component
AP3441SHE-7B
Public Made by Adomby adom
Diodes Incorporated Voltage Regulators - DC DC Switching Regulators, DFN2020-8-EP. KiCad symbol, footprint and 3D as used on Adom boards; pin functions from the manufacturer datasheet.
main
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{
"schema": "adom/component-3d-provenance@1",
"slug": "ap3441she-7b",
"mpn": "AP3441SHE-7B",
"date": "2026-10-27",
"by": "Claude, at Caleb Taylor's request",
"source": {
"tier": 3,
"label": "Adom-generated with the KiCad generator (QFN_packages) from Diodes AP3441/L datasheet DS39754 Rev. 3-2 U-DFN2020-8 (Type E) table, p.12",
"url": "https://gitlab.com/kicad/libraries/kicad-packages3D-generator/-/tree/e272fcc809d798323b3ae776611184cba5625342",
"terms": "Adom-authored model, CC-BY-SA-4.0. Geometry generated by the KiCad 3D model generator scripts (https://gitlab.com/kicad/libraries/kicad-packages3D-generator, archived, commit e272fcc809d7; the scripts are GPL, their output carries no third-party geometry) from the manufacturer's dimension table.",
"original_sha256": "83ab8ce20428afcd39ffee9a3c632a0ae29b737eb1e621c207e5a79cbf3c6a5c",
"generator": {
"repo": "https://gitlab.com/kicad/libraries/kicad-packages3D-generator",
"commit": "e272fcc809d798323b3ae776611184cba5625342",
"library": "QFN_packages",
"entry": "Adom_AP3441SHE-7B",
"params_file": "provenance/3d-generator-params.yaml",
"adom_changes": "_tools/add_license.py: STEP header author Adom Inc. and CC-BY-SA-4.0 text, fixed time_stamp; Adom entries appended to the library cq_parameters.yaml"
}
},
"tier1_search": "diodes.com part and package-outline pages answer curl (browser headers) and WebFetch with a Cloudflare challenge (HTTP 403); the datasheet links no STEP. No manufacturer STEP retrievable (2026-10-27).",
"tier2_check": "KiCad DFN-8-1EP_2x2mm_P0.5mm_EP1.05x1.75mm.step: 0.92 mm tall; VDFN-8-1EP_2x2mm_P0.5mm_EP0.9x1.7mm.step: 0.77 mm tall; A 0.50-0.60: both out of tolerance.",
"datasheet_basis": {
"doc": "Diodes Incorporated AP3441/L datasheet",
"edition": "DS39754 Rev. 3 - 2, September 2019",
"url": "https://www.diodes.com/datasheet/download/AP3441.pdf",
"table": "Package Outline Dimensions U-DFN2020-8 (Type E), p.12; marking drawing p.11",
"values_mm": {
"A": "0.50-0.60 typ 0.56",
"A1": "0.00-0.05 typ 0.02",
"A3": "0.203",
"b": "0.20-0.30 typ 0.25",
"D": "1.950-2.075 typ 2.00",
"D2": "1.60-1.80 typ 1.70",
"e": "0.500 BSC",
"E": "1.950-2.075 typ 2.00",
"E2": "0.80-1.00 typ 0.90",
"L": "0.25-0.35 typ 0.30",
"z": "0.125",
"pin #1 ID": "R0.200 on the exposed pad"
}
},
"transform": {
"source_frame": "footprint frame: Z-up, seating plane z = 0, centred on the footprint origin, pin 1 on pad 1",
"rotate_deg_xyz": [
0,
0,
0
],
"translate_mm_xyz": [
0,
0,
0
],
"note": "ap3441she-7b.step is the source bytes unchanged (identity pose); ap3441she-7b-etched.step adds the adom-chip-laser MPN inlay (etch AP3441SHE-7B -> ap3441she-7b-etched.step (font 0.237 mm, face top; top)); GLBs from step2glb convert"
},
"checks": {
"drawing": [
"body 1.98 x 1.98 mm (the generator insets the body by A1 from 2.00), leads reach 2.00: D/E 1.950-2.075: pass",
"overall height 0.56 mm (etched 0.565): A 0.50-0.60: pass",
"standoff 0.02, terminal thickness 0.203: A1 0.00-0.05, A3 0.203: pass",
"terminals 0.25 x 0.30 at e 0.50, outer edges at x = +/-1.00: b 0.20-0.30, L 0.25-0.35: pass",
"exposed pad 0.90 x 1.70 mm (x by y, long side along the terminal rows), 0.2 mm chamfer at its pin-1 corner: E2 0.80-1.00, D2 1.60-1.80: pass",
"terminals at x = -0.85 (y +0.75..-0.75) and +0.85: on footprint pads 1-4 (x -0.9) and 5-8 (x +0.9); pin-1 dot on top at (-0.62, +0.62) mm (KiCad (-0.62, -0.62)), next to pad 1: pass"
],
"pose": [
{
"file": "ap3441she-7b.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
2.0,
1.98,
0.56
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "83ab8ce20428afcd39ffee9a3c632a0ae29b737eb1e621c207e5a79cbf3c6a5c",
"checked": "2026-10-27",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "ap3441she-7b-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
2.0,
1.98,
0.56
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "8796f6bac2ef1b0c64609e2d474c7381367a908fa56b589697eccccbd2089445",
"checked": "2026-10-27",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"files": {
"ap3441she-7b.step": "83ab8ce20428afcd39ffee9a3c632a0ae29b737eb1e621c207e5a79cbf3c6a5c",
"ap3441she-7b-etched.step": "8796f6bac2ef1b0c64609e2d474c7381367a908fa56b589697eccccbd2089445",
"ap3441she-7b.glb": "cd412efd53ccdbbcf0ae1dbad9676e11da3199df01767d041c7926e6ae243288",
"ap3441she-7b-etched.glb": "fcab4bc2dc16782c2577e56186a36a72709dcf407a531413fa6b6ff2f3432b3c",
"ap3441she-7b.kicad_mod": "94a6c0ba5f9f7d2eee42fe9be34a6aef5540c853dec49a8d013d8ff514294fe4"
},
"footprint_model": {
"path": "${KIPRJMOD}/ap3441she-7b.step",
"offset": [
0,
0,
0
],
"rotate": [
0,
0,
0
],
"note": "only the (model ...) path and the Datasheet property (the manufacturer URL, as tools/fix_ds_prop.py sets it) differ from the original footprint; pads untouched"
},
"license": "CC-BY-SA-4.0 (Adom-authored; https://creativecommons.org/licenses/by-sa/4.0/legalcode)"
}