component
1N4744ATR
Public Made by Adomby adom
onsemi Zener Diodes, DO-41. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
← Commit history
page.json+223−27@@ -1,8 +1,11 @@ {+ "schema_version": 1,+ "type": "component", "slug": "1n4744atr",+ "title": "1N4744ATR",+ "brief": "onsemi Zener Diodes, DO-41. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "onsemi Zener Diodes, DO-41. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "diodes",@@ -10,26 +13,6 @@ "factory-2.0.0", "extractor-text" ],- "dependencies": {},- "hero": {- "type": "image",- "path": "docs/hero.png"- },- "files": [- "page.json",- "README.md",- "1n4744atr.kicad_sym",- "1n4744atr.kicad_mod",- "1n4744atr.glb",- "1n4744atr.step",- "1n4744atr.lbr",- "docs/hero.png",- "docs/1n4744atr-datasheet.pdf",- "viewers/symbol.html",- "viewers/footprint.html",- "1n4744atr-hero.glb",- "1n4744atr-hero.overlay.json"- ], "component": { "mpn": "1N4744ATR", "manufacturer": "onsemi",@@ -127,7 +110,7 @@ 5.71 ], "zmin_mm": -2.5,- "centre_offset_mm": 0,+ "centre_offset_mm": 0.0, "footprint_binding": "identity", "sha256": "c3e23d4b276811b74eecb329bd4480209ad3dbc8cf6e6e3f2a5b542c5ca343c1", "checked": "2026-10-22",@@ -135,10 +118,223 @@ } ] },- "visibility": "public",- "org": "adom",+ "metadata": {+ "specs": {+ "Manufacturer": "onsemi",+ "Package": "DO-41",+ "Category": "Diodes",+ "Pins": "2"+ },+ "characteristics": {+ "version": 1,+ "source": "datasheet",+ "datasheet_sha256": "7bbd9a9221a814f6074cff370edac6bbe9d16300768aa63277ea9885a1d01abe",+ "rows": [+ {+ "name": "Zener voltage tolerance",+ "symbol": "VZ",+ "kind": "tolerance",+ "unit": "%",+ "min": -5,+ "typ": null,+ "max": 5,+ "conditions": "Standard Zener voltage tolerance",+ "source_page": 1,+ "source": "datasheet"+ },+ {+ "name": "Nominal Zener voltage",+ "symbol": "VZ",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": 15,+ "max": null,+ "conditions": "at IZT1 = 17 mA",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Test current",+ "symbol": "IZT1",+ "kind": "electrical",+ "unit": "mA",+ "min": null,+ "typ": 17,+ "max": null,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Test current (knee)",+ "symbol": "IZT2",+ "kind": "electrical",+ "unit": "mA",+ "min": null,+ "typ": 0.25,+ "max": null,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Reverse leakage current",+ "symbol": "IR",+ "kind": "electrical",+ "unit": "μA",+ "min": null,+ "typ": null,+ "max": 5,+ "conditions": "at VR = 11.4 V",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Dynamic resistance",+ "symbol": "ZZT",+ "kind": "electrical",+ "unit": "Ω",+ "min": null,+ "typ": null,+ "max": 14,+ "conditions": "at IZT1, f = 1 kHz",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Dynamic resistance (knee)",+ "symbol": "ZZK",+ "kind": "electrical",+ "unit": "Ω",+ "min": null,+ "typ": null,+ "max": 700,+ "conditions": "at IZT2, f = 1 kHz",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Surge current",+ "symbol": "IR",+ "kind": "electrical",+ "unit": "mA",+ "min": null,+ "typ": null,+ "max": 304,+ "conditions": "tp = 10 ms",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Regulator current",+ "symbol": "IZM",+ "kind": "electrical",+ "unit": "mA",+ "min": null,+ "typ": null,+ "max": 61,+ "conditions": "Electrodes at 4 mm from case kept at ambient temperature",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Forward voltage",+ "symbol": "VF",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 1.2,+ "conditions": "IF = 200 mA",+ "source_page": 1,+ "source": "datasheet"+ },+ {+ "name": "Power dissipation",+ "symbol": "Ptot",+ "kind": "absolute_maximum",+ "unit": "mW",+ "min": null,+ "typ": null,+ "max": 1300,+ "conditions": "Leads at 4 mm from case kept at ambient temperature, Tamb = 25 °C",+ "source_page": 1,+ "source": "datasheet"+ },+ {+ "name": "Junction temperature",+ "symbol": "Tj",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": null,+ "typ": null,+ "max": 175,+ "conditions": "",+ "source_page": 1,+ "source": "datasheet"+ },+ {+ "name": "Storage temperature range",+ "symbol": "Tstg",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": -65,+ "typ": null,+ "max": 175,+ "conditions": "",+ "source_page": 1,+ "source": "datasheet"+ },+ {+ "name": "Thermal resistance junction to ambient air",+ "symbol": "RthJA",+ "kind": "thermal",+ "unit": "K/W",+ "min": null,+ "typ": null,+ "max": 110,+ "conditions": "Leads at 4 mm from case kept at ambient temperature",+ "source_page": 1,+ "source": "datasheet"+ }+ ]+ }+ },+ "variants": [],+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "1n4744atr"+ ],+ "discovery_pitch": "1N4744ATR (onsemi) component page: datasheet pinout, KiCad symbol, footprint and 3D.", "author": { "name": "Ray", "email": "[email protected]"- }-}+ },+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "1n4744atr.kicad_sym",+ "1n4744atr.kicad_mod",+ "1n4744atr.glb",+ "1n4744atr.step",+ "1n4744atr.lbr",+ "docs/hero.png",+ "docs/1n4744atr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "1n4744atr-hero.glb",+ "1n4744atr-hero.overlay.json"+ ]+}