Power_Supply.bak
EESchema Schematic File Version 5
LIBS:Power_Supply-cache
EELAYER 29 0
EELAYER END
$Descr A3 16535 11693
encoding utf-8
Sheet 1 1
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L analog:BD9E302EFJ-E2 U?
U 1 1 5D3A2464
P 5800 2150
F 0 "U?" H 5775 2887 60  0000 C CNN
F 1 "BD9E302EFJ-E2" H 5775 2797 39  0000 C CNN
F 2 "Main:SOP127P490X390X100-8NT320X240" H 5775 2731 28  0000 C CNN
F 3 "" H 5600 2600 60  0000 C CNN
F 4 "Rohm Semiconductor" H 5400 2850 60  0001 L CNN "Manufacturer"
F 5 "BD9E302EFJ-E2" H 5400 2750 60  0001 L CNN "MPN"
F 6 "STUFF" H 5775 2665 39  0000 C CNN "SKU"
	1    5800 2150
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR?
U 1 1 5D3A468A
P 5100 1800
F 0 "#PWR?" H 5100 1650 50  0001 C CNN
F 1 "VCC" H 5117 1973 50  0000 C CNN
F 2 "" H 5100 1800 50  0001 C CNN
F 3 "" H 5100 1800 50  0001 C CNN
	1    5100 1800
	1    0    0    -1  
$EndComp
$Comp
L Connector:Barrel_Jack J?
U 1 1 5D3A51D5
P 1700 1650
F 0 "J?" H 1757 1975 50  0000 C CNN
F 1 "Barrel_Jack" H 1757 1884 50  0000 C CNN
F 2 "" H 1750 1610 50  0001 C CNN
F 3 "~" H 1750 1610 50  0001 C CNN
	1    1700 1650
	1    0    0    -1  
$EndComp
Wire Wire Line
	5150 2300 5200 2300
Wire Wire Line
	5200 2400 5150 2400
Wire Wire Line
	5150 2400 5150 2300
Wire Wire Line
	5200 2500 5150 2500
Wire Wire Line
	5150 2500 5150 2400
Connection ~ 5150 2400
$Comp
L power:GND #PWR?
U 1 1 5D3AC5C2
P 5150 2550
F 0 "#PWR?" H 5150 2300 50  0001 C CNN
F 1 "GND" H 5155 2377 50  0000 C CNN
F 2 "" H 5150 2550 50  0001 C CNN
F 3 "" H 5150 2550 50  0001 C CNN
	1    5150 2550
	1    0    0    -1  
$EndComp
Wire Wire Line
	5150 2500 5150 2550
Connection ~ 5150 2500
$Comp
L Device:C_Small CBOOT
U 1 1 5D3AD08E
P 6500 2000
F 0 "CBOOT" H 6592 2046 50  0000 L CNN
F 1 "100nF" H 6592 1955 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric_Pad1.05x0.95mm_HandSolder" H 6500 2000 50  0001 C CNN
F 3 "~" H 6500 2000 50  0001 C CNN
	1    6500 2000
	1    0    0    -1  
$EndComp
Wire Wire Line
	6350 1850 6500 1850
Wire Wire Line
	6500 1850 6500 1900
Wire Wire Line
	6350 2150 6500 2150
Wire Wire Line
	6500 2150 6500 2100
$Comp
L Device:C_Small CIN1
U 1 1 5D3AE530
P 4500 2000
F 0 "CIN1" H 4592 2046 50  0000 L CNN
F 1 "100nF" H 4592 1955 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric_Pad1.05x0.95mm_HandSolder" H 4500 2000 50  0001 C CNN
F 3 "~" H 4500 2000 50  0001 C CNN
	1    4500 2000
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small CIN
U 1 1 5D3AE80D
P 4100 2000
F 0 "CIN" H 4192 2046 50  0000 L CNN
F 1 "10uF" H 4192 1955 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 4100 2000 50  0001 C CNN
F 3 "~" H 4100 2000 50  0001 C CNN
	1    4100 2000
	1    0    0    -1  
$EndComp
Wire Wire Line
	5100 1800 5100 1850
Connection ~ 5100 1850
Wire Wire Line
	5100 1850 5200 1850
Wire Wire Line
	4100 1900 4100 1850
Wire Wire Line
	4100 1850 4500 1850
Wire Wire Line
	4500 1900 4500 1850
Text GLabel 5150 2000 0    50   Input ~ 0
EN_5V
Wire Wire Line
	4500 1850 5100 1850
Connection ~ 4500 1850
$Comp
L power:GND #PWR?
