component
TL2843BD-8
Public Made by Adomby adom
Texas Instruments AC-DC Controllers And Regulators, SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
← Commit history
page.json+126−8@@ -1,13 +1,136 @@ {+ "schema_version": 1,+ "type": "component", "slug": "tl2843bd-8",+ "title": "TL2843BD-8",+ "brief": "Texas Instruments AC-DC Controllers And Regulators, SOIC-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "Texas Instruments AC-DC Controllers And Regulators, SOIC-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "power management (pmic)", "tl2843bd-8" ],+ "component": {+ "mpn": "TL2843BD-8",+ "manufacturer": "Texas Instruments",+ "package": "SOIC-8",+ "pin_count": 8,+ "category": "Power Management (PMIC)",+ "subcategory": "AC-DC Controllers And Regulators",+ "datasheet": "https://www.ti.com/lit/ds/symlink/tl2843b.pdf",+ "parts": {+ "symbol": "tl2843bd-8.kicad_sym",+ "footprint": "tl2843bd-8.kicad_mod",+ "model_3d": "tl2843bd-8.glb",+ "model_3d_step": "tl2843bd-8.step",+ "lbr": "tl2843bd-8.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "COMP",+ "type": "output",+ "description": "Error amplifier output / compensation node. Used to close the voltage feedback loop by connecting a compensation network (typically an RC network) between this pin and VFB. Internally clamped to set the peak current-sense threshold."+ },+ {+ "number": "2",+ "name": "VFB",+ "type": "input",+ "description": "Inverting input of the internal error amplifier. Feedback voltage from the converter output is divided down and applied here; the amplifier compares it against the internal 2.5 V reference to regulate the output."+ },+ {+ "number": "3",+ "name": "ISENSE",+ "type": "input",+ "description": "Current-sense input. A voltage proportional to the primary switch current (developed across a sense resistor) is applied here. The internal PWM comparator terminates the output pulse when this pin reaches ~1 V, providing cycle-by-cycle current limiting."+ },+ {+ "number": "4",+ "name": "RT/CT",+ "type": "passive",+ "description": "Oscillator timing pin. An external resistor to VREF and capacitor to GND set the oscillator frequency (fOSC \u2248 1.72 / (RT\u00b7CT)). Also sets the maximum duty cycle via the discharge current."+ },+ {+ "number": "5",+ "name": "GND",+ "type": "power_in",+ "description": "Signal and power ground return. All internal circuitry is referenced to this pin; connect to system ground with a low-inductance path."+ },+ {+ "number": "6",+ "name": "OUT",+ "type": "output",+ "description": "High-current totem-pole gate-drive output. Directly drives the gate of an external power MOSFET; typical peak source/sink current of \u00b11 A. Output swings from GND to VCC."+ },+ {+ "number": "7",+ "name": "VCC",+ "type": "power_in",+ "description": "Positive supply input for the controller and output stage. UVLO thresholds are 16 V (turn-on) / 10 V (turn-off) for the '-8' variant. Absolute maximum 30 V; bypass with a low-ESR capacitor close to the pin."+ },+ {+ "number": "8",+ "name": "VREF",+ "type": "power_out",+ "description": "Buffered 5 V \u00b12% reference output. Capable of sourcing up to ~50 mA for external circuitry and for programming the oscillator via RT. Requires a bypass capacitor (typ. 0.1 \u00b5F) to GND for stability."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://www.ti.com/lit/ds/symlink/tl2843b.pdf",+ "pages": null,+ "sha256": "42e42dc7a6e780d9",+ "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"+ }+ },+ "metadata": {+ "specs": {+ "Manufacturer": "Texas Instruments",+ "Package": "SOIC-8",+ "Category": "Power Management (PMIC)",+ "Pins": "8"+ }+ },+ "variants": [+ {+ "mpn": "TL2843BD-8D",+ "kind": "packaging"+ },+ {+ "mpn": "TL2843BD-8DR",+ "kind": "packaging"+ }+ ],+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "tl2843bd-8"+ ],+ "discovery_pitch": "TL2843BD-8 (Texas Instruments) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +148,5 @@ "docs/tl2843bd-8-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }