ea3058qdr

@@ -33,5 +33,180 @@   "author": {     "name": "Ray",     "email": "[email protected]"+  },+  "component": {+    "mpn": "EA3058QDR",+    "manufacturer": "Everanalog IC design",+    "package": "QFN-24-EP(4x4)",+    "pin_count": 25,+    "category": "DC-DC Converters",+    "parts": {+      "symbol": "ea3058qdr.kicad_sym",+      "footprint": "ea3058qdr.kicad_mod",+      "model_3d": "ea3058qdr-etched.glb",+      "model_3d_plain": "ea3058qdr.glb",+      "model_3d_step": "ea3058qdr-etched.step",+      "model_3d_step_plain": "ea3058qdr.step",+      "lbr": "ea3058qdr.lbr"+    },+    "pins": [+      {+        "number": "1",+        "name": "PGND3",+        "type": "power_in",+        "description": "Power ground pin of CH3. Return path for CH3 buck regulator low-side MOSFET; connect directly to ground plane."+      },+      {+        "number": "2",+        "name": "FB3",+        "type": "input",+        "description": "Feedback input of CH3. Connect to CH3 output voltage via a resistor divider (VOUT = 0.6 × R1/R2 + 0.6V); reference voltage is 0.6V typical."+      },+      {+        "number": "3",+        "name": "VCC",+        "type": "power_in",+        "description": "Input supply pin for the internal control circuit. Operating range 2.7V to 5.5V; typically bypassed with a 0.1uF ceramic capacitor to AGND."+      },+      {+        "number": "4",+        "name": "AGND",+        "type": "power_in",+        "description": "Analog ground pin. Connect directly to the internal ground layer via a dedicated via for a clean reference."+      },+      {+        "number": "5",+        "name": "FB2",+        "type": "input",+        "description": "Feedback input of CH2. Connect to CH2 output voltage via a resistor divider (VOUT = 0.6 × R1/R2 + 0.6V); reference voltage is 0.6V typical."+      },+      {+        "number": "6",+        "name": "PGND2",+        "type": "power_in",+        "description": "Power ground pin of CH2. Return path for CH2 buck regulator low-side MOSFET; connect directly to ground plane."+      },+      {+        "number": "7",+        "name": "LX2",+        "type": "output",+        "description": "Internal MOSFET switching output of CH2. Connect to the LC low-pass filter (inductor + output capacitor) to obtain a stable DC output voltage; high dV/dt node."+      },+      {+        "number": "8",+        "name": "VIN2",+        "type": "power_in",+        "description": "Power input pin of CH2 buck converter (2.7V to 5.5V). Recommended to place a 10uF MLCC capacitor between VIN2 and PGND2."+      },+      {+        "number": "9",+        "name": "EN2",+        "type": "input",+        "description": "CH2 turn on/off control input. Do not leave floating; VIH ≥ 2V, VIL ≤ 0.4V. Can be RC-delayed for programmable soft-start timing."+      },+      {+        "number": "10",+        "name": "EN1",+        "type": "input",+        "description": "CH1 turn on/off control input. Do not leave floating; VIH ≥ 2V, VIL ≤ 0.4V. Can be RC-delayed for programmable soft-start timing."+      },+      {+        "number": "11",+        "name": "VIN1",+        "type": "power_in",+        "description": "Power input pin of CH1 buck converter (2.7V to 5.5V). Recommended to place a 10uF MLCC capacitor between VIN1 and PGND1."+      },+      {+        "number": "12",+        "name": "LX1",+        "type": "output",+        "description": "Internal MOSFET switching output of CH1. Connect to the LC low-pass filter (inductor + output capacitor) to obtain a stable DC output voltage; high dV/dt node."+      },+      {+        "number": "13",+        "name": "PGND1",+        "type": "power_in",+        "description": "Power ground pin of CH1. Return path for CH1 buck regulator low-side MOSFET; connect directly to ground plane."+      },+      {+        "number": "14",+        "name": "FB1",+        "type": "input",+        "description": "Feedback input of CH1. Connect to CH1 output voltage via a resistor divider (VOUT = 0.6 × R1/R2 + 0.6V); reference voltage is 0.6V typical."+      },+      {+        "number": "15",+        "name": "FB4",+        "type": "input",+        "description": "Feedback input of CH4. Connect to CH4 output voltage via a resistor divider (VOUT = 0.6 × R1/R2 + 0.6V); reference voltage is 0.6V typical."+      },+      {+        "number": "16",+        "name": "PGND4",+        "type": "power_in",+        "description": "Power ground pin of CH4. Return path for CH4 buck regulator low-side MOSFET; connect directly to ground plane."+      },+      {+        "number": "17",+        "name": "NC",+        "type": "unconnected",+        "description": "No connect. Leave floating or tie to ground per PCB layout convenience."+      },+      {+        "number": "18",+        "name": "NC",+        "type": "unconnected",+        "description": "No connect. Leave floating or tie to ground per PCB layout convenience."+      },+      {+        "number": "19",+        "name": "LX4",+        "type": "output",+        "description": "Internal MOSFET switching output of CH4. Connect to the LC low-pass filter (inductor + output capacitor) to obtain a stable DC output voltage; high dV/dt node."+      },+      {+        "number": "20",+        "name": "VIN4",+        "type": "power_in",+        "description": "Power input pin of CH4 buck converter (2.7V to 5.5V). Recommended to place a 10uF MLCC capacitor between VIN4 and PGND4."+      },+      {+        "number": "21",+        "name": "EN4",+        "type": "input",+        "description": "CH4 turn on/off control input. Do not leave floating; VIH ≥ 2V, VIL ≤ 0.4V. Can be RC-delayed for programmable soft-start timing."+      },+      {+        "number": "22",+        "name": "EN3",+        "type": "input",+        "description": "CH3 turn on/off control input. Do not leave floating; VIH ≥ 2V, VIL ≤ 0.4V. Can be RC-delayed for programmable soft-start timing."+      },+      {+        "number": "23",+        "name": "VIN3",+        "type": "power_in",+        "description": "Power input pin of CH3 buck converter (2.7V to 5.5V). Recommended to place a 10uF MLCC capacitor between VIN3 and PGND3."+      },+      {+        "number": "24",+        "name": "LX3",+        "type": "output",+        "description": "Internal MOSFET switching output of CH3. Connect to the LC low-pass filter (inductor + output capacitor) to obtain a stable DC output voltage; high dV/dt node."+      },+      {+        "number": "25",+        "name": "EP",+        "type": "power_in",+        "description": "Exposed thermal pad. Must be soldered to a large PCB copper plane and connected to GND for appropriate heat dissipation."+      }+    ],+    "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+}