![Linear Technology LTC3725 Quick Start Manual Download Page 10](http://html1.mh-extra.com/html/linear-technology/ltc3725/ltc3725_quick-start-manual_1922476010.webp)
QUICK START GUIDE FOR DEMONSTRATION CIRCUIT 1031A-C
36V-72VIN, SYNCHRONOUS FORWARD CONVERTER
10
Item Qty
Reference
Part Description
Manufacture / Part #
REQUIRED CIRCUIT COMPONENTS
1
1
4
C2,C3,C4,C5
CAP., X7R, 1.0uF, 100V, 20%, 1210
TDK, C3225X7R2A105M
2
2
C71,C24
CAP., X7R, 1uF, 16V 10%, 0805
TAIYO YUDEN, EMK212BJ105KG
3
2
C27,C70
CAP., X7R, 330pF, 25V, 10%, 0603
AVX, 06033C331KAT2A
4
2
C29,C78
CAP., X7R, 33nF, 25V, 10%, 0603
AVX, 06033C333KAT2A
5
1
C30
CAP., X7R, 2.2nF, 250V, 10%, 1812
MURATA, GA343QR7GD222KW01L
6
2
C31,C33
CAP., X5R, 100uF, 6.3V, 20%, 1210
TDK, C3225X5R0J107M
7
2
C73,C55
CAP., C0G, 470pF, 25V, 10%, 0603
AVX, 06033A471KAT2A
8
1
C66
CAP., C0G, 1nF, 200V, 10%, 1206
AVX, 12062A102KAT2A
9
1
C67
CAP., X7R, 4.7uF, 25V, 20%, 1206
TDK, C3216X7R1E475M
10
1
C68
CAP., POSCAP, 220uF, 6.3V, 20% 7343
SANYO, 6TPE220MI
11
1
C69
CAP., NPO, 1.5nF, 50V, 10%, 0805
AVX, 08055A152KAT2A
12
1
C72
CAP., X7R, 0.1uF, 25V, 10%, 0805
AVX, 08053C104KAT2A
13
1
C75
CAP., NPO, 47pF, 25V, 10%, 0603
AVX, 06033A470KAT2A
14
1
C77
CAP., X7R, 2.2uF, 16V, 20%, 1206
TDK, C3216X7R1C225M
15
1
C79
CAP., X7R, 2.2nF, 25V, 10%, 0603
AVX, 06033C222KAT2A
16
1
C81
CAP., C0G, 10pF, 50V, 5%, 0603
AVX, 06035A100JAT2A
17
1
D1
DIODE, Schottky, CMPSH1-4, 40V, SOT23
CENTRAL SEMI., CMPSH1-4-LTC
18
1
D28
Diode, MMBZ5236B, SOT23
DIODES INC., MMBZ5236B-7
19
1
D29
Diode, 1N4148W SOD-123
DIODES INC., 1N4148W-7-F
20
1
L1
INDUCTOR, 1.0uH
VISHAY DALE, IHLP2525CZER1R0M01
0
L1 (second source)
INDUCTOR, 1.0uH
COOPER, HCP0703-1R0-R
21
1
L2
INDUCTOR, 0.87uH
COOPER, HC1-R87
22
1
Q8
FET, N-CH,. Si7450DP, POWERPAK SO-8
VISHAY, Si7450DP
23
2
Q12,Q14
FET, N-CH,. Si7336ADP, POWERPAK SO-8
VISHAY, Si7336ADP
24
1
Q34
N-CH., Transistor. 2N7002 SOT23
DIODES INC., 2N7002-7-F
25
1
Q27
NPN TRANSISTOR, FCX491
ZETEX, FCX491
26
1
Q28
N-CH FET, 150V, FDC2512, Super SOT-6
FAIRCHILD, FDC2512
27
1
R2
RES., CHIP, 1.2, 1/4W, 5%, 1206
AAC, CR18-1R2JM
28
2
R54,R55
RES., CHIP, 100, 1/16W, 1%, 0603
VISHAY, CRCW06031000FRT6
29
1
R18
RES., CHIP, 365K, 1/8W, 1%, 0805
VISHAY, CRCW0805365KFKEB
30
1
R22
RES., CHIP, 15.0K, 1/16W, 1%, 0603
AAC, CR16-1502FM
31
1
R29
RES., CHIP, 100K, 1/8W, 5%, 0805
AAC, CR10-104JM
32
1
R41
RES., CHIP, 4.42K, 1/16W,1%, 0603
AAC, CR16-4421FM
33
1
R46
RES., CHIP, 604, 1/16W, 1%, 0603
AAC, CR16-6040FM
34
1
R48
RES., CHIP, 0.022, 1W, 2%, 2010
IRC, LRC-LRF2010-01-R022-G
35
1
R50
RES., CHIP, 0.002, 1W, 1%, 2512
PANASONIC, ERJM1WTF2M0U
36
1
R51
RES., CHIP, 2.4, 1/4W, 5%, 1206
AAC, CR18-2R4JM
37
1
R58
RES., CHIP, 5.1K, 1/16W, 5%, 0603
AAC, CR16-512JM
38
2
R3,R61
RES., CHIP, 100, 1/16W, 5%, 0603
AAC, CR16-101JM
39
2
R63,R66
RES., CHIP, 100K, 1/16W, 5%, 0603
AAC, CR16-104JM
40
1
R68
RES., CHIP, 6.2K, 1/16W, 5%, 0603
AAC, CR16-622JM
41
1
R69
RES., CHIP, 124K, 1/16W, 1%, 0603
AAC, CR16-1243FM
42
1
R76
RES., CHIP, 1K, 1/4W, 5%, 1206
AAC, CR18-102JM
43
1
R79
RES., CHIP, 510, 1/8W, 5%, 0805 e3
AAC, CR10-511JM
44
1
R85
RES., CHIP, 3.01K, 1/16W, 1%, 0603
AAC, CR16-3011FM