add LDO for 3V3 supply

fauxie_module/fauxie_module-cache.lib

@@ -105,6 +105,25 @@ X PA3 9 400 200 100 L 50 50 1 1 B
 ENDDRAW
 ENDDEF
 #
+# Regulator_Linear_AP7361C-33E
+#
+DEF Regulator_Linear_AP7361C-33E U 0 10 Y Y 1 F N
+F0 "U" -150 125 50 H V C CNN
+F1 "Regulator_Linear_AP7361C-33E" 0 125 50 H V L CNN
+F2 "Package_TO_SOT_SMD:SOT-223-3_TabPin2" 0 225 50 H I C CIN
+F3 "" 0 -50 50 H I C CNN
+ALIAS SPX2920M3-5.0_SOT223 LT1129-3.3_SOT223 LT1129-5.0_SOT223 LM2937xMP AP7361C-10E AP7361C-12E AP7361C-15E AP7361C-18E AP7361C-25E AP7361C-28E AP7361C-33E
+$FPLIST
+ SOT?223*
+$ENDFPLIST
+DRAW
+S -200 -200 200 75 0 1 10 f
+X VI 1 -300 0 100 R 50 50 1 1 W
+X GND 2 0 -300 100 U 50 50 1 1 W
+X VO 3 300 0 100 L 50 50 1 1 w
+ENDDRAW
+ENDDEF
+#
 # Switch_SW_Push
 #
 DEF Switch_SW_Push SW 0 40 N N 1 F N

fauxie_module/fauxie_module.sch

@@ -244,4 +244,108 @@ Wire Wire Line
 Wire Wire Line
 	5550 2150 5550 1800
 Connection ~ 5550 1800
+$Comp
+L Regulator_Linear:AP7361C-33E U?
+U 1 1 5DC94C79
+P 9350 1300
+F 0 "U?" H 9350 1542 50  0000 C CNN
+F 1 "AP7361C-33E" H 9350 1451 50  0000 C CNN
+F 2 "Package_TO_SOT_SMD:SOT-223-3_TabPin2" H 9350 1525 50  0001 C CIN
+F 3 "https://www.diodes.com/assets/Datasheets/AP7361C.pdf" H 9350 1250 50  0001 C CNN
+	1    9350 1300
+	1    0    0    -1  
+$EndComp
+$Comp
+L Device:C C?
+U 1 1 5DC98F59
+P 9850 1450
+F 0 "C?" H 9965 1496 50  0000 L CNN
+F 1 "4.7u" H 9965 1405 50  0000 L CNN
+F 2 "" H 9888 1300 50  0001 C CNN
+F 3 "~" H 9850 1450 50  0001 C CNN
+	1    9850 1450
+	1    0    0    -1  
+$EndComp
+$Comp
+L Device:C C?
+U 1 1 5DC996CB
+P 8850 1450
+F 0 "C?" H 8965 1496 50  0000 L CNN
+F 1 "4.7u" H 8965 1405 50  0000 L CNN
+F 2 "" H 8888 1300 50  0001 C CNN
+F 3 "~" H 8850 1450 50  0001 C CNN
+	1    8850 1450
+	1    0    0    -1  
+$EndComp
+$Comp
+L power:GND #PWR?
+U 1 1 5DC9C5FD
+P 9850 1700
+F 0 "#PWR?" H 9850 1450 50  0001 C CNN
+F 1 "GND" H 9855 1527 50  0000 C CNN
+F 2 "" H 9850 1700 50  0001 C CNN
+F 3 "" H 9850 1700 50  0001 C CNN
+	1    9850 1700
+	1    0    0    -1  
+$EndComp
+$Comp
+L power:GND #PWR?
+U 1 1 5DC9C7C8
+P 9350 1700
+F 0 "#PWR?" H 9350 1450 50  0001 C CNN
+F 1 "GND" H 9355 1527 50  0000 C CNN
+F 2 "" H 9350 1700 50  0001 C CNN
+F 3 "" H 9350 1700 50  0001 C CNN
+	1    9350 1700
+	1    0    0    -1  
+$EndComp
+$Comp
+L power:GND #PWR?
+U 1 1 5DC9C9B8
+P 8850 1700
+F 0 "#PWR?" H 8850 1450 50  0001 C CNN
+F 1 "GND" H 8855 1527 50  0000 C CNN
+F 2 "" H 8850 1700 50  0001 C CNN
+F 3 "" H 8850 1700 50  0001 C CNN
+	1    8850 1700
+	1    0    0    -1  
+$EndComp
+$Comp
+L power:+5V #PWR?
+U 1 1 5DC9CBAB
+P 8750 1300
+F 0 "#PWR?" H 8750 1150 50  0001 C CNN
+F 1 "+5V" V 8765 1428 50  0000 L CNN
+F 2 "" H 8750 1300 50  0001 C CNN
+F 3 "" H 8750 1300 50  0001 C CNN
+	1    8750 1300
+	0    -1   -1   0   
+$EndComp
+$Comp
+L power:+3V3 #PWR?
+U 1 1 5DC9D037
+P 9950 1300
+F 0 "#PWR?" H 9950 1150 50  0001 C CNN
+F 1 "+3V3" V 9965 1428 50  0000 L CNN
+F 2 "" H 9950 1300 50  0001 C CNN
+F 3 "" H 9950 1300 50  0001 C CNN
+	1    9950 1300
+	0    1    1    0   
+$EndComp
+Wire Wire Line
+	9950 1300 9850 1300
+Connection ~ 9850 1300
+Wire Wire Line
+	9850 1300 9650 1300
+Wire Wire Line
+	9050 1300 8850 1300
+Connection ~ 8850 1300
+Wire Wire Line
+	8850 1300 8750 1300
+Wire Wire Line
+	8850 1600 8850 1700
+Wire Wire Line
+	9350 1600 9350 1700
+Wire Wire Line
+	9850 1600 9850 1700
 $EndSCHEMATC