U 1 1 5D3B3666
P 4500 2100
F 0 "#PWR?" H 4500 1850 50  0001 C CNN
F 1 "GND" H 4505 1927 50  0000 C CNN
F 2 "" H 4500 2100 50  0001 C CNN
F 3 "" H 4500 2100 50  0001 C CNN
	1    4500 2100
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR?
U 1 1 5D3B39DF
P 4100 2100
F 0 "#PWR?" H 4100 1850 50  0001 C CNN
F 1 "GND" H 4105 1927 50  0000 C CNN
F 2 "" H 4100 2100 50  0001 C CNN
F 3 "" H 4100 2100 50  0001 C CNN
	1    4100 2100
	1    0    0    -1  
$EndComp
Wire Wire Line
	5200 2000 5150 2000
$Comp
L Device:C_Small C2
U 1 1 5D3B3F59
P 4750 2300
F 0 "C2" H 4842 2346 50  0000 L CNN
F 1 "6.8nF" H 4842 2255 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric_Pad1.05x0.95mm_HandSolder" H 4750 2300 50  0001 C CNN
F 3 "~" H 4750 2300 50  0001 C CNN
	1    4750 2300
	1    0    0    -1  
$EndComp
Wire Wire Line
	4750 2150 4750 2200
Wire Wire Line
	4750 2150 5200 2150
$Comp
L Device:R_Small R3
U 1 1 5D3B50D6
P 4750 2550
F 0 "R3" H 4809 2596 50  0000 L CNN
F 1 "10k" H 4809 2505 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" H 4750 2550 50  0001 C CNN
F 3 "~" H 4750 2550 50  0001 C CNN
	1    4750 2550
	1    0    0    -1  
$EndComp
Wire Wire Line
	4750 2400 4750 2450
$Comp
L power:GND #PWR?
U 1 1 5D3B5F80
P 4750 2700
F 0 "#PWR?" H 4750 2450 50  0001 C CNN
F 1 "GND" H 4755 2527 50  0000 C CNN
F 2 "" H 4750 2700 50  0001 C CNN
F 3 "" H 4750 2700 50  0001 C CNN
	1    4750 2700
	1    0    0    -1  
$EndComp
Wire Wire Line
	4750 2650 4750 2700
$Comp
L Device:L_Small L
U 1 1 5D3B65B8
P 7050 2150
F 0 "L" V 7235 2150 50  0000 C CNN
F 1 "4.7uH" V 7144 2150 50  0000 C CNN
F 2 "plugee_fp:INDP600600X420" H 7050 2150 50  0001 C CNN
F 3 "~" H 7050 2150 50  0001 C CNN
F 4 "Bourns Inc." V 7050 2150 50  0001 C CNN "Manufacturer"
F 5 "SRN6045TA-4R7M" V 7050 2150 50  0001 C CNN "MPN"
	1    7050 2150
	0    -1   -1   0   
$EndComp
Wire Wire Line
	6500 2150 6950 2150
Connection ~ 6500 2150
$Comp
L Device:R_Small R1
U 1 1 5D3B9083
P 7250 2300
F 0 "R1" H 7309 2346 50  0000 L CNN
F 1 "51.1k" H 7309 2255 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" H 7250 2300 50  0001 C CNN
F 3 "~" H 7250 2300 50  0001 C CNN
	1    7250 2300
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R2
U 1 1 5D3B9440
P 7250 2600
F 0 "R2" H 7309 2646 50  0000 L CNN
F 1 "9.76k" H 7309 2555 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" H 7250 2600 50  0001 C CNN
F 3 "~" H 7250 2600 50  0001 C CNN
	1    7250 2600
	1    0    0    -1  
$EndComp
Wire Wire Line
	7150 2150 7250 2150
Wire Wire Line
	7250 2150 7250 2200
Wire Wire Line
	7250 2400 7250 2450
Wire Wire Line
	6350 2450 7250 2450
Connection ~ 7250 2450
Wire Wire Line
	7250 2450 7250 2500
$Comp
L power:GND #PWR?
U 1 1 5D3BB565
P 7250 2750
F 0 "#PWR?" H 7250 2500 50  0001 C CNN
F 1 "GND" H 7255 2577 50  0000 C CNN
F 2 "" H 7250 2750 50  0001 C CNN
F 3 "" H 7250 2750 50  0001 C CNN
	1    7250 2750
	1    0    0    -1  
$EndComp
Wire Wire Line
	7250 2700 7250 2750
$Comp
L Device:C_Small C1
U 1 1 5D3BBA90
P 7650 2300
F 0 "C1" H 7742 2346 50  0000 L CNN
F 1 "100pF" H 7742 2255 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric_Pad1.05x0.95mm_HandSolder" H 7650 2300 50  0001 C CNN
F 3 "~" H 7650 2300 50  0001 C CNN
	1    7650 2300
	1    0    0    -1  
$EndComp
Wire Wire Line
	7250 2150 7650 2150
Wire Wire Line
	7650 2150 7650 2200
Connection ~ 7250 2150
Wire Wire Line
	7650 2400 7650 2450
Wire Wire Line
	7650 2450 7250 2450
$Comp
L power:+5V #PWR?
U 1 1 5D3BC5A4
P 8100 2100
F 0 "#PWR?" H 8100 1950 50  0001 C CNN
F 1 "+5V" H 8115 2273 50  0000 C CNN
F 2 "" H 8100 2100 50  0001 C CNN
F 3 "" H 8100 2100 50  0001 C CNN
	1    8100 2100
	1    0    0    -1  
$EndComp
Wire Wire Line
	7650 2150 8100 2150
Wire Wire Line
	8100 2150 8100 2100
Connection ~ 7650 2150
$Comp
L Device:C_Small COUT1
U 1 1 5D3BDA0A
P 8100 2300
F 0 "COUT1" H 8192 2346 50  0000 L CNN
F 1 "22uF" H 8192 2255 50  0000 L CNN
F 2 "Capacitor_SMD:C_1210_3225Metric_Pad1.42x2.65mm_HandSolder" H 8100 2300 50  0001 C CNN
F 3 "~" H 8100 2300 50  0001 C CNN
	1    8100 2300
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small COUT2
U 1 1 5D3BE0D1
P 8550 2300
F 0 "COUT2" H 8642 2346 50  0000 L CNN
F 1 "22uF" H 8642 2255 50  0000 L CNN
F 2 "Capacitor_SMD:C_1210_3225Metric_Pad1.42x2.65mm_HandSolder" H 8550 2300 50  0001 C CNN
F 3 "~" H 8550 2300 50  0001 C CNN
	1    8550 2300
	1    0    0    -1  
$EndComp
Wire Wire Line
	8100 2150 8100 2200
Connection ~ 8100 2150
Wire Wire Line
	8100 2150 8550 2150
Wire Wire Line
	8550 2150 8550 2200
$Comp
L power:GND #PWR?
U 1 1 5D3BE89E
P 8100 2400
F 0 "#PWR?" H 8100 2150 50  0001 C CNN
F 1 "GND" H 8105 2227 50  0000 C CNN
F 2 "" H 8100 2400 50  0001 C CNN
F 3 "" H 8100 2400 50  0001 C CNN
	1    8100 2400
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR?
U 1 1 5D3BEBFF
P 8550 2400
F 0 "#PWR?" H 8550 2150 50  0001 C CNN
F 1 "GND" H 8555 2227 50  0000 C CNN
F 2 "" H 8550 2400 50  0001 C CNN
F 3 "" H 8550 2400 50  0001 C CNN
	1    8550 2400
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR?
U 1 1 5D489026
P 2150 1550
F 0 "#PWR?" H 2150 1400 50  0001 C CNN
F 1 "VCC" H 2167 1723 50  0000 C CNN
F 2 "" H 2150 1550 50  0001 C CNN
F 3 "" H 2150 1550 50  0001 C CNN
	1    2150 1550
	1    0    0    -1  
$EndComp
Wire Wire Line
	2000 1550 2150 1550
$Comp
L power:GND #PWR?
U 1 1 5D489DA9
P 2150 1750
F 0 "#PWR?" H 2150 1500 50  0001 C CNN
F 1 "GND" H 2155 1577 50  0000 C CNN
F 2 "" H 2150 1750 50  0001 C CNN
F 3 "" H 2150 1750 50  0001 C CNN
	1    2150 1750
	1    0    0    -1  
$EndComp
Wire Wire Line
	2000 1750 2150 1750
$Comp
L Device:CP1_Small C?
U 1 1 5D48A499
P 2550 1650
F 0 "C?" H 2641 1696 50  0000 L CNN
F 1 "100uF" H 2641 1605 50  0000 L CNN
F 2 "" H 2550 1650 50  0001 C CNN
F 3 "~" H 2550 1650 50  0001 C CNN
	1    2550 1650
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR?
U 1 1 5D48C8BA
P 2550 1550
F 0 "#PWR?" H 2550 1400 50  0001 C CNN
F 1 "VCC" H 2567 1723 50  0000 C CNN
F 2 "" H 2550 1550 50  0001 C CNN
F 3 "" H 2550 1550 50  0001 C CNN
	1    2550 1550
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR?
