thermistors.sch

EESchema Schematic File Version 4
LIBS:BUDDY_v1.0.0-cache
EELAYER 26 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 3 14
Title "Buddy"
Date "2019-10-24"
Rev "v1.0.0"
Comp "PRUSA Research s.r.o."
Comment1 "http://creativecommons.org/licenses/by-sa/4.0/"
Comment2 "Licensed under the Attribution-ShareAlike 4.0 International (CC BY-SA 4.0)"
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L Diode:BAS40-04 D?
U 1 1 5C839108
P 3515 2990
AR Path="/5C839108" Ref="D?"  Part="1" 
AR Path="/5C838825/5C839108" Ref="D7"  Part="1" 
F 0 "D7" H 3515 3315 50  0000 C CNN
F 1 "BAV99W" H 3515 3224 50  0000 C CNN
F 2 "Package_TO_SOT_SMD:SOT-323_SC-70" H 3265 3290 50  0001 L CNN
F 3 "" H 3395 3090 50  0001 C CNN
F 4 "100V/150mA/4ns" H 3515 3175 28  0000 C CNN "req"
	1    3515 2990
	1    0    0    -1  
$EndComp
$Comp
L Connector_Generic:Conn_01x02 P?
U 1 1 5C839111
P 4625 3295
AR Path="/5C839111" Ref="P?"  Part="1" 
AR Path="/5C838825/5C839111" Ref="P3"  Part="1" 
F 0 "P3" H 4605 3410 50  0000 L CNN
F 1 "70543-0001" V 4725 3110 28  0000 L CNN
F 2 "A3IDES_footprints:Pin_1x02-XL" H 4625 3295 50  0001 C CNN
F 3 "" H 4625 3295 50  0001 C CNN
F 4 "1x2/2,54mm/male" V 4785 3045 28  0000 L CNN "req"
F 5 "" H 4625 3295 50  0001 C CNN "alt"
	1    4625 3295
	1    0    0    1   
$EndComp
$Comp
L Device:R R?
U 1 1 5C839119
P 4150 3095
AR Path="/5C839119" Ref="R?"  Part="1" 
AR Path="/5C838825/5C839119" Ref="R13"  Part="1" 
F 0 "R13" H 3940 3105 50  0000 L CNN
F 1 "4k7" V 4150 3025 50  0000 L CNN
F 2 "A3IDES_footprints:R_0402_1005Metric" V 4080 3095 50  0001 C CNN
F 3 "" H 4150 3095 50  0001 C CNN
F 4 "63mW/1%" V 4255 3090 28  0000 C CNN "req"
	1    4150 3095
	1    0    0    -1  
$EndComp
$Comp
L Device:R R?
U 1 1 5C839121
P 3270 3295
AR Path="/5C839121" Ref="R?"  Part="1" 
AR Path="/5C838825/5C839121" Ref="R11"  Part="1" 
F 0 "R11" V 3180 3210 50  0000 L CNN
F 1 "2k37" V 3270 3195 50  0000 L CNN
F 2 "A3IDES_footprints:R_0402_1005Metric" V 3200 3295 50  0001 C CNN
F 3 "" H 3270 3295 50  0001 C CNN
F 4 "63mW/1%" V 3375 3290 28  0000 C CNN "req"
	1    3270 3295
	0    1    1    0   
$EndComp
$Comp
L Device:R R?
U 1 1 5C839129
P 3780 3295
AR Path="/5C839129" Ref="R?"  Part="1" 
AR Path="/5C838825/5C839129" Ref="R12"  Part="1" 
F 0 "R12" V 3690 3210 50  0000 L CNN
F 1 "2k37" V 3780 3200 50  0000 L CNN
F 2 "A3IDES_footprints:R_0402_1005Metric" V 3710 3295 50  0001 C CNN
F 3 "" H 3780 3295 50  0001 C CNN
F 4 "63mW/1%" V 3885 3290 28  0000 C CNN "req"
	1    3780 3295
	0    1    1    0   
$EndComp
Wire Wire Line
	3630 3295 3515 3295
Wire Wire Line
	3005 2985 3005 2890
Wire Wire Line
	3005 2890 3215 2890
Wire Wire Line
	3005 3185 3005 3295
Wire Wire Line
	3005 3295 3120 3295
Wire Wire Line
	3515 3090 3515 3295
Connection ~ 3515 3295
Wire Wire Line
	3515 3295 3420 3295
Wire Wire Line
	3005 2890 2915 2890
Connection ~ 3005 2890
$Comp
L power:GND #PWR?
U 1 1 5C839142
P 2915 2890
AR Path="/5C839142" Ref="#PWR?"  Part="1" 
AR Path="/5C838825/5C839142" Ref="#PWR011"  Part="1" 
F 0 "#PWR011" H 2915 2640 50  0001 C CNN
F 1 "GND" H 2920 2717 50  0000 C CNN
F 2 "" H 2915 2890 50  0001 C CNN
F 3 "" H 2915 2890 50  0001 C CNN
	1    2915 2890
	0    1    1    0   
$EndComp
Wire Wire Line
	4150 3245 4150 3295
Wire Wire Line
	3930 3295 4150 3295
Connection ~ 4150 3295
Wire Wire Line
	4150 2945 4150 2890
Wire Wire Line
	4150 2890 3815 2890
$Comp
L Device:L_Core_Ferrite L?
U 1 1 5C83914E
P 4325 3605
AR Path="/5C471068/5C83914E" Ref="L?"  Part="1" 
AR Path="/5C83914E" Ref="L?"  Part="1" 
AR Path="/5C838825/5C83914E" Ref="L5"  Part="1" 
F 0 "L5" V 4440 3610 50  0000 C CNN
F 1 "BLM18KG121TN1D" V 4225 3580 28  0000 C CNN
F 2 "A3IDES_footprints:R_0603_1608Metric" V 4459 3605 50  0001 C CNN
F 3 "" H 4325 3605 50  0001 C CNN
F 4 "120Ω@100MHz/3A" V 4280 3585 28  0000 C CNN "req"
	1    4325 3605
	-1   0    0    1   
$EndComp
$Comp
L power:GND #PWR?
U 1 1 5C839155
P 4325 3755
AR Path="/5C839155" Ref="#PWR?"  Part="1" 
AR Path="/5C838825/5C839155" Ref="#PWR013"  Part="1" 
F 0 "#PWR013" H 4325 3505 50  0001 C CNN
F 1 "GND" H 4490 3675 50  0000 C CNN
F 2 "" H 4325 3755 50  0001 C CNN
F 3 "" H 4325 3755 50  0001 C CNN
	1    4325 3755
	1    0    0    -1  
$EndComp
Wire Wire Line
	3005 3295 2770 3295
Connection ~ 3005 3295
Wire Wire Line
	4150 2890 4150 2825
Connection ~ 4150 2890
$Comp
L power:+3.3V #PWR?
U 1 1 5C839160
P 4150 2825
AR Path="/5C839160" Ref="#PWR?"  Part="1" 
AR Path="/5C838825/5C839160" Ref="#PWR012"  Part="1" 
F 0 "#PWR012" H 4150 2675 50  0001 C CNN
F 1 "+3.3V" H 4165 2998 50  0000 C CNN
F 2 "" H 4150 2825 50  0001 C CNN
F 3 "" H 4150 2825 50  0001 C CNN
	1    4150 2825
	1    0    0    -1  
$EndComp
Wire Wire Line
	4150 3295 4425 3295
Wire Wire Line
	4325 3195 4325 3455
Wire Wire Line
	4325 3195 4425 3195
$Comp
L Diode:BAS40-04 D?
U 1 1 5C839169
P 7025 2990
AR Path="/5C839169" Ref="D?"  Part="1" 
AR Path="/5C838825/5C839169" Ref="D8"  Part="1" 
F 0 "D8" H 7025 3315 50  0000 C CNN
F 1 "BAV99W" H 7025 3224 50  0000 C CNN
F 2 "Package_TO_SOT_SMD:SOT-323_SC-70" H 6775 3290 50  0001 L CNN
F 3 "" H 6905 3090 50  0001 C CNN
F 4 "100V/150mA/4ns" H 7025 2990 50  0001 C CNN "req"
	1    7025 2990
	1    0    0    -1  
$EndComp
$Comp
L Device:R R?
U 1 1 5C839171
P 7660 3095
AR Path="/5C839171" Ref="R?"  Part="1" 
AR Path="/5C838825/5C839171" Ref="R16"  Part="1" 
F 0 "R16" H 7550 3245 50  0000 L CNN
F 1 "4k7" V 7660 3025 50  0000 L CNN
F 2 "A3IDES_footprints:R_0402_1005Metric" V 7590 3095 50  0001 C CNN
F 3 "" H 7660 3095 50  0001 C CNN
F 4 "63mW/1%" V 7765 3090 28  0000 C CNN "req"
	1    7660 3095
	1    0    0    -1  
$EndComp
$Comp
L Device:R R?
U 1 1 5C839179
P 6780 3295
AR Path="/5C839179" Ref="R?"  Part="1" 
AR Path="/5C838825/5C839179" Ref="R14"  Part="1" 
F 0 "R14" V 6700 3220 50  0000 L CNN
F 1 "2k37" V 6780 3205 50  0000 L CNN
F 2 "A3IDES_footprints:R_0402_1005Metric" V 6710 3295 50  0001 C CNN
F 3 "" H 6780 3295 50  0001 C CNN
F 4 "63mW/1%" V 6885 3290 28  0000 C CNN "req"
	1    6780 3295
	0    1    1    0   
$EndComp
$Comp
L Device:R R?
U 1 1 5C839181
P 7290 3295
AR Path="/5C839181" Ref="R?"  Part="1" 
AR Path="/5C838825/5C839181" Ref="R15"  Part="1" 
F 0 "R15" V 7210 3220 50  0000 L CNN
F 1 "2k37" V 7290 3200 50  0000 L CNN
F 2 "A3IDES_footprints:R_0402_1005Metric" V 7220 3295 50  0001 C CNN
F 3 "" H 7290 3295 50  0001 C CNN
F 4 "63mW/1%" V 7395 3290 28  0000 C CNN "req"
	1    7290 3295
	0    1    1    0   
$EndComp
Wire Wire Line
	7140 3295 7025 3295
Wire Wire Line
	6515 2985 6515 2890
Wire Wire Line
	6515 2890 6725 2890
Wire Wire Line
	6515 3185 6515 3295
Wire Wire Line
	6515 3295 6630 3295
Wire Wire Line
	7025 3090 7025 3295
Connection ~ 7025 3295
Wire Wire Line
	7025 3295 6930 3295
Wire Wire Line
	6515 2890 6425 2890
Connection ~ 6515 2890
$Comp
L power:GND #PWR?
U 1 1 5C83919A
P 6425 2890
AR Path="/5C83919A" Ref="#PWR?"  Part="1" 
AR Path="/5C838825/5C83919A" Ref="#PWR014"  Part="1" 
F 0 "#PWR014" H 6425 2640 50  0001 C CNN
F 1 "GND" H 6430 2717 50  0000 C CNN
F 2 "" H 6425 2890 50  0001 C CNN
F 3 "" H 6425 2890 50  0001 C CNN
	1    6425 2890
	0    1    1    0   
$EndComp
Wire Wire Line
	7660 3245 7660 3295
Wire Wire Line
	7440 3295 7660 3295
Connection ~ 7660 3295
Wire Wire Line
	7660 2945 7660 2890
Wire Wire Line
	7660 2890 7325 2890
$Comp
L Device:L_Core_Ferrite L?
U 1 1 5C8391A6
P 7835 3605
AR Path="/5C471068/5C8391A6" Ref="L?"  Part="1" 
AR Path="/5C8391A6" Ref="L?"  Part="1" 
AR Path="/5C838825/5C8391A6" Ref="L6"  Part="1" 
F 0 "L6" V 7940 3600 50  0000 C CNN
F 1 "BLM18KG121TN1D" V 7735 3580 28  0000 C CNN
F 2 "A3IDES_footprints:R_0603_1608Metric" V 7969 3605 50  0001 C CNN
F 3 "" H 7835 3605 50  0001 C CNN
F 4 "120Ω@100MHz/3A" V 7785 3580 28  0000 C CNN "req"
	1    7835 3605
	-1   0    0    1   
$EndComp
$Comp
L power:GND #PWR?
U 1 1 5C8391AD
P 7835 3755
AR Path="/5C8391AD" Ref="#PWR?"  Part="1" 
AR Path="/5C838825/5C8391AD" Ref="#PWR016"  Part="1" 
F 0 "#PWR016" H 7835 3505 50  0001 C CNN
F 1 "GND" H 7840 3582 50  0000 C CNN
F 2 "" H 7835 3755 50  0001 C CNN
F 3 "" H 7835 3755 50  0001 C CNN
	1    7835 3755
	1    0    0    -1  
$EndComp
Wire Wire Line
	6515 3295 6280 3295
Connection ~ 6515 3295
Wire Wire Line
	7660 2890 7660 2825
Connection ~ 7660 2890
$Comp
L power:+3.3V #PWR?
U 1 1 5C8391B8
P 7660 2825
AR Path="/5C8391B8" Ref="#PWR?"  Part="1" 
AR Path="/5C838825/5C8391B8" Ref="#PWR015"  Part="1" 
F 0 "#PWR015" H 7660 2675 50  0001 C CNN
F 1 "+3.3V" H 7675 2998 50  0000 C CNN
F 2 "" H 7660 2825 50  0001 C CNN
F 3 "" H 7660 2825 50  0001 C CNN
	1    7660 2825
	1    0    0    -1  
$EndComp
Wire Wire Line
	7660 3295 7935 3295
Wire Wire Line
	7835 3195 7835 3455
Wire Wire Line
	7835 3195 7935 3195
$Comp
L Connector_Generic:Conn_01x02 P?
U 1 1 5C8391C3
P 8135 3295
AR Path="/5C8391C3" Ref="P?"  Part="1" 
AR Path="/5C838825/5C8391C3" Ref="P4"  Part="1" 
F 0 "P4" H 8115 3410 50  0000 L CNN
F 1 "70543-0001" V 8245 3110 28  0000 L CNN
F 2 "A3IDES_footprints:Pin_1x02-XL" H 8135 3295 50  0001 C CNN
F 3 "" H 8135 3295 50  0001 C CNN
F 4 "1x2/2,54mm/male" V 8300 3045 28  0000 L CNN "req"
F 5 "" H 8135 3295 50  0001 C CNN "alt"
	1    8135 3295
	1    0    0    1   
$EndComp
Text HLabel 2770 3295 0    50   Output ~ 0
THERM-0
Text HLabel 6280 3295 0    50   Output ~ 0
THERM-1
$Comp
L Device:C_Small C?
U 1 1 5D616D98
P 3005 3085
AR Path="/5D616D98" Ref="C?"  Part="1" 
AR Path="/5C7CC220/5D616D98" Ref="C?"  Part="1" 
AR Path="/5D03F01C/5D616D98" Ref="C?"  Part="1" 
AR Path="/5C838825/5D616D98" Ref="C3"  Part="1" 
F 0 "C3" V 2960 3130 50  0000 L CNN
F 1 "100n" V 3170 3020 50  0000 L CNN
F 2 "A3IDES_footprints:C_0402_1005Metric" H 3043 2935 50  0001 C CNN
F 3 "" H 3005 3085 50  0001 C CNN
F 4 "16V/X7R/10%" V 3105 2935 28  0000 L CNN "req"
	1    3005 3085
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C?
U 1 1 5D617172
P 6515 3085
AR Path="/5D617172" Ref="C?"  Part="1" 
AR Path="/5C7CC220/5D617172" Ref="C?"  Part="1" 
AR Path="/5D03F01C/5D617172" Ref="C?"  Part="1" 
AR Path="/5C838825/5D617172" Ref="C4"  Part="1" 
F 0 "C4" V 6470 3130 50  0000 L CNN
F 1 "100n" V 6680 3020 50  0000 L CNN
F 2 "A3IDES_footprints:C_0402_1005Metric" H 6553 2935 50  0001 C CNN
F 3 "" H 6515 3085 50  0001 C CNN
F 4 "16V/X7R/10%" V 6615 2935 28  0000 L CNN "req"
	1    6515 3085
	1    0    0    -1  
$EndComp
$Comp
L Device:Thermistor TH1
U 1 1 5CFF0186
P 3540 5450
F 0 "TH1" H 3645 5524 50  0000 L CNN
F 1 "NTCG104LH104JTDS" H 3645 5433 50  0000 L CNN
F 2 "Resistor_SMD:R_0402_1005Metric" H 3540 5450 50  0001 C CNN
F 3 "" H 3540 5450 50  0001 C CNN
F 4 "100k/5%" H 3645 5359 28  0000 L CNN "req"
	1    3540 5450
	1    0    0    -1  
$EndComp
$Comp
L Device:R R?
U 1 1 5CFF0369
P 3540 5010
AR Path="/5CFF0369" Ref="R?"  Part="1" 
AR Path="/5C838825/5CFF0369" Ref="R77"  Part="1" 
F 0 "R77" H 3330 5020 50  0000 L CNN
F 1 "4k7" V 3540 4940 50  0000 L CNN
F 2 "A3IDES_footprints:R_0402_1005Metric" V 3470 5010 50  0001 C CNN
F 3 "" H 3540 5010 50  0001 C CNN
F 4 "63mW/1%" V 3645 5005 28  0000 C CNN "req"
	1    3540 5010
	1    0    0    -1  
$EndComp
Wire Wire Line
	3540 5250 3540 5205
$Comp
L power:GND #PWR?
U 1 1 5CFF0981
P 3540 5650
AR Path="/5CFF0981" Ref="#PWR?"  Part="1" 
AR Path="/5C838825/5CFF0981" Ref="#PWR034"  Part="1" 
F 0 "#PWR034" H 3540 5400 50  0001 C CNN
F 1 "GND" H 3705 5570 50  0000 C CNN
F 2 "" H 3540 5650 50  0001 C CNN
F 3 "" H 3540 5650 50  0001 C CNN
	1    3540 5650
	1    0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR?
U 1 1 5D001B94
P 3540 4860
AR Path="/5D001B94" Ref="#PWR?"  Part="1" 
AR Path="/5C838825/5D001B94" Ref="#PWR032"  Part="1" 
F 0 "#PWR032" H 3540 4710 50  0001 C CNN
F 1 "+3.3V" H 3555 5033 50  0000 C CNN
F 2 "" H 3540 4860 50  0001 C CNN
F 3 "" H 3540 4860 50  0001 C CNN
	1    3540 4860
	1    0    0    -1  
$EndComp
Wire Wire Line
	3540 5205 3375 5205
Connection ~ 3540 5205
Wire Wire Line
	3540 5205 3540 5160
Text HLabel 3375 5205 0    50   Output ~ 0
THERM-2
$EndSCHEMATC