component

CJ7808B-TCN-ATG

Public Made by Adom

by adom

Changjing Linear Voltage Regulators (LDO), TO-220F. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

componentpower managementcj7808b-tcn-atgfactory-2.0.0extractor-text

Verified CJ7808B-TCN-ATG

by Ray · last 12 Nov 2026 · 1 record · files match
SymbolFootprint3D modelPins

Verification log 1 record

12 Nov 2026RayPublished by the parts factory: tier lcsc, 3 pinsfiles match
SymbolFootprint3D modelPinsfor all variants
  • ✓component-page-verify: PASS
  • ✓cad_props: Datasheet, MPN and distributor properties match page.json
  • ✓component: CJ7808B-TCN-ATG · TO-220F · 3 pins
  • ✓copper: 3 copper pads, none touching another net
  • ✓datasheet: all 3 pin names found in the 33-page datasheet
  • •distributor (warn): no ['digikey', 'mouser'] number
  • ✓family: TO-220F-3_Vertical
  • ✓files: 6 declared files present
  • ✓hero: docs/hero.png 4000x2500
  • ✓lbr: OK: /tmp/cpv-wjuqb4jb/x.lbr is a valid EAGLE .lbr with complete deviceset
  • ✓license: CC-BY-SA-4.0
  • ✓models_3d: 1 records
  • ✓package_fit: thickness within the datasheet's package drawing (vertical TO package); standing height not judged: the drawing read gives no overall height (H, H1 or L) (datasheet p.25)
  • ✓pads: 3 pins = 3 pads
  • ✓pose: 1 STEP(s) Z-up, seated, centred
  • ✓symbol: 3 pins agree
  • ✓symbol_text: no pin names collide
  • ✓viewers: viewers/footprint.html 16 kB, viewers/symbol.html 7 kB
  • ✓visibility: public, source open
Evidencedatasheet
Verified files✓ cj7808b-tcn-atg.kicad_sym✓ cj7808b-tcn-atg.kicad_mod✓ cj7808b-tcn-atg.step
Spot something wrong? Report it as an issue Propose a fix Records are signed by members of adom.
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← Commit history

cj7808b-tcn-atg: factory component page (tier=lcsc)