U 1 1 5D48E537
P 2550 1750
F 0 "#PWR?" H 2550 1500 50  0001 C CNN
F 1 "GND" H 2555 1577 50  0000 C CNN
F 2 "" H 2550 1750 50  0001 C CNN
F 3 "" H 2550 1750 50  0001 C CNN
	1    2550 1750
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R?
U 1 1 5D494CAE
P 3250 1650
F 0 "R?" H 3309 1696 50  0000 L CNN
F 1 "0R" H 3309 1605 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" H 3250 1650 50  0001 C CNN
F 3 "~" H 3250 1650 50  0001 C CNN
	1    3250 1650
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR?
U 1 1 5D499981
P 3250 1550
F 0 "#PWR?" H 3250 1400 50  0001 C CNN
F 1 "VCC" H 3267 1723 50  0000 C CNN
F 2 "" H 3250 1550 50  0001 C CNN
F 3 "" H 3250 1550 50  0001 C CNN
	1    3250 1550
	1    0    0    -1  
$EndComp
Text GLabel 3250 1750 3    50   Input ~ 0
EN_5V
$Comp
L analog:AP3418 U?
U 1 1 5D49A463
P 2500 4800
F 0 "U?" H 2475 5467 60  0000 C CNN
F 1 "AP3418" H 2475 5362 59  0000 C CNN
F 2 "Main:SOT095P300X150X145-5" H 2475 5281 28  0000 C CNN
F 3 "" H 2300 5250 60  0000 C CNN
F 4 "Diodes Incorporated" H 2100 5400 60  0001 L CNN "Manufacturer"
F 5 "AP3418KTR-G1" H 2100 5300 60  0001 L CNN "MPN"
F 6 "STUFF" H 2475 5215 39  0000 C CNN "SKU"
	1    2500 4800
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR?
U 1 1 5D4A9689
P 1350 4800
F 0 "#PWR?" H 1350 4550 50  0001 C CNN
F 1 "GND" H 1355 4627 50  0000 C CNN
F 2 "" H 1350 4800 50  0001 C CNN
F 3 "" H 1350 4800 50  0001 C CNN
	1    1350 4800
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR?
U 1 1 5D4AA0DF
P 1350 4600
F 0 "#PWR?" H 1350 4450 50  0001 C CNN
F 1 "+5V" H 1365 4773 50  0000 C CNN
F 2 "" H 1350 4600 50  0001 C CNN
F 3 "" H 1350 4600 50  0001 C CNN
	1    1350 4600
	1    0    0    -1  
$EndComp
Wire Wire Line
	1350 4600 1900 4600
Wire Wire Line
	1900 4800 1350 4800
$Comp
L Device:R_Small R?
U 1 1 5D4ABC53
P 3500 4350
F 0 "R?" H 3559 4396 50  0000 L CNN
F 1 "27.4k" H 3559 4305 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" H 3500 4350 50  0001 C CNN
F 3 "~" H 3500 4350 50  0001 C CNN
	1    3500 4350
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R?
U 1 1 5D4ACAFA
P 3500 4850
F 0 "R?" H 3559 4896 50  0000 L CNN
F 1 "6.04k" H 3559 4805 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" H 3500 4850 50  0001 C CNN
F 3 "~" H 3500 4850 50  0001 C CNN
	1    3500 4850
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR?
U 1 1 5D4ACD15
P 3150 4900
F 0 "#PWR?" H 3150 4750 50  0001 C CNN
F 1 "+5V" H 3165 5073 50  0000 C CNN
F 2 "" H 3150 4900 50  0001 C CNN
F 3 "" H 3150 4900 50  0001 C CNN
	1    3150 4900
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C?
U 1 1 5D4AE40B
P 3150 5200
F 0 "C?" H 3242 5246 50  0000 L CNN
F 1 "4.7uF" H 3242 5155 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric_Pad1.05x0.95mm_HandSolder" H 3150 5200 50  0001 C CNN
F 3 "~" H 3150 5200 50  0001 C CNN
	1    3150 5200
	1    0    0    -1  
$EndComp
Wire Wire Line
	3050 5000 3150 5000
Wire Wire Line
	3150 5000 3150 4900
Wire Wire Line
	3150 5100 3150 5000
Connection ~ 3150 5000
$Comp
L power:GND #PWR?
