BL8072CLTR33

@@ -32,6 +32,20 @@ BL8072CLTR33 from BL Shanghai Belling, in a SOT-223-3. Pinout and pin descriptio - 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 |+|---|---|---|+| [`bl8072cltr33.step`](bl8072cltr33.step) | 64 KB | You want the bare part, or you mark your own boards. |+| [`bl8072cltr33-etched.step`](bl8072cltr33-etched.step) | 2.4 MB | You want the part with `BL8072CLTR33` already on it. |++The marking in the etched file is real recessed geometry cut into the solid, not a+texture or a decal: 568 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:

@@ -1,6 +1,6 @@ {   "slug": "bl8072cltr33",-  "version": "0.1.0",+  "version": "0.2.0",   "type": "component",   "description": "BL Shanghai Belling Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-3. Datasheet-verified pinout, KiCad symbol/footprint/3D.",   "tags": [

@@ -4,7 +4,7 @@   "slug": "bl8072cltr33",   "title": "BL8072CLTR33",   "brief": "BL Shanghai Belling 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",@@ -34,19 +34,19 @@         "number": "1",         "name": "Vss/ADJ",         "type": "power_in",-        "description": "Ground / adjust pin. Tie to GND for fixed-voltage operation. In adjustable mode, connect the mid-point of the external resistor divider (R1 to Vout, R2 to GND) here to set Vout = Vref \u00d7 (1 + R2/R1). Adjust pin current I_ADJ is typically ~2 \u00b5A. R1 is normally 1 k\u03a9-10 k\u03a9; a 0.1 \u00b5F ceramic bypass cap between this pin and GND improves ripple rejection."+        "description": "Ground / adjust pin. Tie to GND for fixed-voltage operation. In adjustable mode, connect the mid-point of the external resistor divider (R1 to Vout, R2 to GND) here to set Vout = Vref × (1 + R2/R1). Adjust pin current I_ADJ is typically ~2 µA. R1 is normally 1 kΩ-10 kΩ; a 0.1 µF ceramic bypass cap between this pin and GND improves ripple rejection."       },       {         "number": "2",         "name": "VOUT",         "type": "power_out",-        "description": "Regulated output. Delivers up to 2 A within \u00b12% of the nominal set voltage (customized 1.2V-5.0V in 0.1V steps; this suffix -33 => 3.3V). A 1 \u00b5F ceramic output capacitor to GND is required for stability. Typical dropout is 850 mV at 1.5 A for Vout \u2265 2.0V."+        "description": "Regulated output. Delivers up to 2 A within ±2% of the nominal set voltage (customized 1.2V-5.0V in 0.1V steps; this suffix -33 => 3.3V). A 1 µF ceramic output capacitor to GND is required for stability. Typical dropout is 850 mV at 1.5 A for Vout ≥ 2.0V."       },       {         "number": "3",         "name": "VDD",         "type": "power_in",-        "description": "Unregulated input supply. Recommended operating range up to 18V (absolute max 20V). Requires a 1 \u00b5F ceramic bypass capacitor to GND placed close to the pin. Input must exceed Vout by at least the dropout voltage to maintain regulation."+        "description": "Unregulated input supply. Recommended operating range up to 18V (absolute max 20V). Requires a 1 µF ceramic bypass capacitor to GND placed close to the pin. Input must exceed Vout by at least the dropout voltage to maintain regulation."       }     ],     "provenance": {@@ -120,9 +120,9 @@     "docs/hero.png",     "docs/bl8072cltr33-datasheet.pdf",     "viewers/symbol.html",-    "viewers/footprint.html"+    "viewers/footprint.html",+    "pads.json"   ],-  "visibility": {-    "public": true-  }+  "visibility": "public",+  "description": "BL Shanghai Belling Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-3. Datasheet-verified pinout, KiCad symbol/footprint/3D." }\ No newline at end of file