NS4165B

@@ -32,6 +32,20 @@ NS4165B from Shenzhen Nsiway Tech, in a ESOP-8. Pinout and pin descriptions extr - Footprint: `Package_SO:SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm` - 3D model: ESOP-8 (KiCad packages3D, STEP) +## 3D model downloads++Two STEP files. Same geometry, different body top:++| File | Size | Use it when |+|---|---|---|+| [`ns4165b.step`](ns4165b.step) | 193 KB | You want the bare part, or you mark your own boards. |+| [`ns4165b-etched.step`](ns4165b-etched.step) | 1.4 MB | You want the part with `NS4165B` already on it. |++The marking in the etched file is real recessed geometry cut into the solid, not a+texture or a decal: 358 faces against 63 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": "ns4165b",-  "version": "0.1.0",+  "version": "0.2.0",   "type": "component",   "description": "Shenzhen Nsiway Tech Audio Power OpAmps, ESOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",   "tags": [

@@ -4,7 +4,7 @@   "slug": "ns4165b",   "title": "NS4165B",   "brief": "Shenzhen Nsiway Tech Audio Power OpAmps, ESOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",-  "version": "0.1.0",+  "version": "0.2.0",   "license": "CC-BY-SA-4.0",   "tags": [     "component",@@ -34,37 +34,37 @@         "number": "1",         "name": "SD",         "type": "input",-        "description": "Shutdown control input. High level puts the amplifier into power-down; low level enables normal operation. Internal pull-down means the part is ON when the pin is left floating. Logic thresholds: VIH \u2265 0.7\u00b7VDD, VIL \u2264 0.7 V."+        "description": "Shutdown control input. High level puts the amplifier into power-down; low level enables normal operation. Internal pull-down means the part is ON when the pin is left floating. Logic thresholds: VIH ≥ 0.7·VDD, VIL ≤ 0.7 V."       },       {         "number": "2",         "name": "Bypass",         "type": "passive",-        "description": "Internal reference voltage (VDD/2) bypass node. Connect an external decoupling capacitor (typically 1 \u00b5F) to GND to stabilize the mid-rail bias and minimize pop/click noise at start-up."+        "description": "Internal reference voltage (VDD/2) bypass node. Connect an external decoupling capacitor (typically 1 µF) to GND to stabilize the mid-rail bias and minimize pop/click noise at start-up."       },       {         "number": "3",         "name": "AB/D",         "type": "input",-        "description": "Class-AB / Class-D mode select input. High level selects Class-D operation; low level selects Class-AB. Internal pull-up defaults to Class-D when the pin is left floating. Logic thresholds: VIH \u2265 0.7\u00b7VDD, VIL \u2264 0.7 V."+        "description": "Class-AB / Class-D mode select input. High level selects Class-D operation; low level selects Class-AB. Internal pull-up defaults to Class-D when the pin is left floating. Logic thresholds: VIH ≥ 0.7·VDD, VIL ≤ 0.7 V."       },       {         "number": "4",         "name": "INN",         "type": "input",-        "description": "Inverting analog audio signal input. AC-coupled through a series input capacitor Ci and gain-setting resistor Ri. Closed-loop gain Av = 300 k\u03a9 / Ri (internal feedback resistor 300 k\u03a9, \u00b110%)."+        "description": "Inverting analog audio signal input. AC-coupled through a series input capacitor Ci and gain-setting resistor Ri. Closed-loop gain Av = 300 kΩ / Ri (internal feedback resistor 300 kΩ, ±10%)."       },       {         "number": "5",         "name": "VON",         "type": "output",-        "description": "Negative BTL speaker output. Drives one terminal of the loudspeaker directly (filterless in Class-D). Delivers up to 5.4 W into 2\u03a9 (Class-D, 10% THD, VDD=5V) together with VOP."+        "description": "Negative BTL speaker output. Drives one terminal of the loudspeaker directly (filterless in Class-D). Delivers up to 5.4 W into 2Ω (Class-D, 10% THD, VDD=5V) together with VOP."       },       {         "number": "6",         "name": "VDD",         "type": "power_in",-        "description": "Supply voltage input. Recommended operating range 3.0 V to 5.5 V (absolute maximum 6.5 V). Bypass locally with 100 \u00b5F in parallel with a 1 \u00b5F ceramic capacitor as close to the pin as possible."+        "description": "Supply voltage input. Recommended operating range 3.0 V to 5.5 V (absolute maximum 6.5 V). Bypass locally with 100 µF in parallel with a 1 µF ceramic capacitor as close to the pin as possible."       },       {         "number": "7",@@ -76,7 +76,7 @@         "number": "8",         "name": "VOP",         "type": "output",-        "description": "Positive BTL speaker output. Drives the opposite terminal of the loudspeaker from VON. Together the differential pair supplies up to 5.4 W into 2\u03a9 at VDD=5V with 90% peak efficiency in Class-D mode."+        "description": "Positive BTL speaker output. Drives the opposite terminal of the loudspeaker from VON. Together the differential pair supplies up to 5.4 W into 2Ω at VDD=5V with 90% peak efficiency in Class-D mode."       },       {         "number": "9",@@ -157,6 +157,9 @@     "docs/hero.png",     "docs/ns4165b-datasheet.pdf",     "viewers/symbol.html",-    "viewers/footprint.html"-  ]+    "viewers/footprint.html",+    "pads.json"+  ],+  "description": "Shenzhen Nsiway Tech Audio Power OpAmps, ESOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+  "visibility": "public" }\ No newline at end of file