diff --git a/library/dc-dc.dcm b/library/dc-dc.dcm
index 697cf5a3..46ae765d 100644
--- a/library/dc-dc.dcm
+++ b/library/dc-dc.dcm
@@ -195,13 +195,55 @@ F http://rohmfs.rohm.com/en/products/databook/datasheet/ic/power/switching_regul
 $ENDCMP
 #
 $CMP CRE1S0305S3C
-D 3.3V to 5V 200mA DC-DC Converter with 3kV isolation
+D 3.3V to 5V 200mA DC-DC Converter with 3kV isolation, SIP-4
+K isolated isolation dc-dc converter transformer
+F http://power.murata.com/datasheet?/data/power/ncl/kdc_cre1.pdf
+$ENDCMP
+#
+$CMP CRE1S0505DC
+D 5V to 5V 200mA DC-DC Converter with 1kV isolation, DC-package
 K isolated isolation dc-dc converter transformer
 F http://power.murata.com/datasheet?/data/power/ncl/kdc_cre1.pdf
 $ENDCMP
 #
 $CMP CRE1S0505S3C
-D 5V to 5V 200mA DC-DC Converter with 3kV isolation
+D 5V to 5V 200mA DC-DC Converter with 3kV isolation, SIP-4
+K isolated isolation dc-dc converter transformer
+F http://power.murata.com/datasheet?/data/power/ncl/kdc_cre1.pdf
+$ENDCMP
+#
+$CMP CRE1S0505SC
+D 5V to 5V 200mA DC-DC Converter with 1kV isolation, SIP-4
+K isolated isolation dc-dc converter transformer
+F http://power.murata.com/datasheet?/data/power/ncl/kdc_cre1.pdf
+$ENDCMP
+#
+$CMP CRE1S0515SC
+D 15V to 5V 67mA DC-DC Converter with 1kV isolation, SIP-4
+K isolated isolation dc-dc converter transformer
+F http://power.murata.com/datasheet?/data/power/ncl/kdc_cre1.pdf
+$ENDCMP
+#
+$CMP CRE1S1205SC
+D 12V to 5V 200mA DC-DC Converter with 1kV isolation, SIP-4
+K isolated isolation dc-dc converter transformer
+F http://power.murata.com/datasheet?/data/power/ncl/kdc_cre1.pdf
+$ENDCMP
+#
+$CMP CRE1S1212SC
+D 12V to 12V 83mA DC-DC Converter with 1kV isolation, SIP-4
+K isolated isolation dc-dc converter transformer
+F http://power.murata.com/datasheet?/data/power/ncl/kdc_cre1.pdf
+$ENDCMP
+#
+$CMP CRE1S2405SC
+D 24V to 5V 200mA DC-DC Converter with 1kV isolation, SIP-4
+K isolated isolation dc-dc converter transformer
+F http://power.murata.com/datasheet?/data/power/ncl/kdc_cre1.pdf
+$ENDCMP
+#
+$CMP CRE1S2412SC
+D 24V to 12V 83mA DC-DC Converter with 1kV isolation, SIP-4
 K isolated isolation dc-dc converter transformer
 F http://power.murata.com/datasheet?/data/power/ncl/kdc_cre1.pdf
 $ENDCMP
diff --git a/library/dc-dc.lib b/library/dc-dc.lib
index d6018588..19dde6c7 100644
--- a/library/dc-dc.lib
+++ b/library/dc-dc.lib
@@ -335,6 +335,37 @@ X VCC 8 -400 300 100 R 50 50 1 1 W
 ENDDRAW
 ENDDEF
 #
+# CRE1S0505DC
+#
+DEF CRE1S0505DC U 0 20 Y Y 1 F N
+F0 "U" -350 350 50 H V C CNN
+F1 "CRE1S0505DC" 100 350 50 H V C CNN
+F2 "Converters_DCDC_ACDC:DCDC-Conv_muRata_CRE1xxxxxxDC" 0 -350 50 H I C CNN
+F3 "" 0 -500 50 H I C CNN
+$FPLIST
+ DCDC*Conv*muRata*CRE1xxxxxxDC*
+$ENDFPLIST
+DRAW
+S -400 300 400 -300 0 1 10 f
+P 2 0 1 0 -25 -210 -25 -260 N
+P 2 0 1 0 -25 -110 -25 -160 N
+P 2 0 1 0 -25 -10 -25 -60 N
+P 2 0 1 0 -25 90 -25 40 N
+P 2 0 1 0 -25 190 -25 140 N
+P 2 0 1 0 -25 290 -25 240 N
+P 2 0 1 0 25 -290 25 -240 N
+P 2 0 1 0 25 -190 25 -140 N
+P 2 0 1 0 25 -90 25 -40 N
+P 2 0 1 0 25 10 25 60 N
+P 2 0 1 0 25 110 25 160 N
+P 2 0 1 0 25 210 25 260 N
+X -VIN 1 -500 -200 100 R 50 50 1 1 W
+X +VIN 4 -500 200 100 R 50 50 1 1 W
+X +VOUT 5 500 200 100 L 50 50 1 1 w
+X -VOUT 7 500 -200 100 L 50 50 1 1 w
+ENDDRAW
+ENDDEF
+#
 # CRE1S0505S3C
 #
 DEF CRE1S0505S3C U 0 20 Y Y 1 F N
@@ -367,6 +398,38 @@ X +VOUT 4 500 200 100 L 50 50 1 1 w
 ENDDRAW
 ENDDEF
 #
+# CRE1S0505SC
+#
+DEF CRE1S0505SC U 0 20 Y Y 1 F N
+F0 "U" -350 350 50 H V C CNN
+F1 "CRE1S0505SC" 100 350 50 H V C CNN
+F2 "Converters_DCDC_ACDC:DCDC-Conv_muRata_CRE1xxxxxxSC" 0 -400 50 H I C CNN
+F3 "" 0 -500 50 H I C CNN
+ALIAS CRE1S0515SC CRE1S1205SC CRE1S1212SC CRE1S2405SC CRE1S2412SC
+$FPLIST
+ DCDC*Conv*muRata*CRE1xxxxxxSC*
+$ENDFPLIST
+DRAW
+S -400 300 400 -300 0 1 10 f
+P 2 0 1 0 -25 -210 -25 -260 N
+P 2 0 1 0 -25 -110 -25 -160 N
+P 2 0 1 0 -25 -10 -25 -60 N
+P 2 0 1 0 -25 90 -25 40 N
+P 2 0 1 0 -25 190 -25 140 N
+P 2 0 1 0 -25 290 -25 240 N
+P 2 0 1 0 25 -290 25 -240 N
+P 2 0 1 0 25 -190 25 -140 N
+P 2 0 1 0 25 -90 25 -40 N
+P 2 0 1 0 25 10 25 60 N
+P 2 0 1 0 25 110 25 160 N
+P 2 0 1 0 25 210 25 260 N
+X -VIN 1 -500 -200 100 R 50 50 1 1 W
+X +VIN 2 -500 200 100 R 50 50 1 1 W
+X -VOUT 3 500 -200 100 L 50 50 1 1 w
+X +VOUT 4 500 200 100 L 50 50 1 1 w
+ENDDRAW
+ENDDEF
+#
 # GL2576-3.3SF8DR
 #
 DEF GL2576-3.3SF8DR U 0 40 Y Y 1 F N