component
AP1538SG-13
Public Made by Adomby adom
Diodes Incorporated DC-DC Converters, SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
← Commit history
Publish 0.2.1
4 files changed
+687−15
ap1538sg-13-hero.glbadded⋯ 1 unchanged line ⋯
ap1538sg-13-hero.overlay.jsonadded+260@@ -0,0 +1,260 @@+{+ "spec": "adom-hero 1.4",+ "mpn": "AP1538SG-13",+ "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": 8,+ "span_mm": 6.9,+ "dash_mm": 0.1725,+ "gap_mm": 0.1035,+ "pad_stroke_mm": 0.0414+ },+ "silkscreen": {+ "material": "Silkscreen reference lines - 30 percent opacity",+ "rgba": [+ 0.92,+ 0.96,+ 1.0,+ 0.3+ ],+ "footprint_items": 7,+ "pin1": {+ "source": "footprint silkscreen",+ "pad": "1"+ }+ },+ "signal_names": {+ "material": "Signal names - 50 percent opacity",+ "rgba": [+ 0.92,+ 0.96,+ 1.0,+ 0.5+ ],+ "font": "DejaVu Sans Mono",+ "labels": 8,+ "sides": "top + mirrored underside (single-sided)",+ "fallback_to_pad_number": 0+ }+ },+ "align": {+ "ok": true,+ "centre_offset_mm": 0.0,+ "tolerance_mm": 0.552,+ "orientation_flipped": false,+ "contacts_bbox_mm": [+ -3.0,+ 3.0,+ -2.11,+ 2.11+ ],+ "pads_bbox_mm": [+ -3.45,+ 3.45,+ -2.205,+ 2.205+ ],+ "seating_z_mm": 0.0+ },+ "sources": {+ "glb": "ap1538sg-13-etched.glb",+ "glb_sha256": "424c334255d796136ea7446b7560b72bc54d88d1ed972ce128674bef69542ad5",+ "footprint": "ap1538sg-13.kicad_mod",+ "footprint_sha256": "074ecb2092b24fa4b4b9cdd7c926fc587b0d7d6d21e7341e57935fd42d36894f",+ "pins": "page.json component.pins",+ "pins_sha256": "4ec844da0aa219ce8a24ad3a95e7d621b64b553915607e193e07bfc913ccc60b"+ },+ "generator": "adom-wiki 1.8.24 (component_hero)",+ "labels": [+ {+ "pad": "1",+ "text": "FB",+ "x": -3.6,+ "y": -1.905,+ "align": "right",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "2",+ "text": "EN",+ "x": -3.6,+ "y": -0.635,+ "align": "right",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "3",+ "text": "OCSET",+ "x": -3.6,+ "y": 0.635,+ "align": "right",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "4",+ "text": "VCC",+ "x": -3.6,+ "y": 1.905,+ "align": "right",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "5",+ "text": "Output",+ "x": 3.6,+ "y": 1.905,+ "align": "left",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "6",+ "text": "Output",+ "x": 3.6,+ "y": 0.635,+ "align": "left",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "7",+ "text": "Vss",+ "x": 3.6,+ "y": -0.635,+ "align": "left",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "8",+ "text": "Vss",+ "x": 3.6,+ "y": -1.905,+ "align": "left",+ "vertical": false,+ "h": 0.6+ }+ ],+ "pads": [+ {+ "number": "1",+ "shape": "roundrect",+ "center_mm": [+ -2.475,+ -1.905+ ],+ "size_mm": [+ 1.95,+ 0.6+ ],+ "rot": 0.0+ },+ {+ "number": "2",+ "shape": "roundrect",+ "center_mm": [+ -2.475,+ -0.635+ ],+ "size_mm": [+ 1.95,+ 0.6+ ],+ "rot": 0.0+ },+ {+ "number": "3",+ "shape": "roundrect",+ "center_mm": [+ -2.475,+ 0.635+ ],+ "size_mm": [+ 1.95,+ 0.6+ ],+ "rot": 0.0+ },+ {+ "number": "4",+ "shape": "roundrect",+ "center_mm": [+ -2.475,+ 1.905+ ],+ "size_mm": [+ 1.95,+ 0.6+ ],+ "rot": 0.0+ },+ {+ "number": "5",+ "shape": "roundrect",+ "center_mm": [+ 2.475,+ 1.905+ ],+ "size_mm": [+ 1.95,+ 0.6+ ],+ "rot": 0.0+ },+ {+ "number": "6",+ "shape": "roundrect",+ "center_mm": [+ 2.475,+ 0.635+ ],+ "size_mm": [+ 1.95,+ 0.6+ ],+ "rot": 0.0+ },+ {+ "number": "7",+ "shape": "roundrect",+ "center_mm": [+ 2.475,+ -0.635+ ],+ "size_mm": [+ 1.95,+ 0.6+ ],+ "rot": 0.0+ },+ {+ "number": "8",+ "shape": "roundrect",+ "center_mm": [+ 2.475,+ -1.905+ ],+ "size_mm": [+ 1.95,+ 0.6+ ],+ "rot": 0.0+ }+ ]+}
