Rev Author Line No. Line
397 kaklik 1 Version 4
2 SHEET 1 1520 700
3 WIRE 0 -128 -176 -128
4 WIRE 192 -128 0 -128
5 WIRE 240 -128 192 -128
6 WIRE 320 -128 240 -128
7 WIRE 496 -128 320 -128
8 WIRE 624 -128 544 -128
9 WIRE 752 -128 688 -128
10 WIRE 864 -128 752 -128
11 WIRE 240 -112 240 -128
12 WIRE 320 -112 320 -128
13 WIRE 496 -112 496 -128
14 WIRE 544 -112 544 -128
15 WIRE 752 -112 752 -128
16 WIRE 864 -112 864 -128
17 WIRE -176 -96 -176 -128
18 WIRE 0 -96 0 -128
19 WIRE 240 -16 240 -48
20 WIRE 320 -16 320 -32
21 WIRE 320 -16 240 -16
22 WIRE 368 -16 320 -16
23 WIRE 496 -16 496 -32
24 WIRE 496 -16 432 -16
25 WIRE 544 -16 544 -32
26 WIRE 752 -16 752 -48
27 WIRE 864 -16 864 -32
28 WIRE -176 16 -176 -16
29 WIRE 192 32 192 -128
30 WIRE -96 96 -160 96
31 WIRE 0 96 0 -16
32 WIRE 0 96 -16 96
33 WIRE 32 96 0 96
34 WIRE 384 96 352 96
35 WIRE 496 96 496 -16
36 WIRE 496 96 464 96
37 WIRE -144 176 -160 176
38 WIRE 32 176 -64 176
39 WIRE 496 176 496 96
40 WIRE 496 176 352 176
41 WIRE -96 256 -160 256
42 WIRE 32 256 -16 256
43 WIRE 368 256 352 256
44 WIRE 464 256 448 256
45 WIRE -144 336 -160 336
46 WIRE -48 336 -64 336
47 WIRE 32 336 16 336
48 WIRE 368 336 352 336
49 WIRE 464 336 432 336
50 WIRE 128 416 128 400
51 WIRE 256 416 256 400
52 WIRE 128 496 128 480
53 FLAG 256 416 0
54 FLAG 128 496 0
55 FLAG -160 336 0
56 FLAG -160 176 0
57 FLAG -160 256 0
58 FLAG -176 16 0
59 FLAG 464 336 0
60 FLAG 464 256 0
61 FLAG 752 -16 0
62 FLAG 544 -16 0
63 FLAG 864 -16 0
64 FLAG -176 -128 IN
65 FLAG 864 -128 OUT
66 FLAG -160 96 0
67 SYMBOL PowerProducts\\LT3573 192 208 R0
68 SYMATTR InstName U1
69 SYMBOL res 0 240 R90
399 kaklik 70 WINDOW 0 0 56 VBottom 2
71 WINDOW 3 32 56 VTop 2
397 kaklik 72 SYMATTR InstName R1
73 SYMATTR Value 10K
74 SYMBOL res -48 160 R90
399 kaklik 75 WINDOW 0 0 56 VBottom 2
76 WINDOW 3 32 56 VTop 2
397 kaklik 77 SYMATTR InstName R2
78 SYMATTR Value 28.7K
79 SYMBOL voltage -176 -112 R0
399 kaklik 80 WINDOW 123 0 0 Left 2
81 WINDOW 39 0 0 Left 2
397 kaklik 82 SYMATTR InstName V1
83 SYMATTR Value 24
84 SYMBOL cap 16 320 R90
399 kaklik 85 WINDOW 0 0 32 VBottom 2
86 WINDOW 3 32 32 VTop 2
397 kaklik 87 SYMATTR InstName C1
88 SYMATTR Value .001µ
89 SYMBOL cap 432 320 R90
399 kaklik 90 WINDOW 0 0 32 VBottom 2
91 WINDOW 3 32 32 VTop 2
397 kaklik 92 SYMATTR InstName C2
93 SYMATTR Value 4.7µ
