component
UC3844BD1013TR
Public Made by Adomby adom
STMicroelectronics DC-DC Converters, SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+116−8@@ -1,13 +1,126 @@ {+ "schema_version": 1,+ "type": "component", "slug": "uc3844bd1013tr",+ "title": "UC3844BD1013TR",+ "brief": "STMicroelectronics DC-DC Converters, SOIC-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "STMicroelectronics DC-DC Converters, SOIC-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "pmic", "uc3844bd1013tr" ],+ "component": {+ "mpn": "UC3844BD1013TR",+ "manufacturer": "STMicroelectronics",+ "package": "SOIC-8",+ "pin_count": 8,+ "category": "PMIC",+ "subcategory": "DC-DC Converters",+ "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/1a1bd2e5382f4d2aa706c04b7a974627.pdf",+ "parts": {+ "symbol": "uc3844bd1013tr.kicad_sym",+ "footprint": "uc3844bd1013tr.kicad_mod",+ "model_3d": "uc3844bd1013tr.glb",+ "model_3d_step": "uc3844bd1013tr.step",+ "lbr": "uc3844bd1013tr.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "COMP",+ "type": "output",+ "description": "Error Amplifier output, made available for loop compensation. Typical output swing 0.8V (low) to 6.2V (high) with a 15k load to ground; capable of ~1mA source and up to 12mA sink."+ },+ {+ "number": "2",+ "name": "VFB",+ "type": "input",+ "description": "Inverting input of the Error Amplifier. Normally connected to the switching power supply output through a resistor divider; internal reference at 2.5V. Input bias current typically -0.1uA."+ },+ {+ "number": "3",+ "name": "ISENSE",+ "type": "input",+ "description": "Current sense input. A voltage proportional to inductor current is applied to this pin; the PWM comparator terminates output switch conduction when this voltage reaches ~1V. Peak current is set by Is_max = 1.0V / Rs."+ },+ {+ "number": "4",+ "name": "RT/CT",+ "type": "passive",+ "description": "Oscillator timing pin. Frequency and maximum duty cycle are programmed by connecting timing resistor RT to VREF and timing capacitor CT to ground. Operation up to 500kHz is possible."+ },+ {+ "number": "5",+ "name": "GROUND",+ "type": "power_in",+ "description": "Combined control circuitry and power ground return. All voltages are referenced to this pin."+ },+ {+ "number": "6",+ "name": "OUTPUT",+ "type": "output",+ "description": "Totem-pole gate-drive output for the external power MOSFET. Peak sourcing and sinking currents up to 1A; low in the off-state and during UVLO. Typical rise/fall time 50ns into 1nF load."+ },+ {+ "number": "7",+ "name": "VCC",+ "type": "power_in",+ "description": "Positive supply of the control IC (Vi). UVLO turn-on at 16V typ, turn-off at 10V typ (UC3844B). Absolute max 30V (self-limiting Zener at ~36V). Start-up current <0.5mA; operating current ~12mA typ."+ },+ {+ "number": "8",+ "name": "VREF",+ "type": "power_out",+ "description": "Internally trimmed 5.0V reference output (4.90 to 5.10V). Provides charging current for CT through RT; capable of supplying up to 50mA to external circuitry. Short-circuit current typically -100mA."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://datasheet.lcsc.com/datasheet/pdf/1a1bd2e5382f4d2aa706c04b7a974627.pdf",+ "pages": 15,+ "sha256": "fc57b1768120cd82",+ "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": "STMicroelectronics",+ "Package": "SOIC-8",+ "Category": "PMIC",+ "Pins": "8"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "uc3844bd1013tr"+ ],+ "discovery_pitch": "UC3844BD1013TR (STMicroelectronics) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +138,5 @@ "docs/uc3844bd1013tr-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }