_saved_file5D5E28D2.sch

   1 EESchema Schematic File Version 4
   2 LIBS:trav-cache
   3 EELAYER 26 0
   4 EELAYER END
   5 $Descr A4 11693 8268
   6 encoding utf-8
   7 Sheet 2 2
   8 Title ""
   9 Date ""
  10 Rev ""
  11 Comp ""
  12 Comment1 ""
  13 Comment2 ""
  14 Comment3 ""
  15 Comment4 ""
  16 $EndDescr
  17 $Comp
  18 L dk_Transistors-Bipolar-BJT-Single:2N2222 Q1
  19 U 1 1 5D5E29A2
  20 P 2475 2125
  21 F 0 "Q1" V 2822 2125 60  0000 C CNN
  22 F 1 "2N2222" V 2716 2125 60  0000 C CNN
  23 F 2 "digikey-footprints:TO-18-3" H 2675 2325 60  0001 L CNN
  24 F 3 "https://www.centralsemi.com/get_document.php?cmp=1&mergetype=pd&mergepath=pd&pdf_id=2N2221.PDF" H 2675 2425 60  0001 L CNN
  25 F 4 "2N2222CS-ND" H 2675 2525 60  0001 L CNN "Digi-Key_PN"
  26 F 5 "2N2222" H 2675 2625 60  0001 L CNN "MPN"
  27 F 6 "Discrete Semiconductor Products" H 2675 2725 60  0001 L CNN "Category"
  28 F 7 "Transistors - Bipolar (BJT) - Single" H 2675 2825 60  0001 L CNN "Family"
  29 F 8 "https://www.centralsemi.com/get_document.php?cmp=1&mergetype=pd&mergepath=pd&pdf_id=2N2221.PDF" H 2675 2925 60  0001 L CNN "DK_Datasheet_Link"
  30 F 9 "/product-detail/en/central-semiconductor-corp/2N2222/2N2222CS-ND/4806844" H 2675 3025 60  0001 L CNN "DK_Detail_Page"
  31 F 10 "TRANS NPN 30V 0.8A TO-18" H 2675 3125 60  0001 L CNN "Description"
  32 F 11 "Central Semiconductor Corp" H 2675 3225 60  0001 L CNN "Manufacturer"
  33 F 12 "Active" H 2675 3325 60  0001 L CNN "Status"
  34         1    2475 2125
  35         0    -1   -1   0
  36 $EndComp
  37 Text GLabel 2475 2925 2    39   Input ~ 0
  38 CMOS_Square_Wave
  39 Text GLabel 1700 2025 0    39   Input ~ 0
  40 Discount_Function_Generator_Output
  41 Wire Wire Line
  42         1700 2025 1775 2025
  43 $Comp
  44 L Device:R_US R1
  45 U 1 1 5D5E331F
  46 P 2475 2575
  47 F 0 "R1" H 2543 2621 50  0000 L CNN
  48 F 1 "10k" H 2543 2530 50  0000 L CNN
  49 F 2 "" V 2515 2565 50  0001 C CNN
  50 F 3 "~" H 2475 2575 50  0001 C CNN
  51         1    2475 2575
  52         1    0    0    -1
  53 $EndComp
  54 Wire Wire Line
  55         2475 2425 2475 2375
  56 Wire Wire Line
  57         2475 2725 2475 2775
  58 $Comp
  59 L power:GND #PWR03
  60 U 1 1 5D5E33E5
  61 P 1775 2375
  62 F 0 "#PWR03" H 1775 2125 50  0001 C CNN
  63 F 1 "GND" H 1780 2202 50  0000 C CNN
  64 F 2 "" H 1775 2375 50  0001 C CNN
  65 F 3 "" H 1775 2375 50  0001 C CNN
  66         1    1775 2375
  67         1    0    0    -1
  68 $EndComp
  69 $Comp
  70 L power:+VDC #PWR04
  71 U 1 1 5D5E3B42
  72 P 3450 1925
  73 F 0 "#PWR04" H 3450 1825 50  0001 C CNN
  74 F 1 "+VDC" H 3450 2200 50  0000 C CNN
  75 F 2 "" H 3450 1925 50  0001 C CNN
  76 F 3 "" H 3450 1925 50  0001 C CNN
  77         1    3450 1925
  78         1    0    0    -1
  79 $EndComp
  80 $Comp
  81 L power:-VDC #PWR02
  82 U 1 1 5D5E3B97
  83 P 1775 1800
  84 F 0 "#PWR02" H 1775 1700 50  0001 C CNN
  85 F 1 "-VDC" H 1775 2075 50  0000 C CNN
  86 F 2 "" H 1775 1800 50  0001 C CNN
  87 F 3 "" H 1775 1800 50  0001 C CNN
  88         1    1775 1800
  89         1    0    0    -1
  90 $EndComp
  91 Wire Wire Line
  92         1775 1800 1775 2025
  93 Connection ~ 1775 2025
  94 Wire Wire Line
  95         1775 2375 1775 2025
  96 $Comp
  97 L Device:R_US R3
  98 U 1 1 5D5E4126
  99 P 2975 2025
 100 F 0 "R3" V 2770 2025 50  0000 C CNN
 101 F 1 "10K" V 2861 2025 50  0000 C CNN
 102 F 2 "" V 3015 2015 50  0001 C CNN
 103 F 3 "~" H 2975 2025 50  0001 C CNN
 104         1    2975 2025
 105         0    1    1    0
 106 $EndComp
 107 Wire Wire Line
 108         2825 2025 2675 2025
 109 Wire Wire Line
 110         3125 2025 3450 2025
 111 Wire Wire Line
 112         3450 2025 3450 1925
 113 $Comp
 114 L Device:C C5
 115 U 1 1 5D5E422C
 116 P 2850 2575
 117 F 0 "C5" H 2965 2621 50  0000 L CNN
 118 F 1 "100nF" H 2965 2530 50  0000 L CNN
 119 F 2 "" H 2888 2425 50  0001 C CNN
 120 F 3 "~" H 2850 2575 50  0001 C CNN
 121         1    2850 2575
 122         1    0    0    -1
 123 $EndComp
 124 Wire Wire Line
 125         2475 2775 2850 2775
 126 Wire Wire Line
 127         2850 2775 2850 2725
 128 Connection ~ 2475 2775
 129 Wire Wire Line
 130         2475 2775 2475 2925
 131 Wire Wire Line
 132         2850 2425 2850 2375
 133 Wire Wire Line
 134         2850 2375 2475 2375
 135 Connection ~ 2475 2375
 136 Wire Wire Line
 137         2475 2375 2475 2325
 138 $Comp
 139 L Device:R_US R2
 140 U 1 1 5D5E45E2
 141 P 2025 2025
 142 F 0 "R2" V 1820 2025 50  0000 C CNN
 143 F 1 "470" V 1911 2025 50  0000 C CNN
 144 F 2 "" V 2065 2015 50  0001 C CNN
 145 F 3 "~" H 2025 2025 50  0001 C CNN
 146         1    2025 2025
 147         0    1    1    0
 148 $EndComp
 149 Wire Wire Line
 150         1775 2025 1875 2025
 151 Wire Wire Line
 152         2175 2025 2275 2025
 153 $EndSCHEMATC