component

MCP3918A1-E

Public Made by Adom

by adom

Microchip Tech Energy Metering ICs, QFN-20-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

componentadc-dac-data conversionmcp3918a1-efactory-2.0.0extractor-text

Changed since verified MCP3918A1-E

by Ray · last 30 Oct 2026 · 1 record · files changed since
SymbolFootprint3D modelPins

Verification log 1 record

30 Oct 2026RayPublished by the parts factory: tier mfr, 21 pinschanged since
SymbolFootprint3D modelPinsfor all variants
  • ✓component-page-verify: PASS
  • ✓cad_props: Datasheet, MPN and distributor properties match page.json
  • ✓component: MCP3918A1-E · QFN-20-EP(4x4) · 21 pins
  • ✓copper: 21 copper pads, none touching another net
  • ✓datasheet: all 21 pin names found in the 88-page datasheet
  • •distributor (warn): no ['digikey', 'mouser'] number
  • ✓family: QFN-20-1EP_4x4mm_P0.5mm_EP2.5x2.5mm
  • ✓files: 7 declared files present
  • ✓hero: docs/hero.png 4000x2500
  • ✓lbr: OK: /tmp/cpv-rm__n8g7/x.lbr is a valid EAGLE .lbr with complete deviceset
  • ✓license: CC-BY-SA-4.0
  • ✓models_3d: 2 records
  • •package_fit (skip): no component.package_dims on the page: the model is unchecked against the datasheet drawing
  • ✓pads: 21 pins = 21 pads
  • ✓pose: 2 STEP(s) Z-up, seated, centred
  • ✓symbol: 21 pins agree
  • ✓visibility: public, source open
Evidencedatasheet
Verified files! mcp3918a1-e.kicad_sym✓ mcp3918a1-e.kicad_mod✓ mcp3918a1-e.step
Spot something wrong? Report it as an issue Propose a fix Records are signed by members of adom.
Overview Files Discover Packages Releases Dependencies Issues Breadcrumbs Pull Requests Activity
← Commit history

mcp3918a1-e: symbol repaired (body fitted to the names)

