EESchema Schematic File Version 2
LIBS:power
LIBS:device
LIBS:switches
LIBS:relays
LIBS:motors
LIBS:transistors
LIBS:conn
LIBS:linear
LIBS:regul
LIBS:74xx
LIBS:cmos4000
LIBS:adc-dac
LIBS:memory
LIBS:xilinx
LIBS:microcontrollers
LIBS:dsp
LIBS:microchip
LIBS:analog_switches
LIBS:motorola
LIBS:texas
LIBS:intel
LIBS:audio
LIBS:interface
LIBS:digital-audio
LIBS:philips
LIBS:display
LIBS:cypress
LIBS:siliconi
LIBS:opto
LIBS:atmel
LIBS:contrib
LIBS:valves
LIBS:Custom_Parts
LIBS:nixie_psu_breakout-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L Wurth_Transformer_10.16x13.36mm T1
U 1 1 5A6B88EA
P 6950 3000
F 0 "T1" H 6950 3325 60  0000 C CNN
F 1 "Wurth_Transformer_10.16x13.36mm" H 6950 3425 60  0000 C CNN
F 2 "Custom Parts:Wurth_WE-FB_10.18x13.36mm" H 6950 3425 60  0001 C CNN
F 3 "" H 6950 3425 60  0001 C CNN
	1    6950 3000
	-1   0    0    -1  
$EndComp
$Comp
L R R2
U 1 1 5A6B8978
P 4300 3850
F 0 "R2" V 4380 3850 50  0000 C CNN
F 1 "R_VC" V 4200 3850 50  0000 C CNN
F 2 "Resistors_SMD:R_0603" V 4230 3850 50  0001 C CNN
F 3 "" H 4300 3850 50  0001 C CNN
	1    4300 3850
	0    1    1    0   
$EndComp
$Comp
L C C3
U 1 1 5A6B89DB
P 3750 4150
F 0 "C3" H 3775 4250 50  0000 L CNN
F 1 "C_VC" H 3775 4050 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603" H 3788 4000 50  0001 C CNN
F 3 "" H 3750 4150 50  0001 C CNN
	1    3750 4150
	1    0    0    -1  
$EndComp
$Comp
L Q_NMOS_DGS Q1
U 1 1 5A6B8B05
P 6450 3500
F 0 "Q1" H 6650 3550 50  0000 L CNN
F 1 "Q_SWITCH" H 6650 3450 50  0000 L CNN
F 2 "Custom Parts:EPC2016C" H 6650 3600 50  0001 C CNN
F 3 "" H 6450 3500 50  0001 C CNN
	1    6450 3500
	1    0    0    -1  
$EndComp
$Comp
L R R4
U 1 1 5A6B8B69
P 6800 3850
F 0 "R4" V 6880 3850 50  0000 C CNN
F 1 "R_SENSE" V 6700 3850 50  0000 C CNN
F 2 "Resistors_SMD:R_0805" V 6730 3850 50  0001 C CNN
F 3 "" H 6800 3850 50  0001 C CNN
	1    6800 3850
	0    1    1    0   
$EndComp
$Comp
L D D3
U 1 1 5A6B91C6
P 7600 3200
F 0 "D3" H 7600 3300 50  0000 C CNN
F 1 "D_RECT" H 7600 3100 50  0000 C CNN
F 2 "Custom Parts:SOD-123W" H 7600 3200 50  0001 C CNN
F 3 "" H 7600 3200 50  0001 C CNN
	1    7600 3200
	-1   0    0    1   
$EndComp
$Comp
L C C6
U 1 1 5A6B92D0
P 7900 3000
F 0 "C6" H 7925 3100 50  0000 L CNN
F 1 "C_OUT" H 7925 2900 50  0000 L CNN
F 2 "Capacitors_SMD:C_2220" H 7938 2850 50  0001 C CNN
F 3 "" H 7900 3000 50  0001 C CNN
	1    7900 3000
	1    0    0    -1  
$EndComp
$Comp
L C C7
U 1 1 5A6B93C6
P 8200 3000
F 0 "C7" H 8225 3100 50  0000 L CNN