package.json+412−4@@ -1,6 +1,6 @@ { "slug": "ap1538sg-13",- "version": "0.2.0",+ "version": "0.2.1", "type": "component", "description": "Diodes Incorporated DC-DC Converters, SOIC-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "tags": [@@ -20,11 +20,419 @@ "ap1538sg-13.kicad_mod", "ap1538sg-13.glb", "ap1538sg-13.step",+ "ap1538sg-13-etched.step", "ap1538sg-13.lbr", "docs/hero.png", "docs/ap1538sg-13-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html",- "pads.json"- ]-}+ "pads.json",+ "ap1538sg-13-etched.glb",+ "ap1538sg-13-hero.glb",+ "ap1538sg-13-hero.overlay.json"+ ],+ "component": {+ "mpn": "AP1538SG-13",+ "manufacturer": "Diodes Incorporated",+ "package": "SOIC-8",+ "pin_count": 8,+ "category": "PMIC",+ "subcategory": "DC-DC Converters",+ "datasheet": "https://www.diodes.com/assets/Datasheets/AP1538SG-13.pdf",+ "parts": {+ "symbol": "ap1538sg-13.kicad_sym",+ "footprint": "ap1538sg-13.kicad_mod",+ "model_3d": "ap1538sg-13-hero.glb",+ "model_3d_plain": "ap1538sg-13.glb",+ "model_3d_step": "ap1538sg-13-etched.step",+ "model_3d_step_plain": "ap1538sg-13.step",+ "lbr": "ap1538sg-13.lbr"+ },+ "distributor_links": {+ "lcsc": "C507870"+ },+ "pins": [+ {+ "number": "1",+ "name": "FB",+ "type": "input",+ "description": "Feedback pin. Connect to the resistor divider from VOUT to set the regulated output voltage using VOUT = VFB x (1 + RA/RB), with VFB typically 0.8V."+ },+ {+ "number": "2",+ "name": "EN",+ "type": "input",+ "description": "Enable (power-off) pin. Drive High (>=2.0V) for normal step-down operation; drive Low (<=0.8V) to stop step-down operation and deactivate all internal circuits."+ },+ {+ "number": "3",+ "name": "OCSET",+ "type": "input",+ "description": "Over-current set pin. Connect an external resistor (typically ~3kΩ) to set the maximum output current limit; internal bias current ~90µA."+ },+ {+ "number": "4",+ "name": "VCC",+ "type": "power_in",+ "description": "IC power supply input. Operating range 3.6V to 18V; bypass locally with a decoupling capacitor (0.1µF typ) plus bulk input cap (e.g. 470µF)."+ },+ {+ "number": "5",+ "name": "Output",+ "type": "output",+ "description": "Switch node output (drain of the internal P-channel power MOSFET). Connect the external inductor and freewheel Schottky diode here; minimize trace area to reduce EMI. Pin 5 is tied internally to pin 6."+ },+ {+ "number": "6",+ "name": "Output",+ "type": "output",+ "description": "Switch node output (drain of the internal P-channel power MOSFET). Connect the external inductor and freewheel Schottky diode here; minimize trace area to reduce EMI. Pin 6 is tied internally to pin 5."+ },+ {+ "number": "7",+ "name": "Vss",+ "type": "power_in",+ "description": "Ground return. Pin 7 is tied internally to pin 8 and should be connected to the system ground plane."+ },+ {+ "number": "8",+ "name": "Vss",+ "type": "power_in",+ "description": "Ground return. Pin 8 is tied internally to pin 7 and should be connected to the system ground plane."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://www.diodes.com/assets/Datasheets/AP1538SG-13.pdf",+ "pages": 12,+ "sha256": "638a3ccf88cbfdca",+ "source_tier": "mfr"+ },+ "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"+ },+ "pin1": {+ "pad": "1",+ "at": [+ -2.475,+ -1.905+ ],+ "corner": "top-left",+ "source": "silk-marker",+ "derived_from": "SOIC-8_3.9x4.9mm_P1.27mm@sha256:074ecb2092b24fa4",+ "mark": "drawn"+ },+ "models_3d": [+ {+ "file": "ap1538sg-13.