Ray ·ba396fa9c7 ·1d ago ·parent 03d150a
2 files changed +59−50
mcp3918a1-e.kicad_sym+22−22mcp3918a1-e.lbr+37−28
mcp3918a1-e.kicad_sym+22−22
@@ -4,91 +4,91 @@     (property "Value" "MCP3918A1-E" (at 0 -17.78 0) (effects (font (size 1.27 1.27))))     (property "Footprint" "" (at 0 0 0) (effects (font (size 1.27 1.27)) hide))     (symbol "MCP3918A1-E_0_1"-    (rectangle (start -12.70 15.24) (end 12.70 -15.24)+    (rectangle (start -15.24 15.24) (end 15.24 -15.24)       (stroke (width 0.254) (type default)) (fill (type background)))     )     (symbol "MCP3918A1-E_1_1"-    (pin input line (at -17.78 12.70 0) (length 5.08)+    (pin input line (at -20.32 12.70 0) (length 5.08)       (name "CH0+" (effects (font (size 1.27 1.27))))       (number "1" (effects (font (size 1.27 1.27))))     )-    (pin input line (at -17.78 10.16 0) (length 5.08)+    (pin input line (at -20.32 10.16 0) (length 5.08)       (name "CH0-" (effects (font (size 1.27 1.27))))       (number "2" (effects (font (size 1.27 1.27))))     )-    (pin no_connect line (at -17.78 7.62 0) (length 5.08)+    (pin no_connect line (at -20.32 7.62 0) (length 5.08)       (name "NC" (effects (font (size 1.27 1.27))))       (number "3" (effects (font (size 1.27 1.27))))     )-    (pin no_connect line (at -17.78 5.08 0) (length 5.08)+    (pin no_connect line (at -20.32 5.08 0) (length 5.08)       (name "NC" (effects (font (size 1.27 1.27))))       (number "4" (effects (font (size 1.27 1.27))))     )-    (pin power_in line (at -17.78 2.54 0) (length 5.08)+    (pin power_in line (at -20.32 2.54 0) (length 5.08)       (name "AGND" (effects (font (size 1.27 1.27))))       (number "5" (effects (font (size 1.27 1.27))))     )-    (pin bidirectional line (at -17.78 0.00 0) (length 5.08)+    (pin bidirectional line (at -20.32 0.00 0) (length 5.08)       (name "REFIN+/OUT" (effects (font (size 1.27 1.27))))       (number "6" (effects (font (size 1.27 1.27))))     )-    (pin input line (at -17.78 -2.54 0) (length 5.08)+    (pin input line (at -20.32 -2.54 0) (length 5.08)       (name "REFIN-" (effects (font (size 1.27 1.27))))       (number "7" (effects (font (size 1.27 1.27))))     )-    (pin power_in line (at -17.78 -5.08 0) (length 5.08)+    (pin power_in line (at -20.32 -5.08 0) (length 5.08)       (name "DGND" (effects (font (size 1.27 1.27))))       (number "8" (effects (font (size 1.27 1.27))))     )-    (pin no_connect line (at -17.78 -7.62 0) (length 5.08)+    (pin no_connect line (at -20.32 -7.62 0) (length 5.08)       (name "NC" (effects (font (size 1.27 1.27))))       (number "9" (effects (font (size 1.27 1.27))))     )-    (pin output line (at -17.78 -10.16 0) (length 5.08)+    (pin output line (at -20.32 -10.16 0) (length 5.08)       (name "MDAT0" (effects (font (size 1.27 1.27))))       (number "10" (effects (font (size 1.27 1.27))))     )-    (pin bidirectional line (at -17.78 -12.70 0) (length 5.08)+    (pin bidirectional line (at -20.32 -12.70 0) (length 5.08)       (name "DR/GAIN1" (effects (font (size 1.27 1.27))))       (number "11" (effects (font (size 1.27 1.27))))     )-    (pin passive line (at 17.78 10.16 180) (length 5.08)+    (pin passive line (at 20.32 10.16 180) (length 5.08)       (name "EP" (effects (font (size 1.27 1.27))))       (number "21" (effects (font (size 1.27 1.27))))     )-    (pin power_in line (at 17.78 7.62 180) (length 5.08)+    (pin power_in line (at 20.32 7.62 180) (length 5.08)       (name "AVDD" (effects (font (size 1.27 1.27))))       (number "20" (effects (font (size 1.27 1.27))))     )-    (pin power_in line (at 17.78 5.08 180) (length 5.08)+    (pin power_in line (at 20.32 5.08 180) (length 5.08)       (name "DVDD" (effects (font (size 1.27 1.27))))       (number "19" (effects (font (size 1.27 1.27))))     )-    (pin input line (at 17.78 2.54 180) (length 5.08)+    (pin input line (at 20.32 2.54 180) (length 5.08)       (name "RESET/OSR0" (effects (font (size 1.27 1.27))))       (number "18" (effects (font (size 1.27 1.27))))     )-    (pin input line (at 17.78 0.00 180) (length 5.08)+    (pin input line (at 20.32 0.00 180) (length 5.08)       (name "SDI/OSR1" (effects (font (size 1.27 1.27))))       (number "17" (effects (font (size 1.27 1.27))))     )-    (pin output line (at 17.78 -2.54 180) (length 5.08)+    (pin output line (at 20.32 -2.54 180) (length 5.08)       (name "SDO" (effects (font (size 1.27 1.27))))       (number "16" (effects (font (size 1.27 1.27))))     )-    (pin input line (at 17.78 -5.08 180) (length 5.08)+    (pin input line (at 20.32 -5.08 180) (length 5.08)       (name "SCK/MCLK" (effects (font (size 1.27 1.27))))       (number "15" (effects (font (size 1.27 1.27))))     )-    (pin input line (at 17.78 -7.62 180) (length 5.08)+    (pin input line (at 20.32 -7.62 180) (length 5.08)       (name "CS/BOOST" (effects (font (size 1.27 1.27))))       (number "14" (effects (font (size 1.27 1.27))))     )-    (pin input line (at 17.78 -10.16 180) (length 5.08)+    (pin input line (at 20.32 -10.16 180) (length 5.08)       (name "OSC2/MODE" (effects (font (size 1.27 1.27))))       (number "13" (effects (font (size 1.27 1.27))))     )-    (pin input line (at 17.78 -12.70 180) (length 5.08)+    (pin input line (at 20.32 -12.70 180) (length 5.08)       (name "OSC1/CLKI/GAIN0" (effects (font (size 1.27 1.27))))       (number "12" (effects (font (size 1.27 1.27))))     )
mcp3918a1-e.lbr+37−28
@@ -50,7 +50,7 @@ <layer number="98" name="Guide" color="6" fill="1" visible="yes" active="yes"/> </layers> <library>-<description></description>+<description>Microchip Tech Energy Metering ICs, QFN-20-EP(4x4). Pinout cross-checked by two models against the datasheet</description> <packages> <package name="QFN-20-1EP_4x4mm_P0.5mm_EP2.5x2.5mm">   <description>QFN-20-1EP, 4 x 4 mm, 0.5 mm pitch</description>@@ -101,38 +101,39 @@ </packages> <symbols> <symbol name="MCP3918A1-E">-  <wire x1="-12.7" y1="15.24" x2="12.7" y2="15.24" width="0.254" layer="94"/>-  <wire x1="12.7" y1="15.24" x2="12.7" y2="-15.24" width="0.254" layer="94"/>-  <wire x1="12.7" y1="-15.24" x2="-12.7" y2="-15.24" width="0.254" layer="94"/>-  <wire x1="-12.7" y1="-15.24" x2="-12.7" y2="15.24" width="0.254" layer="94"/>+  <description>Microchip Tech Energy Metering ICs, QFN-20-EP(4x4). Pinout cross-checked by two models against the datasheet</description>+  <wire x1="-15.24" y1="15.24" x2="15.24" y2="15.24" width="0.254" layer="94"/>+  <wire x1="15.24" y1="15.24" x2="15.24" y2="-15.24" width="0.254" layer="94"/>+  <wire x1="15.24" y1="-15.24" x2="-15.24" y2="-15.24" width="0.254" layer="94"/>+  <wire x1="-15.24" y1="-15.24" x2="-15.24" y2="15.24" width="0.254" layer="94"/>   <text x="0.0000" y="17.7800" size="1.27" layer="95" align="center">&gt;NAME</text>   <text x="0.0000" y="-17.7800" size="1.27" layer="96" align="center">&gt;VALUE</text>-  <pin name="CH0+" x="-17.78" y="12.7" length="middle" direction="in"/>-  <pin name="CH0-" x="-17.78" y="10.16" length="middle" direction="in"/>-  <pin name="NC" x="-17.78" y="7.62" length="middle" direction="nc"/>-  <pin name="NC@2" x="-17.78" y="5.08" length="middle" direction="nc"/>-  <pin name="AGND" x="-17.78" y="2.54" length="middle" direction="pwr"/>-  <pin name="REFIN+/OUT" x="-17.78" y="0" length="middle" direction="io"/>-  <pin name="REFIN-" x="-17.78" y="-2.54" length="middle" direction="in"/>-  <pin name="DGND" x="-17.78" y="-5.08" length="middle" direction="pwr"/>-  <pin name="NC@3" x="-17.78" y="-7.62" length="middle" direction="nc"/>-  <pin name="MDAT0" x="-17.78" y="-10.16" length="middle" direction="out"/>-  <pin name="DR/GAIN1" x="-17.78" y="-12.7" length="middle" direction="io"/>-  <pin name="EP" x="17.78" y="10.16" length="middle" direction="pas" rot="R180"/>-  <pin name="AVDD" x="17.78" y="7.62" length="middle" direction="pwr" rot="R180"/>-  <pin name="DVDD" x="17.78" y="5.08" length="middle" direction="pwr" rot="R180"/>-  <pin name="RESET/OSR0" x="17.78" y="2.54" length="middle" direction="in" rot="R180"/>-  <pin name="SDI/OSR1" x="17.78" y="0" length="middle" direction="in" rot="R180"/>-  <pin name="SDO" x="17.78" y="-2.54" length="middle" direction="out" rot="R180"/>-  <pin name="SCK/MCLK" x="17.78" y="-5.08" length="middle" direction="in" rot="R180"/>-  <pin name="CS/BOOST" x="17.78" y="-7.62" length="middle" direction="in" rot="R180"/>-  <pin name="OSC2/MODE" x="17.78" y="-10.16" length="middle" direction="in" rot="R180"/>-  <pin name="OSC1/CLKI/GAIN0" x="17.78" y="-12.7" length="middle" direction="in" rot="R180"/>+  <pin name="CH0+" x="-20.32" y="12.7" length="middle" direction="in"/>+  <pin name="CH0-" x="-20.32" y="10.16" length="middle" direction="in"/>+  <pin name="NC" x="-20.32" y="7.62" length="middle" direction="nc"/>+  <pin name="NC@2" x="-20.32" y="5.08" length="middle" direction="nc"/>+  <pin name="AGND" x="-20.32" y="2.54" length="middle" direction="pwr"/>+  <pin name="REFIN+/OUT" x="-20.32" y="0" length="middle" direction="io"/>+  <pin name="REFIN-" x="-20.32" y="-2.54" length="middle" direction="in"/>+  <pin name="DGND" x="-20.32" y="-5.08" length="middle" direction="pwr"/>+  <pin name="NC@3" x="-20.32" y="-7.62" length="middle" direction="nc"/>+  <pin name="MDAT0" x="-20.32" y="-10.16" length="middle" direction="out"/>+  <pin name="DR/GAIN1" x="-20.32" y="-12.7" length="middle" direction="io"/>+  <pin name="EP" x="20.32" y="10.16" length="middle" direction="pas" rot="R180"/>+  <pin name="AVDD" x="20.32" y="7.62" length="middle" direction="pwr" rot="R180"/>+  <pin name="DVDD" x="20.32" y="5.08" length="middle" direction="pwr" rot="R180"/>+  <pin name="RESET/OSR0" x="20.32" y="2.54" length="middle" direction="in" rot="R180"/>+  <pin name="SDI/OSR1" x="20.32" y="0" length="middle" direction="in" rot="R180"/>+  <pin name="SDO" x="20.32" y="-2.54" length="middle" direction="out" rot="R180"/>+  <pin name="SCK/MCLK" x="20.32" y="-5.08" length="middle" direction="in" rot="R180"/>+  <pin name="CS/BOOST" x="20.32" y="-7.62" length="middle" direction="in" rot="R180"/>+  <pin name="OSC2/MODE" x="20.32" y="-10.16" length="middle" direction="in" rot="R180"/>+  <pin name="OSC1/CLKI/GAIN0" x="20.32" y="-12.7" length="middle" direction="in" rot="R180"/> </symbol> </symbols> <devicesets> <deviceset name="MCP3918A1-E" prefix="U">-  <description></description>+  <description>Microchip Tech Energy Metering ICs, QFN-20-EP(4x4). Pinout cross-checked by two models against the datasheet</description>   <gates>     <gate name="G$1" symbol="MCP3918A1-E" x="0" y="0"/>   </gates>@@ -161,7 +162,15 @@         <connect gate="G$1" pin="OSC2/MODE" pad="13"/>         <connect gate="G$1" pin="OSC1/CLKI/GAIN0" pad="12"/>       </connects>-      <technologies><technology name=""/></technologies>+      <technologies>+        <technology name="">+          <attribute name="MPN" value="MCP3918A1-E" constant="no"/>+          <attribute name="MANUFACTURER" value="Microchip Tech" constant="no"/>+          <attribute name="DATASHEET" value="https://datasheet.lcsc.com/datasheet/pdf/6f642b767f6e8c0754c8432bcd4fe185.pdf" constant="no"/>+          <attribute name="ADOM_WIKI" value="https://wiki.adom.inc/adom/mcp3918a1-e" constant="no"/>+          <attribute name="LCSC_PN" value="C637699" constant="no"/>+        </technology>+      </technologies>     </device>   </devices> </deviceset>