component
DK1203
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Shenzhen DongKe Semicon AC-DC Controllers And Regulators, DIP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+45@@ -0,0 +1,45 @@+# DK1203++**Shenzhen DongKe Semicon** · AC-DC Controllers And Regulators · DIP-8++DK1203 from Shenzhen DongKe Semicon, in a DIP-8. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | OB | input | Startup pin with internal startup circuit connected to high-voltage OC pins; leave unconnected in typical application. |+| 2 | VCC | power_in | Power supply pin; externally connect 10µF~100µF storage capacitor to ground. |+| 3 | GND | power_in | Ground pin. |+| 4 | NC | unconnected | Empty pin with no internal electrical connection. |+| 5 | FB | input | Feedback control pin; connect 1nF~10nF capacitor to ground; photo-coupler controls output to ground. |+| 6 | NC | unconnected | Empty pin with no internal electrical connection. |+| 7 | OC | output | Output pin connected to internal high-voltage power transistor; externally connected to switching transformer; high-voltage up to 600V+. |+| 8 | OC | output | Output pin connected to internal high-voltage power transistor; externally connected to switching transformer; high-voltage up to 600V+. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Shenzhen DongKe Semicon |+| Package | DIP-8 |+| Category | Power Management (PMIC) |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `DK1203`+- Footprint: `Package_DIP:DIP-8_W7.62mm`+- 3D model: DIP-8 (KiCad packages3D, STEP)+- 3D model files: `dk1203-etched.step` / `dk1203-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `dk1203.step` / `dk1203.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Shenzhen DongKe Semicon datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588917982243770368) (6 pp, sha256 `b198fd6636a5c268`, retrieved 2026-09-21, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-4-6` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/dk1203-datasheet.pdf)
page.jsonadded+141@@ -0,0 +1,141 @@+{+ "slug": "dk1203",+ "version": "0.1.0",+ "type": "component",+ "description": "Shenzhen DongKe Semicon AC-DC Controllers And Regulators, DIP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "dk1203",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "dk1203.kicad_sym",+ "dk1203.kicad_mod",+ "dk1203.glb",+ "dk1203.step",+ "dk1203.lbr",+ "docs/hero.png",+ "docs/dk1203-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "DK1203",+ "manufacturer": "Shenzhen DongKe Semicon",+ "package": "DIP-8",+ "pin_count": 8,+ "category": "Power Management (PMIC)",+ "subcategory": "AC-DC Controllers And Regulators",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588917982243770368",+ "parts": {+ "symbol": "dk1203.kicad_sym",+ "footprint": "dk1203.kicad_mod",+ "model_3d": "dk1203-etched.glb",+ "model_3d_plain": "dk1203.glb",+ "model_3d_step": "dk1203-etched.step",+ "model_3d_step_plain": "dk1203.step",+ "lbr": "dk1203.lbr"+ },+ "distributor_links": {+ "lcsc": "C78753"+ },+ "pins": [+ {+ "number": "1",+ "name": "OB",+ "type": "input",+ "description": "Startup pin with internal startup circuit connected to high-voltage OC pins; leave unconnected in typical application."+ },+ {+ "number": "2",+ "name": "VCC",+ "type": "power_in",+ "description": "Power supply pin; externally connect 10µF~100µF storage capacitor to ground."+ },+ {+ "number": "3",+ "name": "GND",+ "type": "power_in",+ "description": "Ground pin."+ },+ {+ "number": "4",+ "name": "NC",+ "type": "unconnected",+ "description": "Empty pin with no internal electrical connection."+ },+ {+ "number": "5",+ "name": "FB",+ "type": "input",+ "description": "Feedback control pin; connect 1nF~10nF capacitor to ground; photo-coupler controls output to ground."+ },+ {+ "number": "6",+ "name": "NC",+ "type": "unconnected",+ "description": "Empty pin with no internal electrical connection."+ },+ {+ "number": "7",+ "name": "OC",+ "type": "output",+ "description": "Output pin connected to internal high-voltage power transistor; externally connected to switching transformer; high-voltage up to 600V+."+ },+ {+ "number": "8",+ "name": "OC",+ "type": "output",+ "description": "Output pin connected to internal high-voltage power transistor; externally connected to switching transformer; high-voltage up to 600V+."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.2",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.2",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-4-6",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [],+ "pages_sent": 6,+ "cost_usd": 0.145,+ "at": "2026-09-21T16:16:48"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588917982243770368",+ "pages": 6,+ "sha256": "b198fd6636a5c268",+ "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"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}