component
LD1117AS33TR
Public Made by Adomby adom
STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-4. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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README.md+14@@ -40,6 +40,20 @@ LD1117AS33TR from STMicroelectronics, in a SOT-223-4. Pinout and pin description - Footprint: `Package_TO_SOT_SMD:SOT-223` - 3D model: SOT-223-4 (KiCad packages3D, STEP) +## 3D model downloads++Two STEP files. Same geometry, different body top:++| File | Size | Use it when |+|---|---|---|+| [`ld1117as33tr.step`](ld1117as33tr.step) | 64 KB | You want the bare part, or you mark your own boards. |+| [`ld1117as33tr-etched.step`](ld1117as33tr-etched.step) | 1.9 MB | You want the part with `LD1117AS33TR` already on it. |++The marking in the etched file is real recessed geometry cut into the solid, not a+texture or a decal: 482 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": "ld1117as33tr",- "version": "0.1.0",+ "version": "0.2.0", "type": "component", "description": "STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-4. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "tags": [
page.json+8−5@@ -4,7 +4,7 @@ "slug": "ld1117as33tr", "title": "LD1117AS33TR", "brief": "STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-4. 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 3.3 V output (typ 3.3 V, 3.234-3.366 V at 25 \u00b0C, 10 mA). Sources up to 1 A (min 1000 mA, typ 1200 mA short-circuit). Requires a \u226510 \u00b5F output capacitor for loop stability. Internally connected to the exposed metal tab."+ "description": "Regulated 3.3 V output (typ 3.3 V, 3.234-3.366 V at 25 °C, 10 mA). Sources up to 1 A (min 1000 mA, typ 1200 mA short-circuit). Requires a ≥10 µF output capacitor for loop stability. Internally connected to the exposed metal tab." }, { "number": "3",@@ -54,7 +54,7 @@ "number": "4", "name": "TAB", "type": "power_out",- "description": "Large SOT-223 heat-sink tab, internally shorted to VOUT. Provides the primary thermal path (RthJC = 15 \u00b0C/W); should be soldered to a copper area on the PCB that is also the VOUT net."+ "description": "Large SOT-223 heat-sink tab, internally shorted to VOUT. Provides the primary thermal path (RthJC = 15 °C/W); should be soldered to a copper area on the PCB that is also the VOUT net." } ], "provenance": {@@ -128,6 +128,9 @@ "docs/hero.png", "docs/ld1117as33tr-datasheet.pdf", "viewers/symbol.html",- "viewers/footprint.html"- ]+ "viewers/footprint.html",+ "pads.json"+ ],+ "description": "STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-4. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "visibility": "public" }