diff --git a/library/dc-dc.dcm b/library/dc-dc.dcm
index 5a1a7c94..a521909b 100644
--- a/library/dc-dc.dcm
+++ b/library/dc-dc.dcm
@@ -1909,7 +1909,19 @@ F http://ww1.microchip.com/downloads/en/DeviceDoc/21876B.pdf
 $ENDCMP
 #
 $CMP MIC2177
-D 2.5A Synchronous Buck Regulator, SOIC-20W
+D 2.5A Synchronous Buck Regulator, Adjustable Output Voltage, SOIC-20W
+K Synchronous Buck Regulator
+F http://ww1.microchip.com/downloads/en/DeviceDoc/mic2177.pdf
+$ENDCMP
+#
+$CMP MIC2177-3.3
+D 2.5A Synchronous Buck Regulator, 3.3V Fixed Output Voltage, SOIC-20W
+K Synchronous Buck Regulator
+F http://ww1.microchip.com/downloads/en/DeviceDoc/mic2177.pdf
+$ENDCMP
+#
+$CMP MIC2177-5.0
+D 2.5A Synchronous Buck Regulator, 5.0V Fixed Output Voltage, SOIC-20W
 K Synchronous Buck Regulator
 F http://ww1.microchip.com/downloads/en/DeviceDoc/mic2177.pdf
 $ENDCMP
diff --git a/library/dc-dc.lib b/library/dc-dc.lib
index 696874ae..8b9ab0e1 100644
--- a/library/dc-dc.lib
+++ b/library/dc-dc.lib
@@ -2892,6 +2892,7 @@ F0 "U" -250 550 50 H V C CNN
 F1 "MIC2177" 0 550 50 H V L CNN
 F2 "Housings_SOIC:SOIC-20W_7.5x12.8mm_Pitch1.27mm" 150 -350 50 H I L CNN
 F3 "" 0 0 50 H I C CNN
+ALIAS MIC2177-3.3 MIC2177-5.0
 DRAW
 S -300 500 300 -300 0 1 10 f
 X VIN 1 -400 400 100 R 50 50 1 1 W