component
UC3842BD1R2G
Public Made by Adomby adom
onsemi AC-DC Controllers and Regulators, 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": "uc3842bd1r2g",+ "title": "UC3842BD1R2G",+ "brief": "onsemi AC-DC Controllers and Regulators, SOIC-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "onsemi AC-DC Controllers and Regulators, SOIC-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "pmic", "uc3842bd1r2g" ],+ "component": {+ "mpn": "UC3842BD1R2G",+ "manufacturer": "onsemi",+ "package": "SOIC-8",+ "pin_count": 8,+ "category": "PMIC",+ "subcategory": "AC-DC Controllers and Regulators",+ "datasheet": "https://www.onsemi.com/pdf/datasheet/uc3842bd1r2-d.pdf",+ "parts": {+ "symbol": "uc3842bd1r2g.kicad_sym",+ "footprint": "uc3842bd1r2g.kicad_mod",+ "model_3d": "uc3842bd1r2g.glb",+ "model_3d_step": "uc3842bd1r2g.step",+ "lbr": "uc3842bd1r2g.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "Compensation",+ "type": "output",+ "description": "Error amplifier output made available for loop compensation. External compensation network is tied between this pin and the Voltage Feedback input (pin 2)."+ },+ {+ "number": "2",+ "name": "Voltage Feedback",+ "type": "input",+ "description": "Inverting input of the error amplifier. Normally connected to the switching power supply output through a resistor divider; nominal reference at this node is 2.5 V."+ },+ {+ "number": "3",+ "name": "Current Sense",+ "type": "input",+ "description": "Non-inverting input of the current-sense comparator. A voltage proportional to inductor/switch current is applied here; peak current-sense threshold is typically 1.0 V (max) for cycle-by-cycle limiting."+ },+ {+ "number": "4",+ "name": "RT/CT",+ "type": "passive",+ "description": "Oscillator timing pin. An external resistor to Vref and a capacitor to ground set the oscillator frequency and maximum output duty cycle. Guaranteed oscillator frequency up to 250 kHz; operational to 500 kHz."+ },+ {+ "number": "5",+ "name": "GND",+ "type": "power_in",+ "description": "Device ground and return for both control-signal and high-current output-driver return paths (single-ground SOIC-8 / PDIP-8 variant)."+ },+ {+ "number": "6",+ "name": "Output",+ "type": "output",+ "description": "High-current totem-pole PWM gate-drive output for directly driving a power MOSFET. Rated 1.0 A source/sink; typical rise/fall times of 50 ns into 1.0 nF."+ },+ {+ "number": "7",+ "name": "VCC",+ "type": "power_in",+ "description": "Positive supply voltage for control logic and output driver. UC3842B UVLO turn-on at 16 V (typ) and turn-off at 10 V (typ); maximum rating 30 V. Internal 36 V zener clamp (ICC = 25 mA)."+ },+ {+ "number": "8",+ "name": "Vref",+ "type": "power_out",+ "description": "Trimmed and temperature-compensated 5.0 V reference output. Typically capable of sourcing 20 mA to external circuitry and provides the pull-up for the RT/CT oscillator resistor. Short-circuit current limited to approximately 85 mA (typ)."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://www.onsemi.com/pdf/datasheet/uc3842bd1r2-d.pdf",+ "pages": 22,+ "sha256": "581ae31fbd1f3e07",+ "source_tier": "mfr"+ },+ "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": "onsemi",+ "Package": "SOIC-8",+ "Category": "PMIC",+ "Pins": "8"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "uc3842bd1r2g"+ ],+ "discovery_pitch": "UC3842BD1R2G (onsemi) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +138,5 @@ "docs/uc3842bd1r2g-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }