization clock input (abs max 3.6 V). |+| 5 | FB | input | Inverting input of the transconductance (gm) error amplifier (abs max 3 V). |+| 6 | COMP | output | Error amplifier output and input to the output switch current (PWM) comparator; connect frequency compensation components to this terminal (abs max 3 V). |+| 7 | GND | power_in | Ground terminal. |+| 8 | SW | passive | Source of the internal high-side power MOSFET and switching node of the converter (abs max 45 V, -0.6 V min). |+| 9 | PowerPAD | power_in | Thermal pad (GND) must be electrically connected to the exposed pad on the printed circuit board for proper operation. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOP-8-EP |+| Category | Power Management (PMIC) |+| Pins | 9 |++## CAD (KiCad official)++- Symbol: `TPS54340DDA`+- Footprint: `Package_SO:SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.29x3mm`+- 3D model: SOP-8-EP (KiCad packages3D, STEP)+- 3D model files: `tps54340dda-etched.step` / `tps54340dda-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tps54340dda.step` / `tps54340dda.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/tps54340) (50 pp, sha256 `3725db41574a827f`, retrieved 2026-10-03, 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/tps54340dda-datasheet.pdf)
page.jsonadded+165@@ -0,0 +1,165 @@+{+ "slug": "tps54340dda",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments DC-DC Converters, SOP-8-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "tps54340dda",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "tps54340dda.kicad_sym",+ "tps54340dda.kicad_mod",+ "tps54340dda.glb",+ "tps54340dda.step",+ "tps54340dda.lbr",+ "docs/hero.png",+ "docs/tps54340dda-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "tps54340dda-hero.glb",+ "tps54340dda-hero.overlay.json"+ ],+ "component": {+ "mpn": "TPS54340DDA",+ "manufacturer": "Texas Instruments",+ "package": "SOP-8-EP",+ "pin_count": 9,+ "category": "Power Management (PMIC)",+ "subcategory": "DC-DC Converters",+ "datasheet": "https://www.ti.com/cn/lit/gpn/tps54340",+ "parts": {+ "symbol": "tps54340dda.kicad_sym",+ "footprint": "tps54340dda.kicad_mod",+ "model_3d": "tps54340dda-hero.glb",+ "model_3d_plain": "tps54340dda.glb",+ "model_3d_step": "tps54340dda-etched.step",+ "model_3d_step_plain": "tps54340dda.step",+ "lbr": "tps54340dda.lbr"+ },+ "distributor_links": {+ "lcsc": 544936,+ "digikey": "2156-TPS54340DDA-ND",+ "mouser": "595-TPS54340DDA"+ },+ "distributor_check": {+ "checked_at": "2026-10-03T01:33:31Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "2156-TPS54340DDA-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "595-TPS54340DDA",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "BOOT",+ "type": "passive",+ "description": "Bootstrap capacitor is required between BOOT and SW; if the capacitor voltage falls below the minimum needed to operate the high-side MOSFET, the output is switched off until the capacitor is refreshed (abs max 53 V, BOOT-SW 8 V)."+ },+ {+ "number": "2",+ "name": "VIN",+ "type": "power_in",+ "description": "Input supply voltage with 4.5 V to 42 V operating range (absolute maximum 45 V)."+ },+ {+ "number": "3",+ "name": "EN",+ "type": "input",+ "description": "Enable terminal with internal pull-up current source; pull below 1.2 V to disable, float to enable, or use two resistors to adjust input undervoltage lockout (abs max 8.4 V)."+ },+ {+ "number": "4",+ "name": "RT/CLK",+ "type": "input",+ "description": "Resistor timing and external clock input: a resistor to ground sets the switching frequency, or pulling above the PLL upper threshold makes it a high-impedance synchronization clock input (abs max 3.6 V)."+ },+ {+ "number": "5",+ "name": "FB",+ "type": "input",+ "description": "Inverting input of the transconductance (gm) error amplifier (abs max 3 V)."+ },+ {+ "number": "6",+ "name": "COMP",+ "type": "output",+ "description": "Error amplifier output and input to the output switch current (PWM) comparator; connect frequency compensation components to this terminal (abs max 3 V)."+ },+ {+ "number": "7",+ "name": "GND",+ "type": "power_in",+ "description": "Ground terminal."+ },+ {+ "number": "8",+ "name": "SW",+ "type": "passive",+ "description": "Source of the internal high-side power MOSFET and switching node of the converter (abs max 45 V, -0.6 V min)."+ },+ {+ "number": "9",+ "name": "PowerPAD",+ "type": "power_in",+ "description": "Thermal pad (GND) must be electrically connected to the exposed pad on the printed circuit board for proper operation."+ }+ ],+ "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": [+ "extractor flagged: Pin 8 (SW) is listed as input (I) in the pin configuration table on page 4, but the description clea"+ ],+ "pages_sent": 8,+ "cost_usd": 0.1076,+ "at": "2026-10-03T01:33:06"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/tps54340",+ "pages": 50,+ "sha256": "3725db41574a827f",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 9,+ "described": 9,+ "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]"+ }+}