AL8843SP-13

{
 "schema": "adom.pads/1",
 "slug": "al8843sp-13",
 "footprint": "Diodes_SO-8EP",
 "generated_from": {
  "footprint": "Diodes_SO-8EP@sha256:e4747640ff122bb4",
  "pins": "page.json:component.pins",
  "overrides": null
 },
 "pin1": {
  "pad": "1",
  "at": [
   -2.4975,
   -1.905
  ],
  "corner": "top-left",
  "source": "silk-marker",
  "derived_from": "Diodes_SO-8EP@sha256:e4747640ff122bb4"
 },
 "pad_count": 9,
 "symbol_pins": [
  "1",
  "2",
  "3",
  "4",
  "5",
  "6",
  "7",
  "8",
  "9"
 ],
 "paste_apertures": 0,
 "issues": [],
 "pads": [
  {
   "pad": "1",
   "kind": "smd",
   "shape": "rect",
   "at": [
    -2.4975,
    -1.905
   ],
   "rot": 0.0,
   "size": [
    1.505,
    0.802
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "1",
   "name": "GND",
   "type": "power_in",
   "description": "Ground of IC. Tie to system ground plane; internally connected to pin 2 and exposed pad.",
   "is_pin1": true,
   "source": {
    "geometry": "Diodes_SO-8EP.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "2",
   "kind": "smd",
   "shape": "rect",
   "at": [
    -2.4975,
    -0.635
   ],
   "rot": 0.0,
   "size": [
    1.505,
    0.802
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "2",
   "name": "GND",
   "type": "power_in",
   "description": "Ground of IC. Tie to system ground plane; internally connected to pin 1 and exposed pad.",
   "is_pin1": false,
   "source": {
    "geometry": "Diodes_SO-8EP.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "3",
   "kind": "smd",
   "shape": "rect",
   "at": [
    -2.4975,
    0.635
   ],
   "rot": 0.0,
   "size": [
    1.505,
    0.802
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "3",
   "name": "SET",
   "type": "input",
   "description": "Set nominal output current pin. Connect resistor R_SET from this pin to VIN to define the nominal average output current. Mean current-sense threshold V_SET typ 100mV (96-104mV) with respect to VIN; I_SET typ 8µA.",
   "is_pin1": false,
   "source": {
    "geometry": "Diodes_SO-8EP.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "4",
   "kind": "smd",
   "shape": "rect",
   "at": [
    -2.4975,
    1.905
   ],
   "rot": 0.0,
   "size": [
    1.505,
    0.802
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "4",
   "name": "NC",
   "type": "unconnected",
   "description": "No connection. Leave floating or tie to ground for best noise immunity.",
   "is_pin1": false,
   "source": {
    "geometry": "Diodes_SO-8EP.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "5",
   "kind": "smd",
   "shape": "rect",
   "at": [
    2.4975,
    1.905
   ],
   "rot": 0.0,
   "size": [
    1.505,
    0.802
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "5",
   "name": "CTRL",
   "type": "input",
   "description": "Multi-function On/Off and brightness control input. Leave floating for normal operation. Drive below 0.3V to shut down the power switch. Analog dim by applying 0.4V-2.5V DC (10%-100% of I_OUT_NOM); >2.6V gives 100%. Accepts PWM (low <0.3V, high >2.6V, edges <1µs). A capacitor from CTRL to GND increases soft-start time (default t_SS ≈ 0.1ms; adds ~1.5ms/nF).",
   "is_pin1": false,
   "source": {
    "geometry": "Diodes_SO-8EP.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "6",
   "kind": "smd",
   "shape": "rect",
   "at": [
    2.4975,
    0.635
   ],
   "rot": 0.0,
   "size": [
    1.505,
    0.802
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "6",
   "name": "VIN",
   "type": "power_in",
   "description": "Input supply voltage, 4.5V to 40V (abs max 42V). Decouple to ground with a 10µF or higher X7R ceramic capacitor placed close to the device. UVLO rising typ 3.9V with 250mV hysteresis.",
   "is_pin1": false,
   "source": {
    "geometry": "Diodes_SO-8EP.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "7",
   "kind": "smd",
   "shape": "rect",
   "at": [
    2.4975,
    -0.635
   ],
   "rot": 0.0,
   "size": [
    1.505,
    0.802
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "7",
   "name": "SW",
   "type": "output",
   "description": "Switch node - drain of the internal 40V NDMOS high-side switch (R_ON typ 0.2Ω). Connect the inductor and freewheeling Schottky diode here, minimizing track length to reduce EMI. Internally tied to pin 8.",
   "is_pin1": false,
   "source": {
    "geometry": "Diodes_SO-8EP.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "8",
   "kind": "smd",
   "shape": "rect",
   "at": [
    2.4975,
    -1.905
   ],
   "rot": 0.0,
   "size": [
    1.505,
    0.802
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "8",
   "name": "SW",
   "type": "output",
   "description": "Switch node - drain of the internal 40V NDMOS high-side switch. Connect the inductor and freewheeling Schottky diode here, minimizing track length to reduce EMI. Internally tied to pin 7.",
   "is_pin1": false,
   "source": {
    "geometry": "Diodes_SO-8EP.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "9",
   "kind": "smd",
   "shape": "rect",
   "at": [
    0.0,
    0.0
   ],
   "rot": 0.0,
   "size": [
    2.613,
    3.502
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": true,
   "pin": "9",
   "name": "EP",
   "type": "power_in",
   "description": "Exposed pad / thermal tab. Connects to GND and to the PCB thermal mass for enhanced thermal impedance. Solder to a copper pour tied to ground.",
   "is_pin1": false,
   "source": {
    "geometry": "Diodes_SO-8EP.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  }
 ]
}