DC2306A - Schematic

5
+VIN
10V - 54V
4
3
E3
2
L1
330uH
PQA2050-330
T1
P26R2-0322-18R0
D
J1
CIN7
56uF
63V
63HVH56M
4.7uF
100V
1210
+
CIN1
CIN2
CIN3
CIN4
CIN5
CIN6
2
9
R17
0
D1
IDD04SG60C
6
1
D3
CMMR1U-06
13
E5
R13
124K
2512
CO1
4.7uF
100V
1210
C8
2.2nF
630V
1206
D2
J2
R12
124K
2512
+VO1
-VIN
CO2
4.7uF
100V
1210
CO3
OPT
1210
+
C4
1uF
100V
0805
-VOUT
R2
100K 14
6
R22
2K
INTVCC
C2
4.7uF
25V
0805
26
38
39
PGND
PGND
1
2
NC
TEST1
36
34
NC
37
ISENSEN
TOS
AOUT
TBLNK
SOUT
SYNC
INTVCC
RT
E2
NC
TAS
3
SYNC
TAO
COMP
FB
13
NC
PGND
12
IVSEC
4
8
ISENSEP
19
44.2K 11
U1
LT3753EFE
OVLO
SS2
R5
10
GND
187K
17
2.55K
R6
UVLO_VSEC
18
R7
OUT
OC
SS1
9
TEST2
12.7K
7
R8
C
0805
28
OPT
NC
C6
Q1
BSC040N10NS5
100K
VIN
R9
R3
OPT
R4
0
24
22
21
R10
100
R21 3.01K
C7
2.2nF
16
20
0.004
0815
Q3
SPD04P10PL G
32
30
1uF
+VO1
R25
10K
C12
0.1uF
R29
10K
1206
5
C5
100pF
R18
100K
22nF
R23
100
R15
1.5K
U2
PS2801-1
C13
2.2uF
R19
59K
+VO1
JP1
48V
D5
BAS516
C3
C1
C
R26
200
OPT
1210
R11
100
INTVCC
R1
82.5K
C15
0.47uF
OPT
1206
100V
C14
220nF
1206
100V
RCS1
15
100KHz
B
4
1
3
2
C18
4.7nF
C22
2.2uF
25V
0805
D4
CMHZ4697
R16
56.2K
C20
OPT
3
C21
3.9nF
V+
1
E1
RTOP
250V
1812
54V
R27
1.5M
COMP
REF
U3
LT1431CS8
R24
340
R20
196K
2
B
8
COLLECTOR
SGND
CY1
2200pF
GND
CSYS
47uF
63V
63HVH47M
E6
CTLHR10-06
E4
D
+VOUT
+54V / 1.5A
RMID
GND-F
GND-S
6
5
4
R28
9.53K
7
NOTE:
UNLESS OTHERWISE SPECIFIED:
ALL RESISTORS & CAPACITORS ARE 0603 .
ALL RESISTORS ARE 1% MULTILAYER RESISTORS.
ALL CERAMIC CAPACITORS ARE X7R
EVAL1: EFE PACKAGE (FE38 (31) )
BOARD SIZE: 4.70" BY 2.90"
CUSTOMER NOTICE
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
A
TECHNOLOGY
TITLE: SCHEMATIC
10-54VIN, 54VOUT ACTIVE CLAMP FORWARD CONVERTER
SIZE
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
5
4
3
2
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900 www.linear.com
Fax: (408)434-0507
LTC Confidential-For Customer Use Only
N/A
DATE:
IC NO.
REV.
LT3753EFE
DEMO CIRCUIT 2306A
SHEET
Thursday, July 23, 2015
1
4
1
OF
1
A
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