F 1 "C_OUT" H 8225 2900 50  0000 L CNN
F 2 "Capacitors_SMD:C_1812" H 8238 2850 50  0001 C CNN
F 3 "" H 8200 3000 50  0001 C CNN
	1    8200 3000
	1    0    0    -1  
$EndComp
$Comp
L D_Schottky D2
U 1 1 5A6B96DB
P 6300 3200
F 0 "D2" H 6300 3300 50  0000 C CNN
F 1 "D_SN" H 6300 3100 50  0000 C CNN
F 2 "Custom Parts:MicroSMP" H 6300 3200 50  0001 C CNN
F 3 "" H 6300 3200 50  0001 C CNN
	1    6300 3200
	1    0    0    -1  
$EndComp
$Comp
L R R5
U 1 1 5A6B9F37
P 6800 4150
F 0 "R5" V 6880 4150 50  0000 C CNN
F 1 "R_FB" V 6700 4150 50  0000 C CNN
F 2 "Resistors_SMD:R_0603" V 6730 4150 50  0001 C CNN
F 3 "" H 6800 4150 50  0001 C CNN
	1    6800 4150
	0    1    1    0   
$EndComp
$Comp
L R R3
U 1 1 5A6B9FBA
P 6550 4550
F 0 "R3" V 6630 4550 50  0000 C CNN
F 1 "R_BIAS" V 6450 4550 50  0000 C CNN
F 2 "Resistors_SMD:R_0603" V 6480 4550 50  0001 C CNN
F 3 "" H 6550 4550 50  0001 C CNN
	1    6550 4550
	-1   0    0    1   
$EndComp
$Comp
L C C5
U 1 1 5A6BA4CA
P 6200 4550
F 0 "C5" H 6225 4650 50  0000 L CNN
F 1 "C_BP" H 6225 4450 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603" H 6238 4400 50  0001 C CNN
F 3 "" H 6200 4550 50  0001 C CNN
	1    6200 4550
	1    0    0    -1  
$EndComp
$Comp
L R R1
U 1 1 5A6BAAF4
P 4100 4350
F 0 "R1" V 4180 4350 50  0000 C CNN
F 1 "R_FREQ" V 4000 4350 50  0000 C CNN
F 2 "Resistors_SMD:R_0603" V 4030 4350 50  0001 C CNN
F 3 "" H 4100 4350 50  0001 C CNN
	1    4100 4350
	-1   0    0    1   
$EndComp
$Comp
L LTC3759 U1
U 1 1 5A6BF1D9
P 5350 3850
F 0 "U1" H 5350 3850 60  0000 C CNN
F 1 "LTC3759" H 5350 3750 60  0000 C CNN
F 2 "Housings_SSOP:MSOP-12-1EP_3x4mm_Pitch0.65mm" H 5350 3950 60  0001 C CNN
F 3 "" H 5350 3950 60  0001 C CNN
	1    5350 3850
	1    0    0    -1  
$EndComp
$Comp
L D_Zener D1
U 1 1 5A6BF6C3
P 5950 3000
F 0 "D1" H 5950 3100 50  0000 C CNN
F 1 "D_ZSN" H 5950 2900 50  0000 C CNN
F 2 "Custom Parts:DO-219AB" H 5950 3000 50  0001 C CNN
F 3 "" H 5950 3000 50  0001 C CNN
	1    5950 3000
	0    -1   -1   0   
$EndComp
$Comp
L C C2
U 1 1 5A6C0FBE
P 4550 3000
F 0 "C2" H 4575 3100 50  0000 L CNN
F 1 "C" H 4575 2900 50  0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 4588 2850 50  0001 C CNN
F 3 "" H 4550 3000 50  0001 C CNN
	1    4550 3000
	-1   0    0    1   
$EndComp
$Comp
L C C1
U 1 1 5A6C10DF
P 4250 3000
F 0 "C1" H 4275 3100 50  0000 L CNN
F 1 "C" H 4275 2900 50  0000 L CNN
F 2 "Capacitors_SMD:C_1210" H 4288 2850 50  0001 C CNN
F 3 "" H 4250 3000 50  0001 C CNN
	1    4250 3000
	-1   0    0    1   
