component
BL1117-33CY
Public Made by Adomby adom
BL Shanghai Belling Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-252-2(DPAK). Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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README.md+14@@ -35,6 +35,20 @@ BL1117-33CY from BL Shanghai Belling, in a TO-252-2(DPAK). Pinout and pin descri - Footprint: `Package_TO_SOT_SMD:TO-252-2` - 3D model: TO-252-2(DPAK) (KiCad packages3D, STEP) +## 3D model downloads++Two STEP files. Same geometry, different body top:++| File | Size | Use it when |+|---|---|---|+| [`bl1117-33cy.step`](bl1117-33cy.step) | 119 KB | You want the bare part, or you mark your own boards. |+| [`bl1117-33cy-etched.step`](bl1117-33cy-etched.step) | 1.7 MB | You want the part with `BL1117-33CY` already on it. |++The marking in the etched file is real recessed geometry cut into the solid, not a+texture or a decal: 451 faces against 83 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": "bl1117-33cy",- "version": "0.1.0",+ "version": "0.2.0", "type": "component", "description": "BL Shanghai Belling Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-252-2(DPAK). Datasheet-verified pinout, KiCad symbol/footprint/3D.", "tags": [
page.json+9−8@@ -4,7 +4,7 @@ "slug": "bl1117-33cy", "title": "BL1117-33CY", "brief": "BL Shanghai Belling Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-252-2(DPAK). Datasheet-verified pinout, KiCad symbol/footprint/3D.",- "version": "0.1.0",+ "version": "0.2.0", "license": "CC-BY-SA-4.0", "tags": [ "component",@@ -40,19 +40,19 @@ "number": "2", "name": "Vout", "type": "power_out",- "description": "Regulated 3.3V output (min 3.234V, typ 3.3V, max 3.366V). Supplies up to 1A load current with 10mV typical load regulation. Requires a 10\u00b5F tantalum or MLCC output capacitor for stability."+ "description": "Regulated 3.3V output (min 3.234V, typ 3.3V, max 3.366V). Supplies up to 1A load current with 10mV typical load regulation. Requires a 10µF tantalum or MLCC output capacitor for stability." }, { "number": "3", "name": "Vin", "type": "power_in",- "description": "Unregulated input supply. Operating range up to 12V (absolute max 15V). Must be \u2265 Vout + 1.3V dropout at 1A. Bypass with a 10\u00b5F tantalum or MLCC capacitor as close to the pin as possible."+ "description": "Unregulated input supply. Operating range up to 12V (absolute max 15V). Must be ≥ Vout + 1.3V dropout at 1A. Bypass with a 10µF tantalum or MLCC capacitor as close to the pin as possible." }, { "number": "4", "name": "Vout(Tab)", "type": "power_out",- "description": "Exposed metal tab of the TO-252 (DPAK) package. Electrically fused to pin 2 (Vout) as is standard for this device family. Solder to a large copper pour to sink heat (\u03b8JC \u2248 10\u00b0C/W); this is the primary heat-dissipation path."+ "description": "Exposed metal tab of the TO-252 (DPAK) package. Electrically fused to pin 2 (Vout) as is standard for this device family. Solder to a large copper pour to sink heat (θJC ≈ 10°C/W); this is the primary heat-dissipation path." } ], "provenance": {@@ -126,9 +126,10 @@ "docs/hero.png", "docs/bl1117-33cy-datasheet.pdf", "viewers/symbol.html",- "viewers/footprint.html"+ "viewers/footprint.html",+ "pads.json",+ "pinmap.json" ],- "visibility": {- "public": true- }+ "visibility": "public",+ "description": "BL Shanghai Belling Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-252-2(DPAK). Datasheet-verified pinout, KiCad symbol/footprint/3D." }