LM4890S

@@ -62,6 +62,18 @@   <smd name="6" x="2.1125" y="-0.3250" dx="1.6250" dy="0.4000" layer="1"/>   <smd name="7" x="2.1125" y="0.3250" dx="1.6250" dy="0.4000" layer="1"/>   <smd name="8" x="2.1125" y="0.9750" dx="1.6250" dy="0.4000" layer="1"/>+  <polygon width="0.1200" layer="21">+    <vertex x="-2.1600" y="1.4400"/>+    <vertex x="-2.4000" y="1.7700"/>+    <vertex x="-1.9200" y="1.7700"/>+  </polygon>+  <polygon width="0.1000" layer="51">+    <vertex x="-0.7500" y="1.5000"/>+    <vertex x="1.5000" y="1.5000"/>+    <vertex x="1.5000" y="-1.5000"/>+    <vertex x="-1.5000" y="-1.5000"/>+    <vertex x="-1.5000" y="0.7500"/>+  </polygon>   <wire x1="-1.6100" y1="1.6100" x2="1.6100" y2="1.6100" width="0.1200" layer="21"/>   <wire x1="-1.6100" y1="1.4350" x2="-1.6100" y2="1.6100" width="0.1200" layer="21"/>   <wire x1="-1.6100" y1="-1.6100" x2="-1.6100" y2="-1.4350" width="0.1200" layer="21"/>@@ -70,7 +82,7 @@   <wire x1="1.6100" y1="-1.6100" x2="-1.6100" y2="-1.6100" width="0.1200" layer="21"/>   <text x="0" y="2.388" size="1.27" layer="25" align="bottom-center">&gt;NAME</text>   <text x="0" y="-2.388" size="1.27" layer="27" align="top-center">&gt;VALUE</text>-<!--adom-pin1--><polygon width="0.0500" layer="21"><vertex x="-2.1600" y="1.4400"/><vertex x="-2.4000" y="1.7700"/><vertex x="-1.9200" y="1.7700"/></polygon></package>+</package> </packages> <symbols> <symbol name="LM4890S">@@ -108,7 +120,13 @@         <connect gate="G$1" pin="VDD" pad="6"/>         <connect gate="G$1" pin="VO1" pad="5"/>       </connects>-      <technologies><technology name=""/></technologies>+      <technologies>+        <technology name="">+          <attribute name="MPN" value="LM4890S" constant="no"/>+          <attribute name="MANUFACTURER" value="IDCHIP" constant="no"/>+          <attribute name="LCSC_PN" value="C329452" constant="no"/>+        </technology>+      </technologies>     </device>   </devices> </deviceset>

@@ -26,19 +26,21 @@       "model_3d_step": "lm4890s.step",       "lbr": "lm4890s.lbr"     },-    "distributor_links": {},+    "distributor_links": {+      "lcsc": "C329452"+    },     "pins": [       {         "number": "1",         "name": "SHUTDOWN",         "type": "input",-        "description": "Active-low shutdown control. Drive high (VIH ≥ 1.2V) for normal operation; drive low (VIL ≤ 0.4V) to place the amplifier into low-power shutdown mode (ISD ≈ 0.1µA typ)."+        "description": "Active-low shutdown control. Drive high (VIH \u2265 1.2V) for normal operation; drive low (VIL \u2264 0.4V) to place the amplifier into low-power shutdown mode (ISD \u2248 0.1\u00b5A typ)."       },       {         "number": "2",         "name": "BYPASS",         "type": "passive",-        "description": "Internal common-mode (half-supply) bias bypass node. Connect a bypass capacitor (typically 1µF) from this pin to GND to filter the internal mid-rail reference and improve PSRR / pop suppression."+        "description": "Internal common-mode (half-supply) bias bypass node. Connect a bypass capacitor (typically 1\u00b5F) from this pin to GND to filter the internal mid-rail reference and improve PSRR / pop suppression."       },       {         "number": "3",@@ -50,19 +52,19 @@         "number": "4",         "name": "-IN",         "type": "input",-        "description": "Inverting analog audio input. Sets the closed-loop gain via external RIN (typ 20kΩ) and Rf (typ 68kΩ); combines with CIN to form the input high-pass filter fC = 1/(2π·RIN·CIN)."+        "description": "Inverting analog audio input. Sets the closed-loop gain via external RIN (typ 20k\u03a9) and Rf (typ 68k\u03a9); combines with CIN to form the input high-pass filter fC = 1/(2\u03c0\u00b7RIN\u00b7CIN)."       },       {         "number": "5",         "name": "VO1",         "type": "output",-        "description": "BTL speaker output (negative/inverting side of the bridge, VOUT-). Connect one terminal of the 8Ω speaker load between VO1 (pin 5) and VO2 (pin 8). No output coupling capacitor required."+        "description": "BTL speaker output (negative/inverting side of the bridge, VOUT-). Connect one terminal of the 8\u03a9 speaker load between VO1 (pin 5) and VO2 (pin 8). No output coupling capacitor required."       },       {         "number": "6",         "name": "VDD",         "type": "power_in",-        "description": "Positive supply input, 2.2V to 5.5V operating range (5.5V absolute max). Decouple locally with CS (typ 1µF) to GND."+        "description": "Positive supply input, 2.2V to 5.5V operating range (5.5V absolute max). Decouple locally with CS (typ 1\u00b5F) to GND."       },       {         "number": "7",@@ -74,7 +76,7 @@         "number": "8",         "name": "VO2",         "type": "output",-        "description": "BTL speaker output (positive/non-inverting side of the bridge, VOUT+). Connect the other terminal of the 8Ω speaker load here. No output coupling capacitor required."+        "description": "BTL speaker output (positive/non-inverting side of the bridge, VOUT+). Connect the other terminal of the 8\u03a9 speaker load here. No output coupling capacitor required."       }     ],     "provenance": {