component
LM2676S-ADJ
Public Made by Adomby adom
Texas Instruments DC-DC Converters, TO-263-7. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+45@@ -0,0 +1,45 @@+# LM2676S-ADJ++**Texas Instruments** · DC-DC Converters · TO-263-7++LM2676S-ADJ from Texas Instruments, in a TO-263-7. 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 | Switch_output | output | Internal high-side FET source pin and switching node; connect to inductor and external diode cathode. |+| 2 | Input | power_in | Power supply input pin; voltage range 8V to 40V, connect input bypass capacitor CIN as close as possible to this pin. |+| 3 | CB | input | Bootstrap capacitor connection pin; connect 100nF quality capacitor between this pin and Switch_output pin. |+| 4 | GND | power_in | Ground pin; connect to system ground and the ground pins of input and output capacitors, minimize trace distance to Input pin. |+| 5 | NC | unconnected | No connection pin. |+| 6 | FB | input | Feedback input pin; reference voltage 1.21V typical for ADJ version, connect to feedback divider midpoint to set output voltage. |+| 7 | ON/OFF | input | Enable control input; voltage above 1.4V enables regulator operation, voltage below 0.8V disables to 50µA standby mode. |+| 8 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | TO-263-7 |+| Category | Power Management (PMIC) |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `LM2676S-ADJ`+- Footprint: `Package_TO_SOT_SMD:TO-263-7_TabPin8`+- 3D model: TO-263-7 (KiCad packages3D, STEP)+- 3D model files: `lm2676s-adj-etched.step` / `lm2676s-adj-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lm2676s-adj.step` / `lm2676s-adj.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/lm2676) (40 pp, sha256 `e66be2b2a64d67e2`, retrieved 2026-10-06, 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/lm2676s-adj-datasheet.pdf)
page.jsonadded+161@@ -0,0 +1,161 @@+{+ "slug": "lm2676s-adj",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments DC-DC Converters, TO-263-7. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "lm2676s-adj",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "lm2676s-adj.kicad_sym",+ "lm2676s-adj.kicad_mod",+ "lm2676s-adj.glb",+ "lm2676s-adj.step",+ "lm2676s-adj.lbr",+ "docs/hero.png",+ "docs/lm2676s-adj-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "lm2676s-adj-hero.glb",+ "lm2676s-adj-hero.overlay.json"+ ],+ "component": {+ "mpn": "LM2676S-ADJ",+ "manufacturer": "Texas Instruments",+ "package": "TO-263-7",+ "pin_count": 8,+ "category": "Power Management (PMIC)",+ "subcategory": "DC-DC Converters",+ "datasheet": "https://www.ti.com/cn/lit/gpn/lm2676",+ "parts": {+ "symbol": "lm2676s-adj.kicad_sym",+ "footprint": "lm2676s-adj.kicad_mod",+ "model_3d": "lm2676s-adj-hero.glb",+ "model_3d_plain": "lm2676s-adj.glb",+ "model_3d_step": "lm2676s-adj-etched.step",+ "model_3d_step_plain": "lm2676s-adj.step",+ "lbr": "lm2676s-adj.lbr"+ },+ "distributor_links": {+ "lcsc": 2873135,+ "digikey": "LM2676S-ADJ-ND",+ "mouser": "926-LM2676S-ADJ"+ },+ "distributor_check": {+ "checked_at": "2026-10-06T04:22:19Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "LM2676S-ADJ-ND",+ "status": "found",+ "lifecycle": "Obsolete"+ },+ "mouser": {+ "pn": "926-LM2676S-ADJ",+ "status": "found",+ "lifecycle": "Obsolete"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "Switch_output",+ "type": "output",+ "description": "Internal high-side FET source pin and switching node; connect to inductor and external diode cathode."+ },+ {+ "number": "2",+ "name": "Input",+ "type": "power_in",+ "description": "Power supply input pin; voltage range 8V to 40V, connect input bypass capacitor CIN as close as possible to this pin."+ },+ {+ "number": "3",+ "name": "CB",+ "type": "input",+ "description": "Bootstrap capacitor connection pin; connect 100nF quality capacitor between this pin and Switch_output pin."+ },+ {+ "number": "4",+ "name": "GND",+ "type": "power_in",+ "description": "Ground pin; connect to system ground and the ground pins of input and output capacitors, minimize trace distance to Input pin."+ },+ {+ "number": "5",+ "name": "NC",+ "type": "unconnected",+ "description": "No connection pin."+ },+ {+ "number": "6",+ "name": "FB",+ "type": "input",+ "description": "Feedback input pin; reference voltage 1.21V typical for ADJ version, connect to feedback divider midpoint to set output voltage."+ },+ {+ "number": "7",+ "name": "ON/OFF",+ "type": "input",+ "description": "Enable control input; voltage above 1.4V enables regulator operation, voltage below 0.8V disables to 50µA standby mode."+ },+ {+ "number": "8",+ "name": "EP",+ "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 8 added from the footprint"+ ],+ "pages_sent": 19,+ "cost_usd": 0.1617,+ "at": "2026-10-06T04:22:04"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/lm2676",+ "pages": 40,+ "sha256": "e66be2b2a64d67e2",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 8,+ "described": 8,+ "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]"+ }+}