Ray ·067375e4f0 · ·parent c63c5e8
1 file changed +272−27
page.json+272−27
page.json+272−27
@@ -1,8 +1,11 @@ {+  "schema_version": 1,+  "type": "component",   "slug": "cj7808b-tcn-atg",+  "title": "CJ7808B-TCN-ATG",+  "brief": "Changjing Linear Voltage Regulators (LDO), TO-220F. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",   "version": "0.1.0",-  "type": "component",-  "description": "Changjing Linear Voltage Regulators (LDO), TO-220F. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+  "license": "CC-BY-SA-4.0",   "tags": [     "component",     "power management",@@ -10,26 +13,6 @@     "factory-2.0.0",     "extractor-text"   ],-  "dependencies": {},-  "hero": {-    "type": "image",-    "path": "docs/hero.png"-  },-  "files": [-    "page.json",-    "README.md",-    "cj7808b-tcn-atg.kicad_sym",-    "cj7808b-tcn-atg.kicad_mod",-    "cj7808b-tcn-atg.glb",-    "cj7808b-tcn-atg.step",-    "cj7808b-tcn-atg.lbr",-    "docs/hero.png",-    "docs/cj7808b-tcn-atg-datasheet.pdf",-    "viewers/symbol.html",-    "viewers/footprint.html",-    "cj7808b-tcn-atg-hero.glb",-    "cj7808b-tcn-atg-hero.overlay.json"-  ],   "component": {     "mpn": "CJ7808B-TCN-ATG",     "manufacturer": "Changjing",@@ -171,9 +154,271 @@       }     }   },-  "visibility": "private",-  "org": "adom",+  "metadata": {+    "specs": {+      "Manufacturer": "Changjing",+      "Package": "TO-220F",+      "Category": "Power Management",+      "Pins": "3"+    },+    "characteristics": {+      "version": 1,+      "source": "datasheet",+      "datasheet_sha256": "2bf7e0142c58a2c88a01a5d74c1c901610d4be43d3b1c51c9f7df243e6a27d8b",+      "rows": [+        {+          "name": "Output voltage (±2% grade, TJ = 25°C)",+          "symbol": "VOUT",+          "kind": "electrical",+          "unit": "V",+          "min": 7.84,+          "typ": 8,+          "max": 8.16,+          "conditions": "TJ = 25°C, ±2% grade",+          "source_page": 12,+          "source": "datasheet"+        },+        {+          "name": "Output voltage (over line, load and temperature)",+          "symbol": "VOUT",+          "kind": "electrical",+          "unit": "V",+          "min": 7.7,+          "typ": 8,+          "max": 8.3,+          "conditions": "IOUT = 5mA to 1A, VIN = 10.6V to 23V, TJ = -40 to 125°C, PD ≤ 15W",+          "source_page": 12,+          "source": "datasheet"+        },+        {+          "name": "Line regulation",+          "symbol": "ΔVRLINE",+          "kind": "electrical",+          "unit": "mV",+          "min": null,+          "typ": 25,+          "max": 75,+          "conditions": "VIN = 10.6 to 23V, IOUT = 500mA",+          "source_page": 12,+          "source": "datasheet"+        },+        {+          "name": "Load regulation",+          "symbol": "ΔVRLOAD",+          "kind": "electrical",+          "unit": "mV",+          "min": null,+          "typ": 25,+          "max": 75,+          "conditions": "VIN = 14V, IOUT = 5mA to 1A",+          "source_page": 12,+          "source": "datasheet"+        },+        {+          "name": "Quiescent current",+          "symbol": "IQ",+          "kind": "electrical",+          "unit": "mA",+          "min": null,+          "typ": 3.2,+          "max": 6,+          "conditions": "VIN = 14V, TJ = -40 to 125°C, IOUT = 0mA",+          "source_page": 12,+          "source": "datasheet"+        },+        {+          "name": "Quiescent current change (load)",+          "symbol": "ΔIQ",+          "kind": "electrical",+          "unit": "mA",+          "min": null,+          "typ": 0.1,+          "max": 0.8,+          "conditions": "VIN = 14V, IOUT = 5mA to 1A",+          "source_page": 12,+          "source": "datasheet"+        },+        {+          "name": "Quiescent current change (line)",+          "symbol": "ΔIQ",+          "kind": "electrical",+          "unit": "mA",+          "min": null,+          "typ": 0.3,+          "max": 0.8,+          "conditions": "VIN = 10.6 to 23V, IOUT = 500mA",+          "source_page": 12,+          "source": "datasheet"+        },+        {+          "name": "Short circuit current",+          "symbol": "ISC",+          "kind": "electrical",+          "unit": "mA",+          "min": 200,+          "typ": null,+          "max": null,+          "conditions": "VIN = 35V, TA = 25°C",+          "source_page": 12,+          "source": "datasheet"+        },+        {+          "name": "Input voltage range (CJ7808B)",+          "symbol": "VIN",+          "kind": "recommended_operating",+          "unit": "V",+          "min": null,+          "typ": null,+          "max": 28,+          "conditions": "",+          "source_page": 8,+          "source": "datasheet"+        },+        {+          "name": "Operating junction temperature",+          "symbol": "TJ",+          "kind": "recommended_operating",+          "unit": "°C",+          "min": -40,+          "typ": null,+          "max": 125,+          "conditions": "",+          "source_page": 8,+          "source": "datasheet"+        },+        {+          "name": "Maximum input voltage range",+          "symbol": "VIN MAX",+          "kind": "absolute_maximum",+          "unit": "V",+          "min": null,+          "typ": null,+          "max": 36,+          "conditions": "All voltages with respect to network ground terminal",+          "source_page": 8,+          "source": "datasheet"+        },+        {+          "name": "Maximum output current",+          "symbol": "IOUT MAX",+          "kind": "absolute_maximum",+          "unit": "A",+          "min": null,+          "typ": null,+          "max": 1,+          "conditions": "",+          "source_page": 8,+          "source": "datasheet"+        },+        {+          "name": "Maximum junction temperature",+          "symbol": "TJ Max",+          "kind": "absolute_maximum",+          "unit": "°C",+          "min": null,+          "typ": null,+          "max": 150,+          "conditions": "",+          "source_page": 8,+          "source": "datasheet"+        },+        {+          "name": "Storage temperature",+          "symbol": "Tstg",+          "kind": "absolute_maximum",+          "unit": "°C",+          "min": -65,+          "typ": null,+          "max": 150,+          "conditions": "",+          "source_page": 8,+          "source": "datasheet"+        },+        {+          "name": "Soldering temperature",+          "symbol": "Tsolder",+          "kind": "absolute_maximum",+          "unit": "°C",+          "min": null,+          "typ": null,+          "max": 260,+          "conditions": "10s",+          "source_page": 8,+          "source": "datasheet"+        },+        {+          "name": "Junction-to-ambient thermal resistance (TO-220F)",+          "symbol": "RθJA",+          "kind": "thermal",+          "unit": "°C/W",+          "min": null,+          "typ": 66.4,+          "max": null,+          "conditions": "TA = 25°C, still air, PCB soldered without extra heat dissipation pads",+          "source_page": 9,+          "source": "datasheet"+        },+        {+          "name": "Junction-to-case thermal resistance (TO-220F)",+          "symbol": "RθJC",+          "kind": "thermal",+          "unit": "°C/W",+          "min": null,+          "typ": 6.2,+          "max": null,+          "conditions": "TO-220F",+          "source_page": 9,+          "source": "datasheet"+        },+        {+          "name": "Reference maximum power dissipation for continuous operation (TO-220F)",+          "symbol": "PD Ref",+          "kind": "thermal",+          "unit": "W",+          "min": null,+          "typ": 1.51,+          "max": null,+          "conditions": "TA = 25°C, still air, PCB soldered without extra heat dissipation pads",+          "source_page": 9,+          "source": "datasheet"+        }+      ]+    }+  },+  "variants": [],+  "sections": [+    "hero",+    "viewers",+    "readme",+    "breadcrumbs",+    "info"+  ],+  "discovery_triggers": [+    "cj7808b-tcn-atg"+  ],+  "discovery_pitch": "CJ7808B-TCN-ATG (Changjing) component page: datasheet pinout, KiCad symbol, footprint and 3D.",   "author": {-    "name": "Ray"-  }-}\ No newline at end of file+    "name": "Ray",+    "email": "[email protected]"+  },+  "dependencies": {},+  "hero": {+    "type": "image",+    "path": "docs/hero.png"+  },+  "files": [+    "page.json",+    "README.md",+    "cj7808b-tcn-atg.kicad_sym",+    "cj7808b-tcn-atg.kicad_mod",+    "cj7808b-tcn-atg.glb",+    "cj7808b-tcn-atg.step",+    "cj7808b-tcn-atg.lbr",+    "docs/hero.png",+    "docs/cj7808b-tcn-atg-datasheet.pdf",+    "viewers/symbol.html",+    "viewers/footprint.html",+    "cj7808b-tcn-atg-hero.glb",+    "cj7808b-tcn-atg-hero.overlay.json"+  ]+}