CN3702

@@ -44,6 +44,20 @@ CN3702 from ShangHai Consonance Elec, in a TSSOP-16. Pinout and pin descriptions - Footprint: `Package_SO:TSSOP-16_4.4x5mm_P0.65mm` - 3D model: TSSOP-16 (KiCad packages3D, STEP) +## 3D model downloads++Two STEP files. Same geometry, different body top:++| File | Size | Use it when |+|---|---|---|+| [`cn3702.step`](cn3702.step) | 205 KB | You want the bare part, or you mark your own boards. |+| [`cn3702-etched.step`](cn3702-etched.step) | 1.9 MB | You want the part with `CN3702` already on it. |++The marking in the etched file is real recessed geometry cut into the solid, not a+texture or a decal: 463 faces against 255 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": "cn3702",-  "version": "0.1.0",+  "version": "0.2.0",   "type": "component",   "description": "ShangHai Consonance Elec Battery Management, TSSOP-16. Datasheet-verified pinout, KiCad symbol/footprint/3D.",   "tags": [

@@ -4,7 +4,7 @@   "slug": "cn3702",   "title": "CN3702",   "brief": "ShangHai Consonance Elec Battery Management, TSSOP-16. Datasheet-verified pinout, KiCad symbol/footprint/3D.",-  "version": "0.1.0",+  "version": "0.2.0",   "license": "CC-BY-SA-4.0",   "tags": [     "component",@@ -64,13 +64,13 @@         "number": "6",         "name": "TEMP",         "type": "input",-        "description": "Battery temperature-monitor input. Connect an NTC thermistor (10 k\u03a9 @ 25 \u00b0C) between TEMP and GND. Internal ~50 uA pull-up; comparator thresholds ~1.61 V (high-temp) and ~0.175 V (low-temp) suspend charging when temperature is out of range."+        "description": "Battery temperature-monitor input. Connect an NTC thermistor (10 kΩ @ 25 °C) between TEMP and GND. Internal ~50 uA pull-up; comparator thresholds ~1.61 V (high-temp) and ~0.175 V (low-temp) suspend charging when temperature is out of range."       },       {         "number": "7",         "name": "EOC",         "type": "input",-        "description": "End-of-charge current programming input. Connect directly to GND for the minimum termination current or through a resistor Rext (\u2264100 k\u03a9) to GND to program the termination current per IEOC = 1.278\u00b7(14350 + Rext) / (Rcs\u00b710^6)."+        "description": "End-of-charge current programming input. Connect directly to GND for the minimum termination current or through a resistor Rext (≤100 kΩ) to GND to program the termination current per IEOC = 1.278·(14350 + Rext) / (Rcs·10^6)."       },       {         "number": "8",@@ -82,7 +82,7 @@         "number": "9",         "name": "COM2",         "type": "passive",-        "description": "Loop compensation input 2. Connect a series 120 \u03a9 resistor and 220 nF capacitor between COM2 and GND."+        "description": "Loop compensation input 2. Connect a series 120 Ω resistor and 220 nF capacitor between COM2 and GND."       },       {         "number": "10",@@ -106,13 +106,13 @@         "number": "13",         "name": "CSP",         "type": "input",-        "description": "Positive charge-current sense input. Senses the voltage across the external current-sense resistor Rcs connected between CSP and BAT; the internal loop regulates VCSP\u2212VBAT to 200 mV (typ) so that Icharge = 200 mV / Rcs."+        "description": "Positive charge-current sense input. Senses the voltage across the external current-sense resistor Rcs connected between CSP and BAT; the internal loop regulates VCSP−VBAT to 200 mV (typ) so that Icharge = 200 mV / Rcs."       },       {         "number": "14",         "name": "BAT",         "type": "input",-        "description": "Battery-voltage sense input and negative current-sense input. Internal precision resistor divider and reference set the 8.4 V (\u00b11%) constant-voltage regulation point for the 2-cell battery."+        "description": "Battery-voltage sense input and negative current-sense input. Internal precision resistor divider and reference set the 8.4 V (±1%) constant-voltage regulation point for the 2-cell battery."       },       {         "number": "15",@@ -124,7 +124,7 @@         "number": "16",         "name": "DRV",         "type": "output",-        "description": "Gate driver output for the external P-channel MOSFET. Drives referenced to VCC (VCC\u2212VDRV \u2248 60 mV high, \u22655.8 V low), with 30-65 ns typical rise/fall times into a 2 nF load."+        "description": "Gate driver output for the external P-channel MOSFET. Drives referenced to VCC (VCC−VDRV ≈ 60 mV high, ≥5.8 V low), with 30-65 ns typical rise/fall times into a 2 nF load."       }     ],     "provenance": {@@ -198,9 +198,9 @@     "docs/hero.png",     "docs/cn3702-datasheet.pdf",     "viewers/symbol.html",-    "viewers/footprint.html"+    "viewers/footprint.html",+    "pads.json"   ],-  "visibility": {-    "public": true-  }+  "visibility": "public",+  "description": "ShangHai Consonance Elec Battery Management, TSSOP-16. Datasheet-verified pinout, KiCad symbol/footprint/3D." }\ No newline at end of file