component
TL494IDR
Public Made by Adomby adom
Texas Instruments DC-DC Converters, SOIC-16. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+164−8@@ -1,13 +1,174 @@ {+ "schema_version": 1,+ "type": "component", "slug": "tl494idr",+ "title": "TL494IDR",+ "brief": "Texas Instruments DC-DC Converters, SOIC-16. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "Texas Instruments DC-DC Converters, SOIC-16. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "pmic", "tl494idr" ],+ "component": {+ "mpn": "TL494IDR",+ "manufacturer": "Texas Instruments",+ "package": "SOIC-16",+ "pin_count": 16,+ "category": "PMIC",+ "subcategory": "DC-DC Converters",+ "datasheet": "https://www.ti.com/lit/ds/symlink/tl494.pdf",+ "parts": {+ "symbol": "tl494idr.kicad_sym",+ "footprint": "tl494idr.kicad_mod",+ "model_3d": "tl494idr.glb",+ "model_3d_step": "tl494idr.step",+ "lbr": "tl494idr.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "1IN+",+ "type": "input",+ "description": "Noninverting input to error amplifier 1. Common-mode input range \u22120.3 V to VCC \u2212 2 V."+ },+ {+ "number": "2",+ "name": "1IN-",+ "type": "input",+ "description": "Inverting input to error amplifier 1. Common-mode input range \u22120.3 V to VCC \u2212 2 V."+ },+ {+ "number": "3",+ "name": "FEEDBACK",+ "type": "input",+ "description": "Feedback / PWM-comparator input. Zero-duty-cycle input threshold \u22484 V; sinks 0.3-0.7 mA at 0.7 V. Ties together error-amp outputs and PWM comparator input."+ },+ {+ "number": "4",+ "name": "DTC",+ "type": "input",+ "description": "Dead-time control comparator input. Programs the minimum guaranteed off-time between output pulses; 0 V gives ~45% max duty per output, ~3.3 V forces zero duty. Input bias current up to \u221210 \u03bcA (0 to 5.25 V)."+ },+ {+ "number": "5",+ "name": "CT",+ "type": "passive",+ "description": "Oscillator timing capacitor terminal. CT ties from this pin to GND; recommended 0.47 nF to 10 \u03bcF. Sets oscillator frequency together with RT (fosc \u2248 1.1/(RT\u00b7CT))."+ },+ {+ "number": "6",+ "name": "RT",+ "type": "passive",+ "description": "Oscillator timing resistor terminal. RT ties from this pin to GND; recommended 1.8 k\u03a9 to 500 k\u03a9. Sets oscillator charge current with CT for fosc = 1 kHz-300 kHz."+ },+ {+ "number": "7",+ "name": "GND",+ "type": "power_in",+ "description": "Device ground (0 V reference for all internal circuitry)."+ },+ {+ "number": "8",+ "name": "C1",+ "type": "output",+ "description": "Collector of uncommitted NPN output transistor 1. Sinks/sources up to 200 mA per transistor; VCEO(max) 41 V. Wire as common-emitter (output to VCC via load, E1 to GND) or emitter-follower depending on OUTPUT CTRL setting."+ },+ {+ "number": "9",+ "name": "E1",+ "type": "output",+ "description": "Emitter of uncommitted NPN output transistor 1. Handles 200 mA source in emitter-follower configuration or ties to GND for common-emitter drive."+ },+ {+ "number": "10",+ "name": "E2",+ "type": "output",+ "description": "Emitter of uncommitted NPN output transistor 2. 200-mA capable; wired analogously to E1 for single-ended or push-pull drive."+ },+ {+ "number": "11",+ "name": "C2",+ "type": "output",+ "description": "Collector of uncommitted NPN output transistor 2. Sinks/sources up to 200 mA; VCEO(max) 41 V. Complements C1 in push-pull operation."+ },+ {+ "number": "12",+ "name": "VCC",+ "type": "power_in",+ "description": "Positive supply. Recommended operating range 7 V to 40 V (absolute max 41 V). Typical standby current 6 mA at VCC = 15 V."+ },+ {+ "number": "13",+ "name": "OUTPUT CTRL",+ "type": "input",+ "description": "Output configuration select. Tie to GND for parallel single-ended output (both transistors switch in phase); tie to REF (pin 14) for push-pull operation with the internal flip-flop steering alternating pulses to C1/E1 and C2/E2."+ },+ {+ "number": "14",+ "name": "REF",+ "type": "power_out",+ "description": "Internal 5-V \u00b15% precision reference output (4.75-5.25 V at IO = 1 mA). Source up to 10 mA to external circuitry; short-circuit current \u224825 mA. Commonly used to bias OUTPUT CTRL and error-amp dividers."+ },+ {+ "number": "15",+ "name": "2IN-",+ "type": "input",+ "description": "Inverting input to error amplifier 2. Common-mode input range \u22120.3 V to VCC \u2212 2 V."+ },+ {+ "number": "16",+ "name": "2IN+",+ "type": "input",+ "description": "Noninverting input to error amplifier 2. Common-mode input range \u22120.3 V to VCC \u2212 2 V."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://www.ti.com/lit/ds/symlink/tl494.pdf",+ "pages": 35,+ "sha256": "62ece39ba0620383",+ "source_tier": "mfr"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 16,+ "described": 16,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "metadata": {+ "specs": {+ "Manufacturer": "Texas Instruments",+ "Package": "SOIC-16",+ "Category": "PMIC",+ "Pins": "16"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "tl494idr"+ ],+ "discovery_pitch": "TL494IDR (Texas Instruments) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +186,5 @@ "docs/tl494idr-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }