component
SMF6.0A
Public Made by Adomby adom
Littelfuse TVS Diodes, SOD-123FL. KiCad symbol, footprint and 3D as used on Adom boards; pin functions from the manufacturer datasheet.
← Commit history
Publish 0.1.1
10 files changed
+267−51
README.md+6−4@@ -4,14 +4,14 @@ **Littelfuse** · TVS Diodes · SOD-123FL -SMF6.0A from Littelfuse, in a SOD-123FL. Symbol, footprint and 3D model are the ones used on Adom board designs (KiCad official libraries). Pin functions are extracted from the manufacturer datasheet with page references. **Staged for validation: see the open items in the verification log above.**+SMF6.0A from Littelfuse, in a SOD-123FL. Symbol, footprint and 3D model are the ones used on Adom board designs (KiCad official libraries). Pin functions are extracted from the manufacturer datasheet with page references. ## Pinout | Pin | Name | Type | Function | |---|---|---|---|-| 1 | K | passive | Cathode terminal of the uni-directional TVS diode. Marked with a color band on the package. Connect to the protected signal/rail; the TVS clamps positive transients above VBR (6.67–7.37 V) to a maximum of 10.3 V at 19.4 A peak pulse current. [datasheet p.1] |-| 2 | A | passive | Anode terminal of the uni-directional TVS diode. Typically tied to ground (or the return reference) to shunt transient energy away from the protected node. [datasheet p.1] |+| 1 | K | passive | Cathode; the color band denotes the cathode (uni-directional parts). [datasheet p.5] |+| 2 | A | passive | Anode; the terminal opposite the color band. [datasheet p.5] | ## Key specifications @@ -22,6 +22,8 @@ SMF6.0A from Littelfuse, in a SOD-123FL. Symbol, footprint and 3D model are the | Category | Transistors/Thyristors | | Pins | 2 | | LCSC | C207260 |+| Mouser | 576-SMF6.0A |+| DigiKey | F5749TR-ND | | Distributor summary (LCSC listing, not datasheet) | -65℃~+150℃ 10.3V 19.4A@10/1000us 200W@10/1000us 400uA 6V 7.37V IEC 61000-4-2、IEC 61000-4-4 TVS Unidirectional SOD-123FL ESD and Surge Protection (TVS/ESD) ROHS | ## CAD@@ -34,7 +36,7 @@ SMF6.0A from Littelfuse, in a SOD-123FL. Symbol, footprint and 3D model are the ## Provenance -- **Datasheet:** [Littelfuse datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588901703077015552) (sha256 `804cc1b2f35116f0`, retrieved 2026-10-08, tier: lcsc)+- **Datasheet:** [Littelfuse SMF Series datasheet](https://www.littelfuse.com/assetdocs/tvs-diodes-smf-datasheet?assetguid=7eb8a5b6-bdd0-4561-8f19-0c3cc6f9b2af) (Revised: JC. 11/02/23, sha256 `a7c4e9cafe7736b8`, retrieved 2026-10-27, tier: mfr) - **CAD:** KiCad official libraries (CC-BY-SA 4.0); footprint and symbol as used on Adom boards. - **Pins:** KiCad symbol from the source board + adom-ds2sf datasheet extraction (claude-opus-4-7).
docs/smf6-0a-datasheet.pdf⋯ 1 unchanged line ⋯
package.json+25−22@@ -1,13 +1,12 @@ { "slug": "smf6-0a",- "version": "0.1.0",+ "version": "0.1.1", "type": "component", "tags": [ "component", "transistors/thyristors", "smf6-0a",- "board-derived",- "staged-for-validation"+ "board-derived" ], "dependencies": {}, "hero": {@@ -27,8 +26,8 @@ "smf6-0a.lbr", "docs/hero.png", "docs/smf6-0a-datasheet.pdf",- "viewers/symbol.html",- "viewers/footprint.html"+ "smf6-0a-hero.glb",+ "smf6-0a-hero.overlay.json" ], "component": { "mpn": "SMF6.0A",@@ -37,21 +36,27 @@ "pin_count": 2, "category": "Transistors/Thyristors", "subcategory": "TVS Diodes",- "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588901703077015552",+ "datasheet": "https://www.littelfuse.com/assetdocs/tvs-diodes-smf-datasheet?assetguid=7eb8a5b6-bdd0-4561-8f19-0c3cc6f9b2af", "parts": { "symbol": "smf6-0a.kicad_sym", "footprint": "smf6-0a.kicad_mod",- "model_3d": "smf6-0a-etched.glb",- "model_3d_plain": "smf6-0a.glb",+ "model_3d": "smf6-0a-hero.glb",+ "model_3d_plain": "smf6-0a-etched.glb", "model_3d_step": "smf6-0a-etched.step", "model_3d_step_plain": "smf6-0a.step", "lbr": "smf6-0a.lbr" }, "distributor_links": {- "digikey": false,- "digikey_note": "2026-10-08: no exact-MPN listing for SMF6.0A found via the digikey API.",- "mouser": false,- "mouser_note": "2026-10-08: no exact-MPN listing for SMF6.0A found via the mouser API.",+ "digikey": {+ "part": "F5749TR-ND",+ "url": "https://www.digikey.com/en/products/detail/littelfuse-inc/SMF6-0A/3429606"+ },+ "digikey_note": "Littelfuse SMF6.0A, tape and reel; confirmed in the DigiKey search 2026-10-27.",+ "mouser": {+ "part": "576-SMF6.0A",+ "url": "https://www.mouser.com/en/ProductDetail/Littelfuse/SMF6.0A?qs=w7s0xA%252BTU%2FH5SD5wKiiFdw%3D%3D"+ },+ "mouser_note": "Littelfuse SMF6.0A; confirmed in the Mouser search 2026-10-27.", "lcsc": { "part": "C207260", "url": "https://www.lcsc.com/product-detail/C207260.html"@@ -62,13 +67,13 @@ "number": "1", "name": "K", "type": "passive",- "description": "Cathode terminal of the uni-directional TVS diode. Marked with a color band on the package. Connect to the protected signal/rail; the TVS clamps positive transients above VBR (6.67–7.37 V) to a maximum of 10.3 V at 19.4 A peak pulse current. [datasheet p.1]"+ "description": "Cathode; the color band denotes the cathode (uni-directional parts). [datasheet p.5]" }, { "number": "2", "name": "A", "type": "passive",- "description": "Anode terminal of the uni-directional TVS diode. Typically tied to ground (or the return reference) to shunt transient energy away from the protected node. [datasheet p.1]"+ "description": "Anode; the terminal opposite the color band. [datasheet p.5]" } ], "provenance": {@@ -78,10 +83,12 @@ "at": "2026-10-08" }, "datasheet": {- "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588901703077015552",+ "url": "https://www.littelfuse.com/assetdocs/tvs-diodes-smf-datasheet?assetguid=7eb8a5b6-bdd0-4561-8f19-0c3cc6f9b2af", "pages": 6,- "sha256": "804cc1b2f35116f098aadec67e84a63c2b53f8dc01954ce136a35a938942e3ec",- "source_tier": "lcsc"+ "sha256": "a7c4e9cafe7736b8d1abdd19ba8c0745774c47730ca9e2c1ce69eec9ad482303",+ "source_tier": "mfr",+ "retrieved": "2026-10-27",+ "edition": "Revised: JC. 11/02/23" }, "cad": "KiCad official libraries (CC-BY-SA 4.0); footprint and symbol as used on Adom boards", "pins": {@@ -91,10 +98,6 @@ "refuses_to_fabricate": true } },- "viewers": {- "symbol": "viewers/symbol.html",- "footprint": "viewers/footprint.html"- }, "models_3d": [ { "file": "smf6-0a.step",@@ -135,4 +138,4 @@ ] }, "description": "Littelfuse TVS Diodes, SOD-123FL. KiCad symbol, footprint and 3D as used on Adom boards; pin functions from the manufacturer datasheet."-}+}
page.json+30−21@@ -4,14 +4,13 @@ "slug": "smf6-0a", "title": "SMF6.0A", "brief": "Littelfuse TVS Diodes, SOD-123FL. KiCad symbol, footprint and 3D as used on Adom boards; pin functions from the manufacturer datasheet.",- "version": "0.1.0",+ "version": "0.1.1", "license": "CC-BY-SA-4.0", "tags": [ "component", "transistors/thyristors", "smf6-0a",- "board-derived",- "staged-for-validation"+ "board-derived" ], "component": { "mpn": "SMF6.0A",@@ -20,21 +19,27 @@ "pin_count": 2, "category": "Transistors/Thyristors", "subcategory": "TVS Diodes",- "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588901703077015552",+ "datasheet": "https://www.littelfuse.com/assetdocs/tvs-diodes-smf-datasheet?assetguid=7eb8a5b6-bdd0-4561-8f19-0c3cc6f9b2af", "parts": { "symbol": "smf6-0a.kicad_sym", "footprint": "smf6-0a.kicad_mod",- "model_3d": "smf6-0a-etched.glb",- "model_3d_plain": "smf6-0a.glb",+ "model_3d": "smf6-0a-hero.glb",+ "model_3d_plain": "smf6-0a-etched.glb", "model_3d_step": "smf6-0a-etched.step", "model_3d_step_plain": "smf6-0a.step", "lbr": "smf6-0a.lbr" }, "distributor_links": {- "digikey": false,- "digikey_note": "2026-10-08: no exact-MPN listing for SMF6.0A found via the digikey API.",- "mouser": false,- "mouser_note": "2026-10-08: no exact-MPN listing for SMF6.0A found via the mouser API.",+ "digikey": {+ "part": "F5749TR-ND",+ "url": "https://www.digikey.com/en/products/detail/littelfuse-inc/SMF6-0A/3429606"+ },+ "digikey_note": "Littelfuse SMF6.0A, tape and reel; confirmed in the DigiKey search 2026-10-27.",+ "mouser": {+ "part": "576-SMF6.0A",+ "url": "https://www.mouser.com/en/ProductDetail/Littelfuse/SMF6.0A?qs=w7s0xA%252BTU%2FH5SD5wKiiFdw%3D%3D"+ },+ "mouser_note": "Littelfuse SMF6.0A; confirmed in the Mouser search 2026-10-27.", "lcsc": { "part": "C207260", "url": "https://www.lcsc.com/product-detail/C207260.html"@@ -45,13 +50,13 @@ "number": "1", "name": "K", "type": "passive",- "description": "Cathode terminal of the uni-directional TVS diode. Marked with a color band on the package. Connect to the protected signal/rail; the TVS clamps positive transients above VBR (6.67–7.37 V) to a maximum of 10.3 V at 19.4 A peak pulse current. [datasheet p.1]"+ "description": "Cathode; the color band denotes the cathode (uni-directional parts). [datasheet p.5]" }, { "number": "2", "name": "A", "type": "passive",- "description": "Anode terminal of the uni-directional TVS diode. Typically tied to ground (or the return reference) to shunt transient energy away from the protected node. [datasheet p.1]"+ "description": "Anode; the terminal opposite the color band. [datasheet p.5]" } ], "provenance": {@@ -61,10 +66,12 @@ "at": "2026-10-08" }, "datasheet": {- "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588901703077015552",+ "url": "https://www.littelfuse.com/assetdocs/tvs-diodes-smf-datasheet?assetguid=7eb8a5b6-bdd0-4561-8f19-0c3cc6f9b2af", "pages": 6,- "sha256": "804cc1b2f35116f098aadec67e84a63c2b53f8dc01954ce136a35a938942e3ec",- "source_tier": "lcsc"+ "sha256": "a7c4e9cafe7736b8d1abdd19ba8c0745774c47730ca9e2c1ce69eec9ad482303",+ "source_tier": "mfr",+ "retrieved": "2026-10-27",+ "edition": "Revised: JC. 11/02/23" }, "cad": "KiCad official libraries (CC-BY-SA 4.0); footprint and symbol as used on Adom boards", "pins": {@@ -87,7 +94,7 @@ 1.6, 1.1 ],- "zmin_mm": -0.0,+ "zmin_mm": 0, "footprint_binding": "identity", "sha256": "132323445e3d1f9231e81c083cd88a33cd204dd8b96063bb2ed1f3ab4470c7e7", "checked": "2026-10-08",@@ -105,7 +112,7 @@ 1.6, 1.102 ],- "zmin_mm": -0.0,+ "zmin_mm": 0, "footprint_binding": "identity", "sha256": "59bfb37fa0348ff58adff7d34ef8e2a9b4f477ff950b002e79470c271070644e", "checked": "2026-10-08",@@ -156,9 +163,11 @@ "smf6-0a.step", "smf6-0a.lbr", "docs/hero.png",- "docs/smf6-0a-datasheet.pdf"+ "docs/smf6-0a-datasheet.pdf",+ "smf6-0a-hero.glb",+ "smf6-0a-hero.overlay.json" ],- "visibility": {- "public": false- }+ "visibility": "public",+ "description": "Littelfuse TVS Diodes, SOD-123FL. KiCad symbol, footprint and 3D as used on Adom boards; pin functions from the manufacturer datasheet.",+ "org": "adom" }
smf6-0a-hero.glbadded⋯ 1 unchanged line ⋯
smf6-0a-hero.overlay.jsonadded+133@@ -0,0 +1,133 @@+{+ "spec": "adom-hero 1.4",+ "mpn": "SMF6.0A",+ "kind": "component + footprint reference art",+ "board_use": false,+ "plane_z_mm": -0.02,+ "units": "metre",+ "upAxis": "Z",+ "layers": {+ "pad_outlines": {+ "material": "Footprint pads - teal dashed outlines - 50 percent opacity",+ "rgba": [+ 0.0,+ 0.902,+ 0.863,+ 0.5+ ],+ "pads": 2,+ "span_mm": 3.9,+ "dash_mm": 0.12,+ "gap_mm": 0.072,+ "pad_stroke_mm": 0.03+ },+ "silkscreen": {+ "material": "Silkscreen reference lines - 30 percent opacity",+ "rgba": [+ 0.92,+ 0.96,+ 1.0,+ 0.3+ ],+ "footprint_items": 3,+ "pin1": {+ "source": "added dot (AI)",+ "pad": "1",+ "center_mm": [+ -2.392,+ 0.0+ ],+ "r_mm": 0.242+ }+ },+ "signal_names": {+ "material": "Signal names - 50 percent opacity",+ "rgba": [+ 0.92,+ 0.96,+ 1.0,+ 0.5+ ],+ "font": "DejaVu Sans Mono",+ "labels": 2,+ "sides": "top + mirrored underside (single-sided)",+ "fallback_to_pad_number": 0+ }+ },+ "align": {+ "ok": true,+ "centre_offset_mm": 0.0,+ "tolerance_mm": 0.312,+ "orientation_flipped": false,+ "contacts_bbox_mm": [+ -1.75,+ 1.75,+ -0.786,+ 0.786+ ],+ "pads_bbox_mm": [+ -1.95,+ 1.95,+ -0.55,+ 0.55+ ],+ "seating_z_mm": 0.0+ },+ "sources": {+ "glb": "smf6-0a-etched.glb",+ "glb_sha256": "fd0c4e20eb048aad9a7c14ac29f766ab6a12e1c9252637d48153df15e3b98770",+ "footprint": "smf6-0a.kicad_mod",+ "footprint_sha256": "81aeb78148d9487a6afca76a843daf661f92b3b7f3f52f088c7b6f08a35a2233",+ "pins": "page.json component.pins",+ "pins_sha256": "39976ec65467062bd1995d0256fc1ea9d33147ed89e56951d4022a282daa33ff"+ },+ "generator": "adom-wiki 1.8.0 (component_hero)",+ "labels": [+ {+ "pad": "1",+ "text": "K",+ "x": -2.784,+ "y": 0.0,+ "align": "right",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "2",+ "text": "A",+ "x": 2.1,+ "y": 0.0,+ "align": "left",+ "vertical": false,+ "h": 0.6+ }+ ],+ "pads": [+ {+ "number": "1",+ "shape": "roundrect",+ "center_mm": [+ -1.4,+ 0.0+ ],+ "size_mm": [+ 1.1,+ 1.1+ ],+ "rot": 0.0+ },+ {+ "number": "2",+ "shape": "roundrect",+ "center_mm": [+ 1.4,+ 0.0+ ],+ "size_mm": [+ 1.1,+ 1.1+ ],+ "rot": 0.0+ }+ ]+}
smf6-0a.kicad_mod+1−1@@ -20,7 +20,7 @@ (font (size 1 1) (thickness 0.15)) ) )- (property "Datasheet" ""+ (property "Datasheet" "https://www.littelfuse.com/assetdocs/tvs-diodes-smf-datasheet?assetguid=7eb8a5b6-bdd0-4561-8f19-0c3cc6f9b2af" (at 0 0) (unlocked yes) (layer "F.Fab")
smf6-0a.kicad_sym+1−1@@ -42,7 +42,7 @@ (font (size 1.27 1.27)) ) )- (property "Datasheet" "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588901703077015552"+ (property "Datasheet" "https://www.littelfuse.com/assetdocs/tvs-diodes-smf-datasheet?assetguid=7eb8a5b6-bdd0-4561-8f19-0c3cc6f9b2af" (at 0 0 0) (show_name no) (do_not_autoplace no)
smf6-0a.lbr+3−1@@ -105,8 +105,10 @@ <technology name=""> <attribute name="MPN" value="SMF6.0A" constant="no"/> <attribute name="MANUFACTURER" value="Littelfuse" constant="no"/>- <attribute name="DATASHEET" value="https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588901703077015552" constant="no"/>+ <attribute name="DATASHEET" value="https://www.littelfuse.com/assetdocs/tvs-diodes-smf-datasheet?assetguid=7eb8a5b6-bdd0-4561-8f19-0c3cc6f9b2af" constant="no"/> <attribute name="ADOM_WIKI" value="https://wiki.adom.inc/adom/smf6-0a" constant="no"/>+ <attribute name="MOUSER_PN" value="576-SMF6.0A" constant="no"/>+ <attribute name="DIGIKEY_PN" value="F5749TR-ND" constant="no"/> <attribute name="LCSC_PN" value="C207260" constant="no"/> </technology> </technologies>
verification.json+68−1@@ -9,7 +9,7 @@ "name": "Claude (AI build)", "handle": "claude" },- "status": "open",+ "status": "superseded", "title": "Automated build checks (awaiting human validation)", "scope": [ "symbol",@@ -53,6 +53,73 @@ "smf6-0a.kicad_mod": "b2511c388b5759ee1c4686d581478e72838c6be1bb29cdc9c022e11cd5b81fe2", "smf6-0a.step": "132323445e3d1f9231e81c083cd88a33cd204dd8b96063bb2ed1f3ab4470c7e7" }+ },+ {+ "date": "2026-10-27",+ "by": {+ "name": "Claude, at Caleb Taylor's request",+ "handle": "claude"+ },+ "status": "verified",+ "title": "Validated against Littelfuse's SMF Series datasheet (Revised JC. 11/02/23)",+ "scope": [+ "symbol",+ "footprint",+ "3d",+ "pins"+ ],+ "variants": [+ "*"+ ],+ "checks": [+ {+ "text": "Datasheet: Littelfuse SMF Series, Revised JC. 11/02/23, downloaded 2026-10-27 from the datasheet link on littelfuse.com's SMF6.0A product page; replaces the JLCPCB copy of the 12/06/17 edition",+ "result": "pass"+ },+ {+ "text": "SMF6.0A row (p.2): uni-directional, marking AG, VBR 6.67-7.37 V at IT 10 mA, VR 6.0 V, IR 400 uA, Ipp 19.4 A, VC 10.3 V",+ "result": "pass"+ },+ {+ "text": "Pins: the datasheet has no pin table; 'Color band denotes cathode except bipolar' (Physical Specifications, p.5) and the part marking drawing (p.6) give pin 1 K = band end, pin 2 A; both passive; descriptions rewritten from p.5",+ "result": "pass"+ },+ {+ "text": "Footprint vs the SOD-123FL Mounting Pad Layout (p.5): Littelfuse 1.3 x 1.4 mm pads with a 1.6 mm gap (centres +/-1.45); the KiCad footprint has 1.10 x 1.10 mm pads at +/-1.40 mm (span 0.85-1.95 mm from centre). They sit on the leads (B 3.40-3.90, E 0.35-0.90) but are narrower than the maximum lead width C 1.20 and stop 0.05 mm short of a worst-case lead's inner end; pad 1 (x = -1.40) is the cathode",+ "result": "note"+ },+ {+ "text": "3D body 3.50 x 1.60 x 1.10 mm against B 3.40-3.90, D 1.50-2.00, H 0.90-1.10; moulded body 2.60 mm long within A 2.50-3.10; cathode band on the top face at the pad 1 end (x -1.19 to -0.79); Z-up, seated on z = 0. The model's leads are 0.65 mm wide against C 0.70-1.20 (cosmetic)",+ "result": "pass"+ },+ {+ "text": "DigiKey F5749TR-ND and Mouser 576-SMF6.0A are Littelfuse SMF6.0A (were missing on the page)",+ "result": "pass"+ },+ {+ "text": "Symbol and footprint Datasheet properties point at the manufacturer datasheet URL",+ "result": "pass"+ },+ {+ "text": "component-page-verify: all checks pass",+ "result": "pass"+ }+ ],+ "evidence": [+ {+ "label": "datasheet (Littelfuse)",+ "href": "https://www.littelfuse.com/assetdocs/tvs-diodes-smf-datasheet?assetguid=7eb8a5b6-bdd0-4561-8f19-0c3cc6f9b2af"+ },+ {+ "label": "product page",+ "href": "https://www.littelfuse.com/products/overvoltage-protection/tvs-diodes/surface-mount/smf/smf6-0a"+ }+ ],+ "files": {+ "smf6-0a.kicad_sym": "26a8b6259b628329b32aabbe3bd2a1561b8958cd1203a613734d3ba82f3fb909",+ "smf6-0a.kicad_mod": "81aeb78148d9487a6afca76a843daf661f92b3b7f3f52f088c7b6f08a35a2233",+ "smf6-0a.step": "132323445e3d1f9231e81c083cd88a33cd204dd8b96063bb2ed1f3ab4470c7e7"+ } } ] }