DC2394A - Schematic

5
4
3
2
1
REVISION HISTORY
E1
E2
INTVCC
ECO
E3
VDD25
VDD33
REV
__
C1
DESCRIPTION
1
APPROVED
PRODUCTION
YI S.
DATE
10-18-11
VIN
1uF
9
6
4
TP2
VDD33
29
VDD25
2
VDR
R1
25K
3
R2
C3
0.1uF
32
INTVCC
VIN
C2
1uF
30
J1
VDR
8
E4
VIN
C4
22uF
1210
23
PGND
R6
RUN1
NC
NC
NC
NC
SHARE_CLK
WP
36
39
29
32
VIN
NC
VIN
PVCC
SW
PGND
U1
RUN0
SW
OPT
VSENSE1
FDMF5820DC
SW
SW
SW
VSENSE0-
28
2
SW
PGND
33
5
7
R5
C12
0
100nF
16
VOUT0
17
VOUT0
0.17uH
19
20
R8
R7
2k
ITH0
ISNS1+
30
PWM1
+
3
1uF
27
35
VDD33
34
VDD25
15
ASEL0
R21 OPT
GL
GL
9
VIN
NC
VIN
6
29
PVCC
SW
SW
PGND
SW
PGND
SW
FDMF5820DC
SW
SW
C21
C22
100uF
1210
100uF
1210
+
VSENSE0+
C20
OPT
C19
OPT
VSENSE0E7
R13 0
C33
22uF
1210
10
11
VOUT1
J5
33
5
7
VOUT1
R18 0
C34
100nF
16
17
1.0V/30A
C61
C60
C35
C36
100uF
1210
100uF
1210
100uF
100uF
1210
1210
+
+
C37
470uF
B
C38
470uF
J6
L2
GND
18
0.17uH
19
20
R25
2k
R24
2k
VOUT1
+
C44
100nF
E8
R26 0
C39
1uF
VOUT1_CFG
C42
C43
100uF
1210
100uF
1210
+
C41
470uF
VSENSE1
C40
470uF
E9
FREQ_CFG
GND
PHAS_CFG
R39 OPT
R40 OPT
SHARE_CLK
CUSTOMER NOTICE
A
NOTE: UNLESS OTHERWISE SPECIFIED
1. ALL RESISTORS ARE IN OHMS, 0603.
ALL CAPACITORS ARE IN MICROFARADS, 0603.
2. INSTALL SHUNTS AS SHOWN.
APPROVALS
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO PCB DES.
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
APP ENG.
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
4
TECHNOLOGY
HZ
YI S.
HIGH DENSITY DC/DC CONVERTER WITH POWER SYSTEM MANAGEMENT
3
2
N/A
SCALE = NONE
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900 www.linear.com
Fax: (408)434-0507
LTC Confidential-For Customer Use Only
TITLE: SCHEMATIC
SIZE
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
5
C58
100uF
1210
21
22
23
24
R37 OPT
25
R36 OPT
26
R34 OPT
12
R31 OPT
R33 OPT
14
R30 OPT
GPIO1B
R38 5K
PHASE
GL
PGND
PGND
C59
100uF
1210
VOUT0_CFG
GPIO0B
R35 5K
BOOT
VIN
AGND
PGND
R23 OPT
ALERTB
R32 5K
4
VIN
PGND
ASEL1
R28 OPT
SDA
R29 5K
32
VIN
U3
SCL
R27 5K
28
R22 OPT
VIN
ZCD#
PGND
SYNC
C31
22uF
1210
EN/FAULT#
SW
2
PWM
SW
31
SW
R17 OPT
SW
VDR
AGND
1
AGND
VCC
VSENSE1
B
R20 5K
C
E6
VOUT0-
SW
34
41
21
20
19
18
16
R12
25K
3
27
C26 C27
1uF 0.1uF
30
VDR
Q2
MMBT3906LT
R19 5K
J4
VDR
8
4
R16 OPT
C32
0.01uF
C17
470uF
R10 0
TMON
PGND
GND
PHAS_CFG
Q1
MMBT3906LT
FREQ_CFG
TSNS0
VOUT1_CFG
VSENSE1
VOUT0_CFG
40
ASEL0
C30
0.01uF
TSNS1
ASEL1
28
R15
11.5K
+
C16
470uF
GND
VIN
17
R14
11.5K
+
100nF
C25
C24
2200pF
C29
47pF
C15
100uF
1210
VOUT0+
ISNS1C28
47pF
1.0V/30A
C14
100uF
1210
TP3
13
C23
2200pF
C13
1uF
2k
ITH1
PWM1
5
J3
L1
18
C18
R11 OPT
D
11
C
26
C6
22uF
1210
10
21
VSENSE0+
15
SW
VSENSE0-
1
PGND
SW
GPIO1
34
SW
VSENSE0+
7
22
GPIO0
ISNS0-
23
VCC1
VCC0
U2
LTC3887-1EUJ
PHASE
GL
SDA
ALERT
BOOT
VIN
AGND
GL
24
24
SHARE_CLK
GL
25
15
RUN1
35
VIN
SW
14
RUN0
6
VIN
ZCD#
PGND
GPIO1B
27
VIN
EN/FAULT#
26
13
ISNS0+
2
12
GPIO0B
PWM0
31
PGND
12
OPT
PGND
11
R4
38
PWM
13
10
SDA
ALERTB
SCL
VDD33
9
SCL
VDD25
GND
SYNC
INTVCC
SYNC
VIN
E5
OPT
VDR
GND
8
R3
SW
33
1
AGND
1uF
4.7uF
PWM0
C11
4.7uF
AGND
C5
VCC
C10
C9
0.1uF
14
C8
330uF
16V
31
+
35
J2
C7
330uF
16V
37
+
25
7V-14V
22
D
TMON
VIN
DATE:
IC NO.
LTC3887-1EUJ
REV.
1
DC2394A
Tuesday, January 19, 2016
SHEET 1
1
OF 2
A
E10
SHARE_CLK
SCL
E11
E13
E12
SYNC
GPIO1B
SDA
SCL
R46
200
R48
OPT
SHARE_CLK
GPIO0B
0
D4
OPT
R51
5K
D
3
R50
OPT
D2
GPIO0B
GRN
1
VDD33
D3
OPT
R47
200
E16
D1
GPIO1B
GRN
R49
D
3V3
GPIO0B
E15
OPT
E14
SYNC
ALERTB
1
3V3
GPIO1B
2
SDA
2
R45
1
ALERTB
3
3
4
2
5
R52
3V3
100nF
VSS
SCL
SDA
7
EEWP
EESCL
5
EESDA
2
2
FAULTB
CTRL
ALERTB
SDA
SHARE_CLK
SCL
RESETB
AUXP
UNUSED
UNUSED
GND
GND
12V
12V
R58
10
5
ALERTB
4
1
ON
SW2
RUN0
4
1
SW1
RUN1
2
1
TP0101K
Q5
R59
10
ON
5
2
3
OFF
6
3
2
OFF
C45
10nF
C46
10nF
D5
RED
ALERTB
DEMO HEADER (F)
R62
OPT
1206
JP1
VIN
R64
R63
127
3
GPIO0B
1
GPIO1B
C
NC
GPIO0-GPIO1
OPT
R65
JP2
24LC025-I/ST
E17
EXT PULSE
E18
3
RUN0
OPT
E19
1
RUN1
GND
R66
0.001
C
NC
RUN0-RUN1
GND
VOUT0
VOUT0
2512
R68
2
R70
100K
3
JP4
R73
U7
ON
2
5
OFF
1
6
7
8
NC
GND
GND
SENSE/ADJ
VIN
GND
V+
SET
DIV
6
5
OUTPUT
2
R69
20K
R72
1M
C51
1uF
0603
R77
10
1%
R78
681K
VDR
VDR
3
VOUT
R71
1
+IN
-IN
3
B
INT EXT
R74
10K
R75
4
Q6
4
RJK0305DPB
3.3
C50
150pF
V-
1
E21
R81
100K
J11
TP0101K
3
IOUT
TST
1
LT1803IS5
C53
1uF
0805
R80
0.01
2512
VOUT1
J12
1
Q7
3V3
VOUT0
C48
2.2uF
0805
LOAD
STEP
E20
JP5
2
V+
R79
5K
VIN
PULSE
GENERATOR
INT / EXT PULSE
JP3
U6
5
J10
1
82.5
C52
4.7uF
LT1129CS8-5
C54
1uF
C49
1uF
0603
3
R76
20K
3
1
+5V
4
154K
4
OPT
2512
5
OUT
70Hz, 3% Duty Cycle
SHDN
GND
MOD
VDD33
C55
2.2uF
0805
2
VOUT1
GND
U8
ON
2
5
OFF
1
6
7
A
8
C57
1uF
SHDN
GND
GND
VIN
NC
GND
SENSE/ADJ
OUTPUT
VIN
4
R82
3
2
1
CUSTOMER NOTICE
1
B
3
LTC6992-1
1
2
3
1
U5
VOUT1
R67
2
+5V
2
VIN
DrMOS
VDR
C
1
DEMO HEADER (M)
8 AUXVCC
6
3V3
J9
2
3
4
5
A2
RUN1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
2
WP
Q4
2N7002A
2
3
4
5
4
A1
R57
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
GPIO0B
2
3
4
5
3
R61
4.99K
Q3
2N7002A
2
2
R60
4.99K
VCC
R56
OPT
OPT
FAULTB
CTRL
ALERTB
SDA
SHARE_CLK
SCL
RESETB
AUXP
UNUSED
UNUSED
GND
GND
12V
12V
U4
A0
R55
0
R54
OPT
C47
1
1
R53
5K
J8
TO DC1613A
C
RUN0
VDD33
0
GPIO1B
1
2
3
4
5
6
7
8
9
10
11
12
6
3
AUXP
SDA
GND
SCL
LGKPWR
ALERTB
GPIO_1
OUTEN_0
OUTEN_1
GND
AUXSCL
AUXSDA
2
3V3
J7
C56
4.7uF
R83
15.8K
+5V
APPROVALS
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO PCB DES.
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
APP ENG.
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
10K
LT1129CS8-5
TECHNOLOGY
HZ
YI S.
TITLE: SCHEMATIC
HIGH DENSITY DC/DC CONVERTER WITH POWER SYSTEM MANAGEMENT
SIZE
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
5
4
3
LTC3887-1EUJ
IC NO.
N/A
SCALE = NONE
Tuesday, January 19, 2016
DATE:
2
Size
Document Number
Custom<Doc>
Rev
<RevCode>
Sheet
2
1
SHEET 2
1
<Title>
Tuesday, January 19, 2016
REV.
DC2394A
Title
Date:
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900 www.linear.com
Fax: (408)434-0507
LTC Confidential-For Customer Use Only
of
2
OF 2
A
Similar pages