al8860qmp-13

@@ -33,5 +33,85 @@   "author": {     "name": "Ray",     "email": "[email protected]"+  },+  "component": {+    "mpn": "AL8860QMP-13",+    "manufacturer": "Diodes Incorporated",+    "package": "MSOP-8-EP",+    "pin_count": 9,+    "category": "LED Drivers",+    "parts": {+      "symbol": "al8860qmp-13.kicad_sym",+      "footprint": "al8860qmp-13.kicad_mod",+      "model_3d": "al8860qmp-13-etched.glb",+      "model_3d_plain": "al8860qmp-13.glb",+      "model_3d_step": "al8860qmp-13-etched.step",+      "model_3d_step_plain": "al8860qmp-13.step",+      "lbr": "al8860qmp-13.lbr"+    },+    "pins": [+      {+        "number": "1",+        "name": "SET",+        "type": "input",+        "description": "Current-sense/set input. Connect resistor RS from this pin to VIN to define nominal average output current: IOUT_NOM = 0.1V / RS. Absolute maximum voltage -0.3V to 42V; typical SET pin input current 8µA at VSET = VIN - 0.1V."+      },+      {+        "number": "2",+        "name": "GND",+        "type": "power_in",+        "description": "Ground return. Pin 2 is the primary thermal/conductive ground path - most of the AL8860Q's heat is conducted through this pin; use a large earth plane with thermal vias."+      },+      {+        "number": "3",+        "name": "GND",+        "type": "power_in",+        "description": "Ground return (second GND pin). Tie to the same low-impedance ground plane as pin 2."+      },+      {+        "number": "4",+        "name": "CTRL",+        "type": "input",+        "description": "Multi-function on/off and brightness control. Leave floating for normal operation. Drive below 0.2V to turn output off (shutdown). DC voltage 0.3V-2.5V provides linear analog dimming from 5% to 100% of IOUT_NOM. PWM drive (open-drain/open-collector or 3.3V logic, f < 500Hz recommended) gives 1%-100% dimming. A capacitor to GND extends soft-start time (default 0.1ms; additional ≈1.5ms per nF). Absolute max -0.3V to 6V; keep below 5V for normal operation (>5V enters test mode)."+      },+      {+        "number": "5",+        "name": "SW",+        "type": "output",+        "description": "Switching node. Drain of the internal 40V NDMOS power switch. Connect to the external inductor and freewheeling Schottky diode anode. On-resistance RON ≈ 0.2Ω at ISW = 100mA; leakage ≤ 5µA. Absolute max -0.3V to 42V."+      },+      {+        "number": "6",+        "name": "SW",+        "type": "output",+        "description": "Switching node (second SW pin, internally tied to pin 5). Drain of the internal NDMOS switch; parallel with pin 5 for current handling."+      },+      {+        "number": "7",+        "name": "N/C",+        "type": "unconnected",+        "description": "No connection. Leave floating or tie to a non-conductive area on the PCB."+      },+      {+        "number": "8",+        "name": "VIN",+        "type": "power_in",+        "description": "Input supply voltage, 4.5V to 40V (absolute max 42V). Decouple to GND with a 10µF or higher X7R (or X5R) ceramic capacitor placed as close as possible to the device. Internal regulator startup threshold ≈ 3.8V-4.5V."+      },+      {+        "number": "EP",+        "name": "EP",+        "type": "passive",+        "description": "Exposed thermal pad on the package underside. Connect to GND and to a copper thermal mass for enhanced thermal impedance (θJA = 56°C/W, θJC = 15°C/W). Not intended as an electrical ground conduction path - use the GND pins for current return.",+        "thermal_pad": true+      }+    ],+    "provenance": {+      "rebuilt": "component block rebuilt 2026-10-05 from this page's own README pinout table and .kicad_sym (pins cross-checked), no re-extraction"+    },+    "viewers": {+      "symbol": "viewers/symbol.html",+      "footprint": "viewers/footprint.html"+    }   }-}\ No newline at end of file+}