DC2028A - Schematic

LTC2977 CH0 Power Stage
R9
3.01k
GND 2
4 VIN
SW 3
1
L1
4.7uH
MIKE P.
06-18-13
2
U2
LTC3405AES6
Q9
SI1304
VOUT_CH0
R87
470
1210
3 1
VDD
GND
C57
22u/10V
1210
GND
P1
GREEN
R1
100k
CH0
1.2V
C6
10u/10V
1210
6 MODE
RUN 1
5 VFB
GND 2
4 VIN
SW 3
1
2
RUN 1
5 VFB
2
6 MODE
PRODUCTION
R10
3.01k
R82
100k
2
3 1
VDD
C5
10u/10V
1210
1
VDD
R83
100k
U1
LTC3405AES6
-
LTC2977 CH1 Power Stage
VDD
L2
4.7uH
C1
220p
GND
Q8
SI1304
GND
VOUT_CH1
C56
22u/10V
1210
GND
P2
GREEN
R86
470
1210
R2
100k
CH1
1.5V
C2
220p
GND
R78
442k
DACP_CH0
GND
GND
R5
200k
RUN_CH0
R79
100
VSNSP_CH0
R76
348k
DACP_CH1
GND
R6
115k
RUN_CH1
GND
R77
100
VSNSP_CH1
C53
100n
GND
C52
100n
GND
GND
LTC2977 CH2 Power Stage
LTC2977 CH3 Power Stage
VDD
VDD
R11
3.01k
R12
3.01k
RUN 1
5 VFB
GND 2
4 VIN
SW 3
GND
1
2
6 MODE
L3
4.7uH
C55
22u/10V
1210
P3
GREEN
VDD
U4
LTC3405AES6
Q7
SI1304
GND
VOUT_CH2
R85
470
1210
3 1
U3
LTC3405AES6
R3
100k
CH2
1.8V
C8
10u/10V
1210
6 MODE
RUN 1
5 VFB
GND 2
4 VIN
SW 3
GND
C3
220p
GND
1
2
3 1
VDD
2
R80
100k
2
R81
100k
C7
10u/10V
1210
GND
L4
4.7uH
P4
GREEN
Q6
SI1304
GND
VOUT_CH3
C54
22u/10V
1210
R84
470
1210
R4
100k
CH3
2.0V
C4
220p
GND
R74
294k
DACP_CH2
GND
GND
R7
80.6k
RUN_CH2
R75
100
VSNSP_CH2
C51
100n
R72
261k
DACP_CH3
GND
R8
66.5k
RUN_CH3
GND
GND
R73
100
VSNSP_CH3
GND
C50
100n
GND
GND
CUSTOMER NOTICE
1. ALL RESISTORS ARE 1% 0603.
2. ALL CAPACITORS ARE 16V 0603.
3. THE INTERMEDIATE BUS IS VDD=5.0V
LTC CONFIDENTIAL
FOR CUSTOMER
USE ONLY
PCB DES.
www.linear.com
APP ENG.
B
SCALE = NONE
LTC2977 CH4 Power Stage
R26
3.01k
GND 2
4 VIN
SW 3
1
L6
4.7uH
MIKE P.
