Add AP3211

TripwireHook.dcm

 EESchema-DOCLIB  Version 2.0
 #
+$CMP AP3211
+D 1.5A fixed-frequency 1.4MHz adjustable  step-down; Input 4.5V - 18V; Output 0.81V - 15V
+$ENDCMP
+#
 $CMP WS2812D-F8
 D RGB LED with integrated controller
 K RGB LED NeoPixel addressable

TripwireHook.lib

@@ -89,6 +89,24 @@ X AD7 9 -750 1100 200 R 50 50 1 1 B
 ENDDRAW
 ENDDEF
 #
+# AP3211
+#
+DEF AP3211 U 0 40 Y Y 1 F N
+F0 "U" 0 350 50 H V C CNN
+F1 "AP3211" 0 200 50 H V C CNN
+F2 "Package_TO_SOT_SMD:SOT-23-6_Handsoldering" 950 -300 50 H I C CNN
+F3 "" -100 -150 50 H I C CNN
+DRAW
+S -250 250 250 -250 0 1 0 N
+X BS 1 350 100 100 L 50 50 1 1 I
+X GND 2 0 -350 100 U 50 50 1 1 W
+X FB 3 350 -100 100 L 50 50 1 1 I
+X EN 4 -350 -100 100 R 50 50 1 1 I
+X Vin 5 -350 100 100 R 50 50 1 1 W
+X SW 6 350 0 100 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
 # EP4CE6E22
 #
 DEF EP4CE6E22 U 0 40 Y Y 9 L N