transistor driving in traffic light; updated the BOM and gerbers accordingly

1 files changed, 72 insertions, 39 deletions

diff --git a/traffic/traffic.bak b/traffic/traffic.bak
index ae94dd4..2c4bf40 100644
--- a/traffic/traffic.bak
+++ b/traffic/traffic.bak
@@ -115,28 +115,6 @@ F 3 "~" H 5050 4600 50  0001 C CNN
 	1    5050 4600
 	1    0    0    -1  
 $EndComp
-Wire Wire Line
-	5050 4750 5050 4800
-$Comp
-L Connector:Conn_01x06_Male J1
-U 1 1 5C2C6811
-P 6750 3500
-F 0 "J1" H 6723 3380 50  0000 R CNN
-F 1 "Conn_01x06_Male" H 6723 3471 50  0000 R CNN
-F 2 "Socket_Strips:Socket_Strip_Straight_1x06_Pitch2.54mm" H 6750 3500 50  0001 C CNN
-F 3 "~" H 6750 3500 50  0001 C CNN
-	1    6750 3500
-	-1   0    0    1   
-$EndComp
-Wire Wire Line
-	5050 4800 6450 4800
-Wire Wire Line
-	6450 4800 6450 3700
-Connection ~ 5050 4800
-Wire Wire Line
-	5050 4800 5050 4900
-Wire Wire Line
-	6550 3700 6450 3700
 Connection ~ 5050 4100
 Wire Wire Line
 	5050 4100 5050 4450
@@ -145,16 +123,14 @@ Wire Wire Line
 $Comp
 L power:+5C #PWR0101
 U 1 1 5C32F085
-P 4700 4900
-F 0 "#PWR0101" H 4700 4750 50  0001 C CNN
-F 1 "+5C" H 4715 5073 50  0000 C CNN
-F 2 "" H 4700 4900 50  0001 C CNN
-F 3 "" H 4700 4900 50  0001 C CNN
-	1    4700 4900
+P 4600 5500
+F 0 "#PWR0101" H 4600 5350 50  0001 C CNN
+F 1 "+5C" H 4615 5673 50  0000 C CNN
+F 2 "" H 4600 5500 50  0001 C CNN
+F 3 "" H 4600 5500 50  0001 C CNN
+	1    4600 5500
 	1    0    0    -1  
 $EndComp
-Wire Wire Line
-	4700 4900 4900 4900
 $Comp
 L Connector:Conn_01x02_Male J2
 U 1 1 5C3CB942
@@ -169,15 +145,6 @@ $EndComp
 Wire Wire Line
 	4400 4050 4750 4050
 Wire Wire Line
-	4750 4050 4750 4650
-Wire Wire Line
-	4750 4650 4900 4650
-Wire Wire Line
-	4900 4650 4900 4900
-Connection ~ 4900 4900
-Wire Wire Line
-	4900 4900 5050 4900
-Wire Wire Line
 	4400 3950 4750 3950
 Wire Wire Line
 	4750 2900 5450 2900
@@ -188,4 +155,70 @@ Wire Wire Line
 Connection ~ 5450 3050
 Wire Wire Line
 	5450 3050 6050 3050
+Wire Wire Line
+	5050 4750 5050 4900
+Wire Wire Line
+	5050 5500 5050 5350
+Wire Wire Line
+	4750 4050 4750 4900
+Wire Wire Line
+	4750 4900 5050 4900
+Connection ~ 5050 4900
+Wire Wire Line
+	5050 4900 5050 4950
+Wire Wire Line
+	4600 5500 5050 5500
+$Comp
+L Transistor_BJT:MMBT3906 Q1
+U 1 1 5C485559
+P 5150 5150
+F 0 "Q1" H 5340 5196 50  0000 L CNN
+F 1 "MMBT3906" H 5340 5105 50  0000 L CNN
+F 2 "TO_SOT_Packages_SMD:SOT-23" H 5350 5075 50  0001 L CIN
+F 3 "https://www.fairchildsemi.com/datasheets/2N/2N3906.pdf" H 5150 5150 50  0001 L CNN
+	1    5150 5150
+	-1   0    0    -1  
+$EndComp
+$Comp
+L Connector:Conn_01x06_Male J1
+U 1 1 5C2C6811
+P 6750 3500
+F 0 "J1" H 6723 3380 50  0000 R CNN
+F 1 "Conn_01x06_Male" H 6723 3471 50  0000 R CNN
+F 2 "Socket_Strips:Socket_Strip_Straight_1x06_Pitch2.54mm" H 6750 3500 50  0001 C CNN
+F 3 "~" H 6750 3500 50  0001 C CNN
+	1    6750 3500
+	-1   0    0    1   
+$EndComp
+$Comp
+L Connector:Conn_01x01_Male J3
+U 1 1 5C485FD5
+P 5250 5500
+F 0 "J3" H 5223 5430 50  0000 R CNN
+F 1 "Conn_01x01_Male" H 5223 5521 50  0000 R CNN
+F 2 "Socket_Strips:Socket_Strip_Straight_1x01_Pitch2.54mm" H 5250 5500 50  0001 C CNN
+F 3 "~" H 5250 5500 50  0001 C CNN
+	1    5250 5500
+	-1   0    0    1   
+$EndComp
+Connection ~ 5050 5500
+Wire Wire Line
+	6550 3700 6400 3700
+Wire Wire Line
+	6400 3700 6400 5150
+Wire Wire Line
+	6400 5150 5950 5150
+Wire Wire Line
+	5350 5150 5650 5150
+$Comp
+L Device:R R?
+U 1 1 5C48B1E4
+P 5800 5150
+F 0 "R?" V 6007 5150 50  0000 C CNN
+F 1 "R" V 5916 5150 50  0000 C CNN
+F 2 "" V 5730 5150 50  0001 C CNN
+F 3 "~" H 5800 5150 50  0001 C CNN
+	1    5800 5150
+	0    -1   -1   0   
+$EndComp
 $EndSCHEMATC