06-18-13
2
U10
LTC3405AES6
Q4
SI1304
VOUT_CH4
R44
470
1210
3 1
VDD
GND
C36
22u/10V
1210
GND
P5
GREEN
R37
100k
CH4
2.5V
C22
10u/10V
1210
6 MODE
RUN 1
5 VFB
GND 2
4 VIN
SW 3
1
2
RUN 1
5 VFB
2
6 MODE
PRODUCTION
R27
3.01k
R47
100k
2
3 1
VDD
C21
10u/10V
1210
1
VDD
R48
100k
U9
LTC3405AES6
-
LTC2977 CH5 Power Stage
VDD
L7
4.7uH
C28
220p
GND
Q3
SI1304
GND
VOUT_CH5
C35
22u/10V
1210
GND
P6
GREEN
R43
470
1210
R38
100k
CH5
2.7V
C29
220p
GND
R56
210k
DACP_CH4
GND
GND
R31
47.5k
RUN_CH4
R55
100
VSNSP_CH4
R54
196k
DACP_CH5
GND
R32
42.2k
RUN_CH5
GND
R53
100
VSNSP_CH5
C40
100n
GND
C39
100n
GND
GND
LTC2977 CH6 Power Stage
LTC2977 CH7 Power Stage
VDD
VDD
R28
3.01k
R29
R45
3.01k
RUN 1
5 VFB
GND 2
4 VIN
SW 3
GND
1
2
6 MODE
L8
4.7uH
C34
22u/10V
1210
VDD
U12
LTC3405AES6
Q2
SI1304
GND
VOUT_CH6
R42
470
1210
3 1
U11
LTC3405AES6
P7
GREEN
R39
100k
CH6
3.0V
C24
10u/10V
1210
6 MODE
RUN 1
5 VFB
GND 2
4 VIN
SW 3
GND
C30
220p
GND
1
2
3 1
VDD
2
100k
2
R46
100k
C23
10u/10V
1210
GND
L9
4.7uH
P8
GREEN
Q1
SI1304
GND
VOUT_CH7
C33
22u/10V
1210
R41
470
1210
R40
100k
CH7
3.3V
C31
220p
GND
R52
174k
DACP_CH6
GND
GND
R33
36.5k
RUN_CH6
R51
100
VSNSP_CH6
C38
100n
R50
158k
DACP_CH7
GND
R34
32.4k
RUN_CH7
GND
GND
R49
100
VSNSP_CH7
GND
C37
100n
GND
GND
CUSTOMER NOTICE
1. ALL RESISTORS ARE 1% 0603.
2. ALL CAPACITORS ARE 16V 0603.
3. THE INTERMEDIATE BUS IS VDD=5.0V
LTC CONFIDENTIAL
FOR CUSTOMER
USE ONLY
PCB DES.
www.linear.com
APP ENG.
B
SCALE = NONE
-
1
PRODUCTION
MIKE P.
06-18-13
DACP_CH3
DACP_CH4
VSNSP_CH4
DACP_CH5
DACP_CH6
DACP_CH7
VSNSP_CH5
VSNSP_CH6
LTC2977
8-CHANNEL POWER SYSTEM MANAGER
FEATURING ACCURATE OUTPUT VOLTAGE MEASUREMENT
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
VDD
+3V3
+3V3
CRA06S
R22
10k
R18
10k
R23
10k
TP11
TP12
GND
SCL
SDA
ALERTB
FAULTB
CTRL
SHARE_CLK
RESETB
C18
100n
C19
100n
GND
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
CH7_SHORT
3
VSNSP_CH3
VSNSP_CH2
R68
100k
Q5
SI1304
1
2
DACP_CH2
VSNSP_CH1
GND
DACP_CH1
GND
DACP_CH0
VSNSP_CH0
C12
100n
U6
LTC2977CUP
GND
GND
GND
ALERTB
1 1A
2 GND
RESET
FAULTB
3 2A
1Y 6
1
2
+3V3
R62
698
VCC 5
2Y 4
1
C46
100n
2
LED1
RED
SW1
GND
LED2
RED
U16
SN74LVC2G34DCK
GND
C44
10n
R67
698
GND
GND
CUSTOMER NOTICE
1. ALL RESISTORS ARE 1% 0603.
2. ALL CAPACITORS ARE 16V 0603.
3. THE INTERMEDIATE BUS IS VDD=5.0V
SHORT
VOUT_CH7
VSENSEP3
VSENSEM2
VSENSEP2
VDACM2
VDACP2
VSENSEM1
VSENSEP1
VDACM1
VDACP1
VDACP0
VDACM0
VSENSEM0
VSENSEP0
REFM
REFP
ASEL1
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
R59
10k, 4X
C17
1u
VSENSEM6
VSENSEP7
VSENSEM7
VOUT_ENO
VOUT_EN1
VOUT_EN2
VOUT_EN3
VOUT_EN4
VOUT_EN5
VOUT_EN6
VOUT_EN7
VIN_EN
DNC
VIN_SNS
VPWR
VDD33
PAD
VDD
RUN_CH0
RUN_CH1
RUN_CH2
RUN_CH3
RUN_CH4
RUN_CH5
RUN_CH6
RUN_CH7
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
SW2
VDD33
VDD25
WP
PWRGD
SHARE_CLK
WDI/RESETB
FAULTB00
FAULTB01
FAULTB10
FAULTB11
SDA
SCL
ALERTB
CONTROL0
CONTROL1
ASEL0
VSNSP_CH7
VSENSEP6
VSENSEM5
VSENSEP5
VDACM7
VDACP7
VDACP6
VDACM6
VDACM5
VDACP5
VDACP4
VDACM4
VSENSEM4
VSENSEP4
VDACM3
VDACP3
VSENSEM3
GND
LTC CONFIDENTIAL
FOR CUSTOMER
USE ONLY
PCB DES.
www.linear.com
APP ENG.
