component
ZMM5237B
Public Made by Adomby adom
JSMSEMI Zener Diodes, LL-34. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
← Commit history
page.json+200−28@@ -1,8 +1,11 @@ {+ "schema_version": 1,+ "type": "component", "slug": "zmm5237b",+ "title": "ZMM5237B",+ "brief": "JSMSEMI Zener Diodes, LL-34. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "JSMSEMI Zener Diodes, LL-34. 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",- "zmm5237b.kicad_sym",- "zmm5237b.kicad_mod",- "zmm5237b.glb",- "zmm5237b.step",- "zmm5237b.lbr",- "docs/hero.png",- "docs/zmm5237b-datasheet.pdf",- "viewers/symbol.html",- "viewers/footprint.html",- "zmm5237b-hero.glb",- "zmm5237b-hero.overlay.json"- ], "component": { "mpn": "ZMM5237B", "manufacturer": "JSMSEMI",@@ -123,8 +106,8 @@ 1.4, 1.4 ],- "zmin_mm": 0,- "centre_offset_mm": 0,+ "zmin_mm": -0.0,+ "centre_offset_mm": 0.0, "footprint_binding": "identity", "sha256": "bab3a3356a14efb0438caca9adf53472dea34425715606e933f092f87f73f650", "checked": "2026-10-22",@@ -132,10 +115,199 @@ } ] },- "visibility": "public",- "org": "adom",+ "metadata": {+ "specs": {+ "Manufacturer": "JSMSEMI",+ "Package": "LL-34",+ "Category": "Diodes",+ "Pins": "2"+ },+ "characteristics": {+ "version": 1,+ "source": "datasheet",+ "datasheet_sha256": "e151541d1477cca2ecf1a80bc5248f05b8d0423e9e25542042b779a5d383fbf8",+ "rows": [+ {+ "name": "Zener voltage tolerance",+ "symbol": "VZ",+ "kind": "tolerance",+ "unit": "%",+ "min": -5,+ "typ": null,+ "max": 5,+ "conditions": "\"B\" suffix",+ "source_page": 1,+ "source": "datasheet"+ },+ {+ "name": "Nominal zener voltage",+ "symbol": "VZ",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": 8.2,+ "max": null,+ "conditions": "@ IZT = 20 mA",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Zener test current",+ "symbol": "IZT",+ "kind": "electrical",+ "unit": "mA",+ "min": null,+ "typ": 20,+ "max": null,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Maximum zener impedance",+ "symbol": "ZZT",+ "kind": "electrical",+ "unit": "Ω",+ "min": null,+ "typ": null,+ "max": 8,+ "conditions": "@ IZT",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Maximum zener impedance (knee)",+ "symbol": "ZZK",+ "kind": "electrical",+ "unit": "Ω",+ "min": null,+ "typ": null,+ "max": 500,+ "conditions": "@ IZK",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Typical temperature coefficient",+ "symbol": "αVZ",+ "kind": "temperature_coefficient",+ "unit": "%/°C",+ "min": null,+ "typ": 0.062,+ "max": null,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Maximum reverse leakage current",+ "symbol": "IR",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": null,+ "max": 3,+ "conditions": "@ VR = 6.5 V",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Maximum DC zener current",+ "symbol": "IZM",+ "kind": "electrical",+ "unit": "mA",+ "min": null,+ "typ": null,+ "max": 55,+ "conditions": "",+ "source_page": 2,+ "source": "datasheet"+ },+ {+ "name": "Power dissipation",+ "symbol": "Ptot",+ "kind": "absolute_maximum",+ "unit": "W",+ "min": null,+ "typ": null,+ "max": 500,+ "conditions": "Tamb=75°C (Note 1)",+ "source_page": 1,+ "source": "datasheet"+ },+ {+ "name": "Thermal resistance junction to ambient",+ "symbol": "RθJA",+ "kind": "thermal",+ "unit": "K/W",+ "min": null,+ "typ": null,+ "max": 300,+ "conditions": "Note 1",+ "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": -55,+ "typ": null,+ "max": 175,+ "conditions": "",+ "source_page": 1,+ "source": "datasheet"+ }+ ]+ }+ },+ "variants": [],+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "zmm5237b"+ ],+ "discovery_pitch": "ZMM5237B (JSMSEMI) 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",+ "zmm5237b.kicad_sym",+ "zmm5237b.kicad_mod",+ "zmm5237b.glb",+ "zmm5237b.step",+ "zmm5237b.lbr",+ "docs/hero.png",+ "docs/zmm5237b-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "zmm5237b-hero.glb",+ "zmm5237b-hero.overlay.json"+ ]+}