$EndComp
$Comp
L Conn_01x01 J1
U 1 1 5A6C1261
P 3500 2800
F 0 "J1" H 3500 2900 50  0000 C CNN
F 1 "VIN" H 3500 2700 50  0000 C CNN
F 2 "Measurement_Points:Measurement_Point_Square-TH_Small" H 3500 2800 50  0001 C CNN
F 3 "" H 3500 2800 50  0001 C CNN
	1    3500 2800
	-1   0    0    1   
$EndComp
$Comp
L Conn_01x01 J4
U 1 1 5A6C4E27
P 8650 2800
F 0 "J4" H 8650 2900 50  0000 C CNN
F 1 "GND" H 8650 2700 50  0000 C CNN
F 2 "Measurement_Points:Measurement_Point_Square-TH_Small" H 8650 2800 50  0001 C CNN
F 3 "" H 8650 2800 50  0001 C CNN
	1    8650 2800
	1    0    0    -1  
$EndComp
$Comp
L Conn_01x01 J5
U 1 1 5A6C51D4
P 8650 3200
F 0 "J5" H 8650 3300 50  0000 C CNN
F 1 "VOUT" H 8650 3100 50  0000 C CNN
F 2 "Measurement_Points:Measurement_Point_Square-TH_Small" H 8650 3200 50  0001 C CNN
F 3 "" H 8650 3200 50  0001 C CNN
	1    8650 3200
	1    0    0    -1  
$EndComp
NoConn ~ 7350 3000
$Comp
L C C4
U 1 1 5A6C6769
P 4350 4550
F 0 "C4" H 4375 4650 50  0000 L CNN
F 1 "C_SS" H 4375 4450 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603" H 4388 4400 50  0001 C CNN
F 3 "" H 4350 4550 50  0001 C CNN
	1    4350 4550
	1    0    0    -1  
$EndComp
$Comp
L GNDREF #PWR01
U 1 1 5A6CD5AE
P 4050 3250
F 0 "#PWR01" H 4050 3000 50  0001 C CNN
F 1 "GNDREF" H 4050 3100 50  0000 C CNN
F 2 "" H 4050 3250 50  0001 C CNN
F 3 "" H 4050 3250 50  0001 C CNN
	1    4050 3250
	1    0    0    -1  
$EndComp
$Comp
L GNDREF #PWR02
U 1 1 5A6CD8C1
P 7600 2850
F 0 "#PWR02" H 7600 2600 50  0001 C CNN
F 1 "GNDREF" H 7600 2700 50  0000 C CNN
F 2 "" H 7600 2850 50  0001 C CNN
F 3 "" H 7600 2850 50  0001 C CNN
	1    7600 2850
	1    0    0    -1  
$EndComp
$Comp
L GNDREF #PWR03
U 1 1 5A6D0882
P 6200 4850
F 0 "#PWR03" H 6200 4600 50  0001 C CNN
F 1 "GNDREF" H 6200 4700 50  0000 C CNN
F 2 "" H 6200 4850 50  0001 C CNN
F 3 "" H 6200 4850 50  0001 C CNN
	1    6200 4850
	1    0    0    -1  
$EndComp
$Comp
L Conn_01x01 J3
U 1 1 5A6D14D6
P 3500 4800
F 0 "J3" H 3500 4900 50  0000 C CNN
F 1 "GND" H 3500 4700 50  0000 C CNN
F 2 "Measurement_Points:Measurement_Point_Square-TH_Small" H 3500 4800 50  0001 C CNN
F 3 "" H 3500 4800 50  0001 C CNN
	1    3500 4800
	-1   0    0    1   
$EndComp
$Comp
L Conn_01x01 J2
U 1 1 5A6D210E
P 3500 3700
F 0 "J2" H 3500 3800 50  0000 C CNN
F 1 "EN" H 3500 3600 50  0000 C CNN
F 2 "Measurement_Points:Measurement_Point_Square-TH_Small" H 3500 3700 50  0001 C CNN
F 3 "" H 3500 3700 50  0001 C CNN
	1    3500 3700
	-1   0    0    1   
$EndComp
Wire Wire Line