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 4.9,+ 1.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "ap1538sg-13-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6.0,+ 4.9,+ 1.75+ ],+ "zmin_mm": -0.0,+ "centre_offset_mm": 0.0,+ "footprint_binding": "identity",+ "sha256": "5f8581a441281b14db6f7115a6a8b847c5cf0ac0c4e8b3616157772c56db3a1c",+ "checked": "2026-11-13",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "title": "AP1538SG-13",+ "brief": "Diodes Incorporated DC-DC Converters, SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",+ "metadata": {+ "specs": {+ "Manufacturer": "Diodes Incorporated",+ "Package": "SOIC-8",+ "Category": "PMIC",+ "Pins": "8"+ },+ "characteristics": {+ "version": 1,+ "source": "datasheet",+ "datasheet_sha256": "638a3ccf88cbfdca",+ "rows": [+ {+ "name": "Feedback Voltage",+ "symbol": "VFB",+ "kind": "electrical",+ "unit": "V",+ "min": 0.784,+ "typ": 0.8,+ "max": 0.816,+ "conditions": "IOUT = 0.1A",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Feedback Bias Current",+ "symbol": "IFB",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": 0.1,+ "max": 0.5,+ "conditions": "IOUT = 0.1A",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Line Regulation",+ "symbol": "ΔVOUT/ΔVIN",+ "kind": "electrical",+ "unit": "%",+ "min": null,+ "typ": 1,+ "max": 2,+ "conditions": "VIN = 5V~18V",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Load Regulation",+ "symbol": "ΔVOUT/VOUT",+ "kind": "electrical",+ "unit": "%",+ "min": null,+ "typ": 0.2,+ "max": 0.5,+ "conditions": "IOUT = 0.1 to 3A",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Oscillation Frequency",+ "symbol": "fOSC",+ "kind": "electrical",+ "unit": "KHz",+ "min": 240,+ "typ": 300,+ "max": 400,+ "conditions": "Measure waveform at SW pin",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "EN Pin Input Voltage (high)",+ "symbol": "VIH",+ "kind": "electrical",+ "unit": "V",+ "min": 2,+ "typ": null,+ "max": null,+ "conditions": "Evaluate oscillation at SW pin",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "EN Pin Input Voltage (low)",+ "symbol": "VIL",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 0.8,+ "conditions": "Evaluate oscillation stop at SW pin",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "OCSET Pin Bias Current",+ "symbol": "IOCSET",+ "kind": "electrical",+ "unit": "µA",+ "min": 75,+ "typ": 90,+ "max": 105,+ "conditions": "",+ "source_page": 4,+ "source": "datasheet"+ },+ {+ "name": "Input Voltage",+ "symbol": "VIN",+ "kind": "recommended_operating",+ "unit": "V",+ "min": 3.6,+ "typ": null,+ "max": 18,+ "conditions": "Note 5",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Output Current",+ "symbol": "IOUT",+ "kind": "recommended_operating",+ "unit": "A",+ "min": 0,+ "typ": null,+ "max": 3,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Operating Ambient Temperature",+ "symbol": "TA",+ "kind": "recommended_operating",+ "unit": "°C",+ "min": -20,+ "typ": null,+ "max": 85,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Human Body Model ESD Protection",+ "symbol": "ESD HBM",+ "kind": "absolute_maximum",+ "unit": "KV",+ "min": null,+ "typ": null,+ "max": 