B
SCALE = NONE
TP15
TP10
6
2
4
6
8
10
12
14
GND
+12V
GND
GND
SDA_IN
SCL
U8
LTC4313CMS8
SDA
7
RST\
13 GP4
A0
CONN_DC1613
20 SDA
19 SCL
18 VDD
A1
16 GP7
PAD PAD
17 VSS
U13
MCP23008-E/ML
IBV_AUX
R15
73.2k
C10
100n
GND
6
NC
NC
INT
8
9
GP0
12 GP3
15 GP6
U7
LTC4415IMSE
A2
5
C13
22u/10V
1210
C16
1u
R19
10k
C14
47p
C47
4.7u
3
2
GND
GND
GND
EEVCC
GND
SHARE_CLK
GND
EEVCC
+3V3
+3V3
R36
10k
R30
10k
1 SCL
ON
R25
249
GND
2
3
4
GND
1 GND VOUT 6
C41
10u/10V
1210
WP 5
2 GND
1
2
3
4
1
R57
10k
3 SDA
JP3
TDA04H0SK1
VCC 4
GND GND
U14
24AA02T-I/OT
GND
2 GND
DNC 5
3 DNC
VIN 4
GND
GND
TP14
R16
3.01k
C45
10u/25V
1206
LED3
GREEN
GND
GND
U15
LT6654BMPS6-1.25
GND GND
C15
1u
GND
C42
1u
C25
1u
GND
GND
CUSTOMER NOTICE
1. ALL RESISTORS ARE 1% 0603.
2. ALL CAPACITORS ARE 16V 0603.
3. THE INTERMEDIATE BUS IS VDD=5.0V
GND
R63
2.49k
C43
4.7u
GND
R61
CH7_SHORT OPT
GND
D1
BAT30CWFILM
1
C27
1u
R21
1.0k
R20
249
IN1
OUT1 16
IN1
OUT1 15
EN1
nSTAT1 14
CLIM1 nWARN1 13
CLIM2 nWARN2 12
nEN2
nSTAT2 11
IN2
OUT2 10
IN2
OUT2 9
R24
10k, 4X
4
GND
1
2
3
4
5
6
7
8
R17
46.4k
C11
68p
R14
10k
GND GND
NC
14 GP5
VDD
IHLP-1616BZ
L5
2.2uH
2
+5V (100mA)
1
SDA
2
GND
3
SCL
4
+3.3V(100mA) 5
ALRTB
6
GPO_1
7
OUTEN
8
GPO_2
9
GND
10
AUXSCL
11
AUXSDA
12
GP2
GND
GND
8
7
6
5
J2
GP1
10
GND
11
C49
68p
+3V3
C20
100n
1
2
3
4
1
SCL_IN
+3V3 R35
10k
8
7
6
5
ITH
FB
RT
SGND
MODE/SYNC
PGOOD
SW
SW
6-14V
POWER INPUT
GND
3
R58
10k
ENABLE VCC
SCLO SDAO
SDAI
SCLI
GND READY
C48
4.7p
PAD
R60
10k
1
2
3
4
R71
73.2k
PAD
+3V3
12
11
10
9
U5
LTC3604IUD
2
GND
NC
EESCL
EESDA
3
2
1
C32
47u/16V
7343
C9
10u/25V
1206
13
14
15
16
+12V
UNUSED2
GND
3
S1
TRACK/SS
RUN
VIN
VIN
GND
2
OFF
EXP GND
1
3
5
7
9
11
13
CONTROL
1
C26
1u
1
FAULTB
ALERTB
SHARE_CLK
RESETB
UNUSED1
GND
06-18-13
4
5
JP2
MALE
GND
MIKE P.
SDA
FAULTB
ALERTB
RUN
JP1
FEMALE
1
3
5
7
9
11
13
PRODUCTION
S1
SCL_IN
SDA_IN
CTRL
2
4
6
8
10
12
14
1
GND
8
7 VON
6 INTVCC
5 BOOST
R88
10k
TP9
TP13
SCL
TP1
TP2
TP16
TP8
GND
GND
GND
SHARE_CLK
CTRL_P
TP7
-
LTC CONFIDENTIAL
FOR CUSTOMER
USE ONLY
PCB DES.
www.linear.com
APP ENG.
B
SCALE = NONE
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