28
dc1540bf
DEMO MANUAL DC1540B
SCHEMATIC DIAGRAM
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
3.3V_PU
VOUT_0
3.3V_PU
+12V
INTVCC_0
3.3V_PU
VOUT_0
VOUT_EN0
VDACP0
VDACM0
VSENSEP0
VSENSEM0
CLK_PHASE_3
SIZE
SCALE:
CAGE CODE
DWG NO
REV
SHEET
OF
FILENAME:
TITLE
CONTRACT NO.
APPROVALS
DATE
DRAWN
CHECKED
APPROVED
ENGINEER
DESIGNER
TECHNOLOGY
1630 McCarthy Blvd. Milpitas, CA 95035 Phone: (408)432-1900 Fax: (408)434-0507
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
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 CIRUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFORMANCE OR RELIABILITY. CONTACT LINEAR TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
CUSTOMER NOTICE
B
DC1361B
Tuesday, September 17, 2013
3
10
Dave Clemans
08-13-13
Dave Clemans
08-13-13
8 OUTPUT POWER SUPPLY
SIZE
SCALE:
CAGE CODE
DWG NO
REV
SHEET
OF
FILENAME:
TITLE
CONTRACT NO.
APPROVALS
DATE
DRAWN
CHECKED
APPROVED
ENGINEER
DESIGNER
TECHNOLOGY
1630 McCarthy Blvd. Milpitas, CA 95035 Phone: (408)432-1900 Fax: (408)434-0507
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
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 CIRUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFORMANCE OR RELIABILITY. CONTACT LINEAR TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
CUSTOMER NOTICE
B
DC1361B
Tuesday, September 17, 2013
3
10
Dave Clemans
08-13-13
Dave Clemans
08-13-13
8 OUTPUT POWER SUPPLY
SIZE
SCALE:
CAGE CODE
DWG NO
REV
SHEET
OF
FILENAME:
TITLE
CONTRACT NO.
APPROVALS
DATE
DRAWN
CHECKED
APPROVED
ENGINEER
DESIGNER
TECHNOLOGY
1630 McCarthy Blvd. Milpitas, CA 95035 Phone: (408)432-1900 Fax: (408)434-0507
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
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 CIRUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFORMANCE OR RELIABILITY. CONTACT LINEAR TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
CUSTOMER NOTICE
B
DC1361B
Tuesday, September 17, 2013
3
10
Dave Clemans
08-13-13
Dave Clemans
08-13-13
8 OUTPUT POWER SUPPLY
VOUT_0
1.4uA UP TO 48V
VFB = 0.6V
Trise = APPROX. 3.8mS
PRELOAD
VDAC INJECTS THE CONTROL VOLTAGE FROM THE LTC2977 INTO THE FEEDBACK DIVIDER OF THE LTM4603 TO TRIM AND MARGIN VOUT
NOMINAL VOUT
CONNECT SIGNAL GND PLANE TO PAD H12 AT ONE POINT
POWER GOOD
NOTE: THE "ZERO" OHM RESISTORS IN VDACn LINE AND BETWEEN PGND AND SGND AND BETWEEN THE OUTPUTS AND THE SENSE LINES ARE NOT COM
PONENTS. THEY ARE TRACES ON THE PCB.
1%
(TAU = 2.4mS)
3A MAX
3.3V
R14
10K
R14
10K
R21
13.3K
1%
R21
13.3K
1%
R55
71.5K
R55
71.5K
R10 200
R10 200
E7
GND
E7
GND
CIN4 10uF 35V
CIN4 10uF 35V
R103
ZERO
R103
ZERO
D2
GREEN
D2
GREEN
CIN5 10uF 35V
CIN5 10uF 35V
E6
3.3 V
E6
3.3 V
R17
0
R17
0
COUT4 10uF 10V
COUT4 10uF 10V
CSS2
0.01uF
CSS2
0.01uF
Q2 2N7002
Q2 2N7002
R95 ZERO
R95 ZERO
C8
100pF
C8
100pF
U1 LTM4603EV
U1
U1 LTM4603EV
U1
SGND
H12
DRVCC
E12
FSET
B12
VO_LCL
L12
COMP
A11
VFB
F12
PGOOD
G12
RUN
A10
TRACK/SS
A9
PLLIN
A8
INTVCC
A7
VOSNS+
J12
VOSNS-
M12
DIFF_VOUT
K12
MPGM
A12
MARG0
C12
MARG1
D12
VIN
A1
VIN
A2
VIN
A3
VIN
A4
VIN
A5
VIN
A6
VIN
B1
VIN
B2
VIN
B3
VIN
B4
VIN
B5
VIN
B6
VIN
C1
VIN
C2
VIN
C3
VIN
C4
VIN
C5
VIN
C6
VOUT
J1
VOUT
J2
VOUT
J3
VOUT
J4
VOUT
J5
VOUT
J6
VOUT
J7
VOUT
J8
VOUT
J9
VOUT
J10
VOUT
K1
VOUT
K2
VOUT
K3
VOUT
K4
VOUT
K5
VOUT
K6
VOUT
K7
VOUT
K8
VOUT
K9
VOUT
K10
VOUT
K11
VOUT
L1
VOUT
L2
VOUT
L3
VOUT
L4
VOUT
L5
VOUT
L6
VOUT
L7
VOUT
L8
VOUT
L9
VOUT
L10
VOUT
L11
VOUT
M1
VOUT
M2
VOUT
M3
VOUT
M4
VOUT
M5
VOUT
M6
VOUT
M7
VOUT
M8
VOUT
M9
VOUT
M10
VOUT
M11
PGND
D1
PGND
D2
PGND
D3
PGND
D4
PGND
D5
PGND
D6
PGND
E1
PGND
E2
PGND
E3
PGND
E4
PGND
E5
PGND
E6
PGND
E7
PGND
F1
PGND
F2
PGND
F3
PGND
F4
PGND
F5
PGND
F6
PGND
F7
PGND
F8
PGND
F9
PGND
G1
PGND
G2
PGND
G3
PGND
G4
PGND
G5
PGND
G6
PGND
G7
PGND
G8
PGND
G9
PGND
H1
PGND
H2
PGND
H3
PGND
H4
PGND
H5
PGND
H6
PGND
H7
PGND
H8
PGND
H9
COUT1 100uF 6.3V
COUT1 100uF 6.3V
R35 43.2 1W
R35 43.2 1W
R34 43.2 1W
R34 43.2 1W
R25
0
R25
0
R22 10K
R22 10K