U 1 1 5D4B0816
P 3150 5300
F 0 "#PWR?" H 3150 5050 50  0001 C CNN
F 1 "GND" H 3155 5127 50  0000 C CNN
F 2 "" H 3150 5300 50  0001 C CNN
F 3 "" H 3150 5300 50  0001 C CNN
	1    3150 5300
	1    0    0    -1  
$EndComp
Wire Wire Line
	3050 4600 3500 4600
Wire Wire Line
	3500 4450 3500 4600
Connection ~ 3500 4600
Wire Wire Line
	3500 4600 3500 4750
$Comp
L power:GND #PWR?
U 1 1 5D4B2E5E
P 3500 4950
F 0 "#PWR?" H 3500 4700 50  0001 C CNN
F 1 "GND" H 3505 4777 50  0000 C CNN
F 2 "" H 3500 4950 50  0001 C CNN
F 3 "" H 3500 4950 50  0001 C CNN
	1    3500 4950
	1    0    0    -1  
$EndComp
$Comp
L Device:L_Small L?
U 1 1 5D4B35CE
P 2850 5800
F 0 "L?" V 3035 5800 50  0000 C CNN
F 1 "2.2uH" V 2944 5800 50  0000 C CNN
F 2 "plugee_fp:INDP400400X250" H 2850 5800 50  0001 C CNN
F 3 "~" H 2850 5800 50  0001 C CNN
F 4 "Bourns Inc." V 2850 5800 50  0001 C CNN "Manufacturer"
F 5 "SRN4026-2R2Y" V 2850 5800 50  0001 C CNN "MPN"
	1    2850 5800
	0    -1   -1   0   
$EndComp
Wire Wire Line
	1900 5000 1900 5800
Wire Wire Line
	1900 5800 2750 5800
Wire Wire Line
	2950 5800 4000 5800
$Comp
L power:+3V3 #PWR?
U 1 1 5D4B798E
P 3500 4100
F 0 "#PWR?" H 3500 3950 50  0001 C CNN
F 1 "+3V3" H 3515 4273 50  0000 C CNN
F 2 "" H 3500 4100 50  0001 C CNN
F 3 "" H 3500 4100 50  0001 C CNN
	1    3500 4100
	1    0    0    -1  
$EndComp
Wire Wire Line
	3500 4100 3500 4150
Wire Wire Line
	3500 4150 4000 4150
Connection ~ 3500 4150
Wire Wire Line
	3500 4150 3500 4250
Wire Wire Line
	4000 4150 4000 5800
$Comp
L Device:C_Small COUT?
U 1 1 5D4B8AAE
P 4700 4300
F 0 "COUT?" H 4792 4346 50  0000 L CNN
F 1 "22uF" H 4792 4255 50  0000 L CNN
F 2 "Capacitor_SMD:C_1210_3225Metric_Pad1.42x2.65mm_HandSolder" H 4700 4300 50  0001 C CNN
F 3 "~" H 4700 4300 50  0001 C CNN
	1    4700 4300
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small COUT?
U 1 1 5D4B8AAF
P 4250 4300
F 0 "COUT?" H 4342 4346 50  0000 L CNN
F 1 "22uF" H 4342 4255 50  0000 L CNN
F 2 "Capacitor_SMD:C_1210_3225Metric_Pad1.42x2.65mm_HandSolder" H 4250 4300 50  0001 C CNN
F 3 "~" H 4250 4300 50  0001 C CNN
	1    4250 4300
	1    0    0    -1  
$EndComp
Wire Wire Line
	4000 4150 4250 4150
Wire Wire Line
	4250 4150 4250 4200
Connection ~ 4000 4150
Wire Wire Line
	4250 4150 4700 4150
Wire Wire Line
	4700 4150 4700 4200
Connection ~ 4250 4150
$Comp
L power:GND #PWR?
U 1 1 5D4BA7D8
P 4250 4400
F 0 "#PWR?" H 4250 4150 50  0001 C CNN
F 1 "GND" H 4255 4227 50  0000 C CNN
F 2 "" H 4250 4400 50  0001 C CNN
F 3 "" H 4250 4400 50  0001 C CNN
	1    4250 4400
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR?
U 1 1 5D4BABE1
P 4700 4400
F 0 "#PWR?" H 4700 4150 50  0001 C CNN
F 1 "GND" H 4705 4227 50  0000 C CNN
F 2 "" H 4700 4400 50  0001 C CNN
F 3 "" H 4700 4400 50  0001 C CNN
	1    4700 4400
	1    0    0    -1  
$EndComp
Text Notes 1700 3700 0    197  ~ 39
3.3V, 1.5A Supply\n
Text Notes 1250 1450 0    197  ~ 39
12V-14V Input\n\n
Text Notes 5150 1150 0    197  ~ 39
5V, 3A Supply\n
$EndSCHEMATC