component
LD1117ASTR
Public Made by Adomby adom
STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-3. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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README.md+14@@ -40,6 +40,20 @@ LD1117ASTR from STMicroelectronics, in a SOT-223-3. Pinout and pin descriptions - Footprint: `Package_TO_SOT_SMD:SOT-223-3_TabPin2` - 3D model: SOT-223-3 (KiCad packages3D, STEP) +## 3D model downloads++Two STEP files. Same geometry, different body top:++| File | Size | Use it when |+|---|---|---|+| [`ld1117astr.step`](ld1117astr.step) | 64 KB | You want the bare part, or you mark your own boards. |+| [`ld1117astr-etched.step`](ld1117astr-etched.step) | 1.3 MB | You want the part with `LD1117ASTR` already on it. |++The marking in the etched file is real recessed geometry cut into the solid, not a+texture or a decal: 360 faces against 75 in the bare model. It+survives export, section views, and rendering in any CAD tool, and it drops straight+into KiCad or Fusion with no extra setup.+ ## Provenance Data extracted from the manufacturer datasheet, not a distributor listing:
package.json+1−1@@ -1,6 +1,6 @@ { "slug": "ld1117astr",- "version": "0.1.0",+ "version": "0.2.0", "type": "component", "description": "STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-3. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "tags": [
page.json+7−7@@ -4,7 +4,7 @@ "slug": "ld1117astr", "title": "LD1117ASTR", "brief": "STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-3. Datasheet-verified pinout, KiCad symbol/footprint/3D.",- "version": "0.1.0",+ "version": "0.2.0", "license": "CC-BY-SA-4.0", "tags": [ "component",@@ -42,7 +42,7 @@ "number": "2", "name": "VOUT", "type": "power_out",- "description": "Regulated output. For the adjustable LD1117ASTR (this variant), VOUT is programmed via the ADJ divider from VREF = 1.25 V. Supplies up to 1 A; requires \u226510 \u00b5F for stability. The exposed TAB is internally tied to VOUT."+ "description": "Regulated output. For the adjustable LD1117ASTR (this variant), VOUT is programmed via the ADJ divider from VREF = 1.25 V. Supplies up to 1 A; requires ≥10 µF for stability. The exposed TAB is internally tied to VOUT." }, { "number": "3",@@ -54,7 +54,7 @@ "number": "4", "name": "TAB", "type": "power_out",- "description": "Thermal tab, internally connected to VOUT. Solder to a copper pour for heatsinking (SOT-223 RthJA = 110 \u00b0C/W)."+ "description": "Thermal tab, internally connected to VOUT. Solder to a copper pour for heatsinking (SOT-223 RthJA = 110 °C/W)." } ], "provenance": {@@ -128,9 +128,9 @@ "docs/hero.png", "docs/ld1117astr-datasheet.pdf", "viewers/symbol.html",- "viewers/footprint.html"+ "viewers/footprint.html",+ "pads.json" ],- "visibility": {- "public": true- }+ "visibility": "public",+ "description": "STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-3. Datasheet-verified pinout, KiCad symbol/footprint/3D." }