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DK912
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Shenzhen DongKe Semicon AC-DC Controllers and Regulators, SOP-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": "dk912",+ "title": "DK912",+ "brief": "Shenzhen DongKe Semicon AC-DC Controllers and Regulators, SOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "Shenzhen DongKe Semicon AC-DC Controllers and Regulators, SOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "pmic", "dk912" ],+ "component": {+ "mpn": "DK912",+ "manufacturer": "Shenzhen DongKe Semicon",+ "package": "SOP-8",+ "pin_count": 8,+ "category": "PMIC",+ "subcategory": "AC-DC Controllers and Regulators",+ "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2205271600_Shenzhen-DongKe-Semicon-DK912_C3010422.pdf",+ "parts": {+ "symbol": "dk912.kicad_sym",+ "footprint": "dk912.kicad_mod",+ "model_3d": "dk912.glb",+ "model_3d_step": "dk912.step",+ "lbr": "dk912.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "HV",+ "type": "power_in",+ "description": "High-voltage startup pin. Connects through an external ~2.2 M\u03a9 resistor to the OC pins (7,8) to supply the internal high-voltage startup current source that charges the VDD storage capacitor."+ },+ {+ "number": "2",+ "name": "IS",+ "type": "input",+ "description": "Peak current sense / limit setting pin. An external resistor Ris from IS to GND sets the maximum peak current: Ipmax = 400 mV / Ris (typical 660 mA). IS max turn-on threshold 360-440 mV; min 80-120 mV."+ },+ {+ "number": "3",+ "name": "FB",+ "type": "input",+ "description": "Primary-side feedback input. Senses the reflected VOR voltage from the primary (or auxiliary) winding via an external resistor divider to regulate output voltage/current against the internal 2.5 V reference. Short-circuit threshold ~1.3 V, open-load protection ~3.7 V."+ },+ {+ "number": "4",+ "name": "VDD",+ "type": "power_in",+ "description": "Chip positive supply. Requires an external 10 \u00b5F-47 \u00b5F capacitor to GND. Typical operating voltage 4.7 V (range 4-6 V); startup ~4.7 V; restart ~3.6 V; OVP ~6.2 V. Self-supply technology holds VDD near 4.7 V without an auxiliary winding."+ },+ {+ "number": "5",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference for the controller and internal power MOSFET source. Pins 5 and 6 are internally common and both must be connected to system ground."+ },+ {+ "number": "6",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference for the controller and internal power MOSFET source. Pins 5 and 6 are internally common and both must be connected to system ground."+ },+ {+ "number": "7",+ "name": "OC",+ "type": "power_out",+ "description": "Drain of the internal 700 V high-voltage power MOSFET. Connects to the flyback transformer primary winding. Pins 7 and 8 are internally tied together; power MOSFET withstand voltage 700 V, peak current 700 mA."+ },+ {+ "number": "8",+ "name": "OC",+ "type": "power_out",+ "description": "Drain of the internal 700 V high-voltage power MOSFET. Connects to the flyback transformer primary winding. Pins 7 and 8 are internally tied together; power MOSFET withstand voltage 700 V, peak current 700 mA."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2205271600_Shenzhen-DongKe-Semicon-DK912_C3010422.pdf",+ "pages": 9,+ "sha256": "b6f27ef42f4a4f78",+ "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": "Shenzhen DongKe Semicon",+ "Package": "SOP-8",+ "Category": "PMIC",+ "Pins": "8"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "dk912"+ ],+ "discovery_pitch": "DK912 (Shenzhen DongKe Semicon) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +138,5 @@ "docs/dk912-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }