Rev Author Line No. Line
396 kaklik 1 Version 4
2 SHEET 1 1380 692
3 WIRE -112 -112 -208 -112
4 WIRE 0 -112 -112 -112
5 WIRE 192 -112 0 -112
6 WIRE 224 -112 192 -112
7 WIRE 320 -112 224 -112
399 kaklik 8 WIRE 384 -112 320 -112
9 WIRE 560 -112 384 -112
396 kaklik 10 WIRE 688 -112 608 -112
11 WIRE 800 -112 752 -112
12 WIRE 896 -112 800 -112
13 WIRE 224 -96 224 -112
14 WIRE 320 -96 320 -112
15 WIRE 560 -96 560 -112
16 WIRE 608 -96 608 -112
17 WIRE 800 -96 800 -112
18 WIRE 896 -96 896 -112
19 WIRE -208 -80 -208 -112
20 WIRE -112 -80 -112 -112
21 WIRE 0 -80 0 -112
22 WIRE 224 0 224 -32
23 WIRE 320 0 320 -16
24 WIRE 320 0 224 0
399 kaklik 25 WIRE 448 0 320 0
396 kaklik 26 WIRE 560 0 560 -16
399 kaklik 27 WIRE 560 0 512 0
396 kaklik 28 WIRE 608 0 608 -16
29 WIRE 800 0 800 -32
30 WIRE 896 0 896 -16
31 WIRE -208 16 -208 0
32 WIRE -112 16 -112 -16
33 WIRE 192 32 192 -112
34 WIRE -144 96 -160 96
35 WIRE 0 96 0 0
36 WIRE 0 96 -64 96
37 WIRE 32 96 0 96
399 kaklik 38 WIRE 448 96 352 96
396 kaklik 39 WIRE 560 96 560 0
399 kaklik 40 WIRE 560 96 528 96
396 kaklik 41 WIRE -64 176 -160 176
42 WIRE 32 176 16 176
43 WIRE 560 176 560 96
44 WIRE 560 176 352 176
45 WIRE -96 256 -160 256
46 WIRE 32 256 -16 256
399 kaklik 47 WIRE 496 256 352 256
48 WIRE 576 256 640 240
396 kaklik 49 WIRE -144 336 -160 336
50 WIRE -48 336 -64 336
51 WIRE 32 336 16 336
399 kaklik 52 WIRE 384 336 384 -112
53 WIRE 384 336 352 336
54 WIRE 432 336 384 336
55 WIRE 560 336 496 336
56 WIRE 640 352 640 240
396 kaklik 57 WIRE 128 416 128 400
58 WIRE 256 416 256 400
59 WIRE 128 496 128 480
60 FLAG 256 416 0
61 FLAG 128 496 0
62 FLAG -160 336 0
63 FLAG -160 176 0
64 FLAG -160 256 0
65 FLAG -208 16 0
399 kaklik 66 FLAG 560 336 0
67 FLAG 640 352 0
396 kaklik 68 FLAG 800 0 0
69 FLAG 608 0 0
70 FLAG 896 0 0
71 FLAG -208 -112 IN
72 FLAG 896 -112 OUT
73 FLAG -160 96 0
74 FLAG -112 16 0
75 SYMBOL res 0 240 R90
398 kaklik 76 WINDOW 0 0 56 VBottom 2
77 WINDOW 3 32 56 VTop 2
396 kaklik 78 SYMATTR InstName R1
79 SYMATTR Value 10K
80 SYMBOL res 32 160 R90
398 kaklik 81 WINDOW 0 0 56 VBottom 2
82 WINDOW 3 32 56 VTop 2
396 kaklik 83 SYMATTR InstName R2
399 kaklik 84 SYMATTR Value 20.5K
396 kaklik 85 SYMBOL voltage -208 -96 R0
399 kaklik 86 WINDOW 123 0 0 Left 2
87 WINDOW 39 0 0 Left 2
396 kaklik 88 SYMATTR InstName V1
399 kaklik 89 SYMATTR Value 12
396 kaklik 90 SYMBOL cap 16 320 R90
398 kaklik 91 WINDOW 0 0 32 VBottom 2
92 WINDOW 3 32 32 VTop 2
396 kaklik 93 SYMATTR InstName C1
94 SYMATTR Value .001µ
399 kaklik 95 SYMBOL cap 496 320 R90
398 kaklik 96 WINDOW 0 0 32 VBottom 2
97 WINDOW 3 32 32 VTop 2
396 kaklik 98 SYMATTR InstName C2
99 SYMATTR Value 4.7µ
399 kaklik 100 SYMBOL res 544 80 R90
398 kaklik 101 WINDOW 0 0 56 VBottom 2
102 WINDOW 3 32 56 VTop 2
396 kaklik 103 SYMATTR InstName R3
399 kaklik 104 SYMATTR Value 100K
105 SYMBOL res 592 240 R90
398 kaklik 106 WINDOW 0 0 56 VBottom 2
107 WINDOW 3 32 56 VTop 2
396 kaklik 108 SYMATTR InstName R4
109 SYMATTR Value 6.04K
110 SYMBOL ind2 544 -112 R0
398 kaklik 111 WINDOW 0 0 35 Right 2
112 WINDOW 3 0 72 Right 2
396 kaklik 113 SYMATTR InstName L1
398 kaklik 114 SYMATTR Value 100µ
396 kaklik 115 SYMATTR Type ind
398 kaklik 116 SYMATTR SpiceLine Rser=0.22 Rpar=5K
396 kaklik 117 SYMBOL ind2 624 0 R180
398 kaklik 118 WINDOW 0 -3 72 Right 2
119 WINDOW 3 1 44 Right 2
396 kaklik 120 SYMATTR InstName L2
399 kaklik 121 SYMATTR Value 5000µ
396 kaklik 122 SYMATTR Type ind
398 kaklik 123 SYMATTR SpiceLine Rser=31 Rpar=5K
396 kaklik 124 SYMBOL cap 784 -96 R0
125 SYMATTR InstName C3
398 kaklik 126 SYMATTR Value 1µ
396 kaklik 127 SYMBOL schottky 688 -96 R270
398 kaklik 128 WINDOW 0 32 32 VTop 2
129 WINDOW 3 0 32 VBottom 2
396 kaklik 130 SYMATTR InstName D1
131 SYMATTR Value MBRS340
132 SYMATTR Description Diode
133 SYMATTR Type diode
134 SYMBOL res -48 320 R90
398 kaklik 135 WINDOW 0 0 56 VBottom 2
136 WINDOW 3 32 56 VTop 2
396 kaklik 137 SYMATTR InstName R5
138 SYMATTR Value 59K
139 SYMBOL cap 112 480 M180
398 kaklik 140 WINDOW 0 24 64 Left 2
141 WINDOW 3 24 8 Left 2
396 kaklik 142 SYMATTR InstName C4
143 SYMATTR Value .01µ
144 SYMBOL res -16 -96 R0
145 SYMATTR InstName R6
399 kaklik 146 SYMATTR Value 100K
396 kaklik 147 SYMBOL res -48 80 R90
398 kaklik 148 WINDOW 0 0 56 VBottom 2
149 WINDOW 3 32 56 VTop 2
396 kaklik 150 SYMATTR InstName R7
399 kaklik 151 SYMATTR Value 36K
396 kaklik 152 SYMBOL res 304 -112 R0
153 SYMATTR InstName R8
398 kaklik 154 SYMATTR Value 1K
396 kaklik 155 SYMBOL cap 208 -96 R0
156 SYMATTR InstName C5
157 SYMATTR Value .22µ
399 kaklik 158 SYMBOL diode 512 16 M270
398 kaklik 159 WINDOW 0 32 32 VTop 2
160 WINDOW 3 -3 0 VBottom 2
396 kaklik 161 SYMATTR InstName D2
398 kaklik 162 SYMATTR Value ES1D
396 kaklik 163 SYMBOL res 880 -112 R0
164 SYMATTR InstName Rload
399 kaklik 165 SYMATTR Value 3000000
398 kaklik 166 SYMATTR SpiceLine tol=1 pwr=0.1
396 kaklik 167 SYMBOL PowerProducts\\LT3574 192 208 R0
168 SYMATTR InstName U1
169 SYMBOL cap -128 -80 R0
170 SYMATTR InstName C6
171 SYMATTR Value 10µ
398 kaklik 172 TEXT 576 -120 Bottom 2 !K1 L1 L2 1
173 TEXT 328 464 Left 2 !.tran 100m startup
174 TEXT -360 512 Left 2 ;Notes:\n If the simulation model is not found please update with the "Sync Release" command from the "Tools" menu.\n It remains the customer's responsibility to verify proper and reliable operation in the actual application.\n Component substitution and printed circuit board layout may significantly affect circuit performance or reliability.\n Contact your local sales representative for assistance. This circuit is distributed to customers only for use with LTC parts.\n Copyright © 2010 Linear Technology Inc. All rights reserved.
175 TEXT 272 -152 Bottom 2 ;LT3574 - Isolated Flyback Converter Without an Opto-Coupler \nInput 12V to 24V, Output 5V @ 350mA