94 SYMBOL res 480 80 R90
399 kaklik 95 WINDOW 0 0 56 VBottom 2
96 WINDOW 3 32 56 VTop 2
397 kaklik 97 SYMATTR InstName R3
98 SYMATTR Value 80.6K
99 SYMBOL res 464 240 R90
399 kaklik 100 WINDOW 0 0 56 VBottom 2
101 WINDOW 3 32 56 VTop 2
397 kaklik 102 SYMATTR InstName R4
103 SYMATTR Value 6.04K
104 SYMBOL ind2 480 -128 R0
399 kaklik 105 WINDOW 0 0 38 Right 2
106 WINDOW 3 0 70 Right 2
397 kaklik 107 SYMATTR InstName L1
108 SYMATTR Value 24µ
109 SYMATTR Type ind
110 SYMATTR SpiceLine Rser=0.082 Rpar=10K
111 SYMBOL ind2 560 -16 R180
399 kaklik 112 WINDOW 0 3 79 Right 2
113 WINDOW 3 1 44 Right 2
397 kaklik 114 SYMATTR InstName L2
115 SYMATTR Value 2.6µ
116 SYMATTR Type ind
117 SYMATTR SpiceLine Rser=0.011 Rpar=1K
118 SYMBOL cap 736 -112 R0
119 SYMATTR InstName C3
120 SYMATTR Value 47µ
121 SYMBOL schottky 624 -112 R270
399 kaklik 122 WINDOW 0 32 32 VTop 2
123 WINDOW 3 0 32 VBottom 2
397 kaklik 124 SYMATTR InstName D1
125 SYMATTR Value MBRS340
126 SYMATTR Description Diode
127 SYMATTR Type diode
128 SYMBOL res -48 320 R90
399 kaklik 129 WINDOW 0 0 56 VBottom 2
130 WINDOW 3 32 56 VTop 2
397 kaklik 131 SYMATTR InstName R5
132 SYMATTR Value 50K
133 SYMBOL cap 112 480 M180
399 kaklik 134 WINDOW 0 42 46 Left 2
135 WINDOW 3 41 18 Left 2
397 kaklik 136 SYMATTR InstName C4
137 SYMATTR Value .001µ
138 SYMBOL res -16 -112 R0
139 SYMATTR Value 357K
140 SYMATTR InstName R6
141 SYMBOL res 0 80 R90
399 kaklik 142 WINDOW 0 0 56 VBottom 2
143 WINDOW 3 32 56 VTop 2
397 kaklik 144 SYMATTR InstName R7
145 SYMATTR Value 51.1K
146 SYMBOL res 304 -128 R0
147 SYMATTR InstName R8
148 SYMATTR Value 2K
149 SYMBOL cap 224 -112 R0
150 SYMATTR InstName C5
151 SYMATTR Value .22µ
152 SYMBOL schottky 432 0 M270
399 kaklik 153 WINDOW 0 32 32 VTop 2
154 WINDOW 3 -3 35 VBottom 2
397 kaklik 155 SYMATTR InstName D2
156 SYMATTR Value PMEG6010AED
157 SYMATTR Description Diode
158 SYMATTR Type diode
159 SYMBOL res 848 -128 R0
399 kaklik 160 SYMATTR Value 1000
397 kaklik 161 SYMATTR InstName Rload
399 kaklik 162 TEXT 520 -128 Bottom 2 !K1 L1 L2 .995
163 TEXT 600 384 Left 2 !.tran 100m startup
164 TEXT 320 -176 Bottom 2 ;LT3573 - Isolated Flyback Converter Without an Opto-Coupler \nInput: 24V Output: 5V @ 1A
165 TEXT -280 512 Left 2 ;Note:\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 © 2009 Linear Technology Inc. All rights reserved.