5.5,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Machine Model ESD Protection",+ "symbol": "ESD MM",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 200,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "VCC Pin Voltage",+ "symbol": "VCC",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 20,+ "conditions": "Relative to VSS (printed as VSS - 0.3 to VSS + 20)",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Feedback Pin Voltage",+ "symbol": "VFB",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": null,+ "conditions": "Relative to VSS; upper limit printed as VCC",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "EN Pin Voltage",+ "symbol": "VEN",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": null,+ "conditions": "Relative to VSS; upper limit printed as VCC",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Switch Pin Voltage",+ "symbol": "VOUT",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": null,+ "conditions": "Relative to VSS; upper limit printed as VCC",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Operating Junction Temperature Range",+ "symbol": "TJ",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": -40,+ "typ": null,+ "max": 125,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Storage Temperature Range",+ "symbol": "TST",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": -65,+ "typ": null,+ "max": 150,+ "conditions": "",+ "source_page": 3,+ "source": "datasheet"+ },+ {+ "name": "Thermal Resistance Junction-to-Case, SOP-8L",+ "symbol": "θJC",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": 24,+ "max": null,+ "conditions": "Note 6: 2oz copper, minimum recommended pad layout top & bottom, thermal vias, double-sided FR-4 PCB",+ "source_page": 4,+ "source": "datasheet"+ }+ ]+ }+ },+ "discovery_triggers": [+ "ap1538sg-13"+ ],+ "discovery_pitch": "AP1538SG-13 (Diodes Incorporated) component page with datasheet-verified CAD.",+ "visibility": "public"+}
page.json+15−11@@ -4,7 +4,7 @@ "slug": "ap1538sg-13", "title": "AP1538SG-13", "brief": "Diodes Incorporated DC-DC Converters, SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",- "version": "0.2.0",+ "version": "0.2.1", "license": "CC-BY-SA-4.0", "tags": [ "component",@@ -22,7 +22,7 @@ "parts": { "symbol": "ap1538sg-13.kicad_sym", "footprint": "ap1538sg-13.kicad_mod",- "model_3d": "ap1538sg-13-etched.glb",+ "model_3d": "ap1538sg-13-hero.glb", "model_3d_plain": "ap1538sg-13.glb", "model_3d_step": "ap1538sg-13-etched.step", "model_3d_step_plain": "ap1538sg-13.step",@@ -140,12 +140,12 @@ "origin": "footprint origin = pad-pattern centre", "seat": "z = 0", "extents_mm": [- 6.0,+ 6, 4.9, 1.75 ],- "zmin_mm": -0.0,- "centre_offset_mm": 0.0,+ "zmin_mm": 0,+ "centre_offset_mm": 0, "footprint_binding": "identity", "sha256": "5f8581a441281b14db6f7115a6a8b847c5cf0ac0c4e8b3616157772c56db3a1c", "checked": "2026-11-13",@@ -439,10 +439,14 @@ "docs/hero.png", "docs/ap1538sg-13-datasheet.pdf", "viewers/symbol.html",- "viewers/footprint.html"+ "viewers/footprint.html",+ "pads.json",+ "ap1538sg-13-etched.glb",+ "ap1538sg-13-hero.glb",+ "ap1538sg-13-hero.overlay.json" ],- "visibility": {- "public": true- },- "updated_at": "2026-09-24T16:27:44.496Z"-}+ "visibility": "public",+ "updated_at": "2026-09-24T16:27:44.496Z",+ "description": "Diodes Incorporated DC-DC Converters, SOIC-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "org": "adom"+}