diff --git a/library/opto.dcm b/library/opto.dcm
index af57e654..f8372afb 100644
--- a/library/opto.dcm
+++ b/library/opto.dcm
@@ -493,6 +493,24 @@ K Opto-Triac Opto Triac Zero Cross Solid State Relays
 F http://www.sharp-world.com/products/device/lineup/data/pdf/datasheet/s116s02_e.pdf
 $ENDCMP
 #
+$CMP TCMT1600
+D SOP4, AC/DC Phototransistor Optocoupler, Vce 70V, CTR 80-300%
+K NPN AC DC Phototransistor Optocoupler
+F http://www.vishay.com/docs/83512/tcmt1600.pdf
+$ENDCMP
+#
+$CMP TCMT4600
+D SOP16, Quad AC/DC Phototransistor Optocoupler, Vce 70V, CTR 80-300%
+K NPN AC DC Quad Phototransistor Optocoupler 
+F http://www.vishay.com/docs/83512/tcmt1600.pdf
+$ENDCMP
+#
+$CMP TCMT4606
+D SOP16, Quad AC/DC Phototransistor Optocoupler, Vce 70V, CTR 100-300%
+K NPN AC DC Quad Phototransistor Optocoupler
+F http://www.vishay.com/docs/83512/tcmt1600.pdf
+$ENDCMP
+#
 $CMP TLP127
 D MFSOP6, DC Darlington Optocoupler, Vce 300V, CTR 1000%
 K NPN Darlington DC Optocoupler
@@ -579,14 +597,14 @@ F http://toshiba.semicon-storage.com/info/docget.jsp?did=16821&prodName=TLP250
 $ENDCMP
 #
 $CMP TLP290
-D SOP4, AC/DC Optocoupler, Vce 80V, CTR 50-100%
-K NPN AC DC Optocoupler
+D SOP4, AC/DC Phototransistor Optocoupler, Vce 80V, CTR 50-600%
+K NPN AC DC Phototransistor Optocoupler
 F http://www.semicon.toshiba.co.jp/docs/datasheet/en/Opto/TLP290_en_datasheet_120426.pdf
 $ENDCMP
 #
 $CMP TLP290-4
-D SOP16, Quad AC/DC Optocoupler, Vce 80V, CTR 50-100%
-K NPN AC DC Quad Optocoupler
+D SOP16, Quad AC/DC Phototransistor Optocoupler, Vce 80V, CTR 50-600%
+K NPN AC DC Quad Phototransistor Optocoupler 
 F http://www.semicon.toshiba.co.jp/docs/datasheet/en/Opto/TLP290-4_en_datasheet_120322.pdf
 $ENDCMP
 #
diff --git a/library/opto.lib b/library/opto.lib
index 6d3cf51c..7513ed1c 100644
--- a/library/opto.lib
+++ b/library/opto.lib
@@ -2269,10 +2269,14 @@ ENDDEF
 # TLP290
 #
 DEF TLP290 U 0 40 Y Y 1 F N
-F0 "U" -200 200 50 H V L CNN
-F1 "TLP290" 0 200 50 H V L CNN
-F2 "SOP-4" -200 -200 50 H I L CIN
+F0 "U" -50 200 50 H V L CNN
+F1 "TLP290" -150 -200 50 H V L CNN
+F2 "Housings_SSOP:SOP-4_4.4x2.8mm_Pitch1.27mm" -850 -300 50 H I L CIN
 F3 "" 25 0 50 H I L CNN
+ALIAS TCMT1600
+$FPLIST
+ SOP*4*
+$ENDFPLIST
 DRAW
 C -125 -100 5 0 1 0 N
 C -125 100 5 0 1 0 N
@@ -2305,9 +2309,13 @@ ENDDEF
 #
 DEF TLP290-4 U 0 40 Y Y 4 F N
 F0 "U" -200 200 50 H V L CNN
-F1 "TLP290-4" 0 200 50 H V L CNN
-F2 "SOP-16" -200 -200 50 H I L CIN
+F1 "TLP290-4" -200 -200 50 H V L CNN
+F2 "Housings_SSOP:SOP-16_4.4x10.4mm_Pitch1.27mm" -750 -300 50 H I L CIN
 F3 "" 25 0 50 H I L CNN
+ALIAS TCMT4600 TCMT4606
+$FPLIST
+ SOP*16*
+$ENDFPLIST
 DRAW
 C -125 -100 5 0 1 0 N
 C -125 100 5 0 1 0 N