ns4263

@@ -33,5 +33,126 @@   "author": {     "name": "Ray",     "email": "[email protected]"+  },+  "component": {+    "mpn": "NS4263",+    "manufacturer": "Shenzhen Nsiway Tech",+    "package": "SOIC-16",+    "pin_count": 16,+    "category": "Audio Power OpAmps",+    "parts": {+      "symbol": "ns4263.kicad_sym",+      "footprint": "ns4263.kicad_mod",+      "model_3d": "ns4263-etched.glb",+      "model_3d_plain": "ns4263.glb",+      "model_3d_step": "ns4263-etched.step",+      "model_3d_step_plain": "ns4263.step",+      "lbr": "ns4263.lbr"+    },+    "pins": [+      {+        "number": "1",+        "name": "SD",+        "type": "input",+        "description": "Shutdown and Class-AB/Class-D mode-select control via one-wire pulse (VIH=1.4V min, VIL=0.4V max). A logic high held >100 us places the chip in low-power shutdown; a single falling edge sets Class-AB, two consecutive falling edges set Class-D. THI/TLO pulse widths must be 1-12 us."+      },+      {+        "number": "2",+        "name": "GND",+        "type": "power_in",+        "description": "Device ground / power return. Connect together with pins 7 and 15 to the board ground plane."+      },+      {+        "number": "3",+        "name": "VoPA",+        "type": "output",+        "description": "Left-channel BTL positive output. Drives one side of the left speaker (4-8 Ω typical) in bridge-tied load mode; in single-ended headphone mode this side is coupled through the 100 uF output cap."+      },+      {+        "number": "4",+        "name": "VDD",+        "type": "power_in",+        "description": "Main analog/PWM supply input, 3.0-5.5 V operating (6 V abs max). Bypass with 10 uF electrolytic in parallel with 0.1 uF ceramic close to the pin; tie together with pin 13."+      },+      {+        "number": "5",+        "name": "VoNA",+        "type": "output",+        "description": "Left-channel BTL negative output. Drives the return side of the left speaker in bridge mode; used as the left-channel single-ended output to the headphone jack via the 100 uF DC-blocking capacitor."+      },+      {+        "number": "6",+        "name": "INNA",+        "type": "input",+        "description": "Left-channel inverting audio input. AC-coupled through Ci (0.1-0.39 uF) and series input resistor Ri (typ. 20 kΩ); gain per channel Av = 240k / Rin. Non-inverting input is tied internally to VREF."+      },+      {+        "number": "7",+        "name": "GND",+        "type": "power_in",+        "description": "Device ground / power return. Tie together with pins 2 and 15 to the ground plane."+      },+      {+        "number": "8",+        "name": "NC",+        "type": "unconnected",+        "description": "No internal connection. Leave floating or tie to ground per PCB convenience."+      },+      {+        "number": "9",+        "name": "NC",+        "type": "unconnected",+        "description": "No internal connection. Leave floating or tie to ground per PCB convenience."+      },+      {+        "number": "10",+        "name": "VREF",+        "type": "passive",+        "description": "Internal mid-supply bias reference (approx. VDD/2). Requires a 1 uF bypass capacitor Cb to GND; the cap value sets startup ramp / pop-noise behavior."+      },+      {+        "number": "11",+        "name": "INNB",+        "type": "input",+        "description": "Right-channel inverting audio input. AC-coupled through Ci (0.1-0.39 uF) and series input resistor Ri (typ. 20 kΩ); gain per channel Av = 240k / Rin. Non-inverting input is tied internally to VREF."+      },+      {+        "number": "12",+        "name": "VoNB",+        "type": "output",+        "description": "Right-channel BTL negative output. Drives the return side of the right speaker in bridge mode; used as the right-channel single-ended output to the headphone jack via the 100 uF DC-blocking capacitor."+      },+      {+        "number": "13",+        "name": "VDD",+        "type": "power_in",+        "description": "Main analog/PWM supply input, 3.0-5.5 V operating (6 V abs max). Tie together with pin 4 and bypass with 10 uF electrolytic in parallel with 0.1 uF ceramic close to the pin."+      },+      {+        "number": "14",+        "name": "VoPB",+        "type": "output",+        "description": "Right-channel BTL positive output. Drives one side of the right speaker (4-8 Ω typical) in bridge-tied load mode."+      },+      {+        "number": "15",+        "name": "GND",+        "type": "power_in",+        "description": "Device ground / power return. Tie together with pins 2 and 7 to the ground plane."+      },+      {+        "number": "16",+        "name": "HP-IN",+        "type": "input",+        "description": "Headphone-mode select input (VIH=1.4V min, VIL=0.4V max). Logic low = BTL speaker mode; logic high = single-ended stereo headphone mode. Typically driven from a resistor divider off the headphone jack's mechanical switch (HP CONTROL) so plug insertion auto-switches the output topology."+      }+    ],+    "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+}