	6550 3200 6550 3300
Wire Wire Line
	6550 3200 6450 3200
Wire Wire Line
	7350 2800 8450 2800
Wire Wire Line
	8200 2800 8200 2850
Connection ~ 8200 2800
Wire Wire Line
	7900 2850 7900 2800
Connection ~ 7900 2800
Wire Wire Line
	7350 3200 7450 3200
Wire Wire Line
	7750 3200 8450 3200
Wire Wire Line
	7900 3150 7900 4150
Wire Wire Line
	8200 3200 8200 3150
Connection ~ 7900 3200
Connection ~ 8200 3200
Wire Wire Line
	6550 3700 6550 3850
Wire Wire Line
	6550 3850 6650 3850
Wire Wire Line
	6100 3750 6550 3750
Connection ~ 6550 3750
Wire Wire Line
	6150 3200 5950 3200
Wire Wire Line
	5950 3200 5950 3150
Wire Wire Line
	3700 2800 6550 2800
Wire Wire Line
	5950 2800 5950 2850
Wire Wire Line
	5450 2800 5450 3000
Connection ~ 5950 2800
Wire Wire Line
	5300 2800 5300 3000
Connection ~ 5450 2800
Wire Wire Line
	4550 2800 4550 2850
Connection ~ 5300 2800
Wire Wire Line
	4250 2800 4250 2850
Connection ~ 4550 2800
Connection ~ 4250 2800
Wire Wire Line
	4250 3150 4250 3550
Wire Wire Line
	4050 3200 4550 3200
Wire Wire Line
	6100 3500 6250 3500
Wire Wire Line
	7600 2850 7600 2800
Connection ~ 7600 2800
Wire Wire Line
	7900 4150 6950 4150
Wire Wire Line
	6100 4300 6200 4300
Wire Wire Line
	6200 4300 6200 4400
Wire Wire Line
	3700 4800 6550 4800
Wire Wire Line
	6200 4700 6200 4850
Wire Wire Line
	4600 4800 4600 4300
Connection ~ 6200 4800
Wire Wire Line
	4350 4400 4350 4150
Wire Wire Line
	4350 4150 4600 4150
Wire Wire Line
	4350 4800 4350 4700
Connection ~ 4600 4800
Wire Wire Line
	4100 4800 4100 4500
Connection ~ 4350 4800
Wire Wire Line
	4100 4200 4100 4000
Wire Wire Line
	4100 4000 4600 4000
Wire Wire Line
	4600 3850 4450 3850
Wire Wire Line
	4150 3850 3750 3850
Wire Wire Line
	3750 3850 3750 4000
Wire Wire Line
	3750 4800 3750 4300
Connection ~ 4100 4800
Connection ~ 3750 4800
Wire Wire Line
	4600 3700 3700 3700
Wire Wire Line
	4250 3550 4600 3550
Connection ~ 4250 3200
Wire Wire Line
	4600 3400 4250 3400
Connection ~ 4250 3400
Wire Wire Line
	4050 3200 4050 3250
Wire Wire Line
	4550 3200 4550 3150
Wire Wire Line
	6550 4800 6550 4700
Wire Wire Line
	6100 4150 6650 4150
Wire Wire Line
	6550 4150 6550 4400
Connection ~ 6550 4150
$Comp
L GNDREF #PWR04
U 1 1 5A6D3815
P 7150 3900
F 0 "#PWR04" H 7150 3650 50  0001 C CNN
F 1 "GNDREF" H 7150 3750 50  0000 C CNN
F 2 "" H 7150 3900 50  0001 C CNN
F 3 "" H 7150 3900 50  0001 C CNN
	1    7150 3900
	1    0    0    -1  
$EndComp
Wire Wire Line
	6950 3850 7150 3850
Wire Wire Line
	7150 3850 7150 3900
$EndSCHEMATC