6
dc2749af
DEMO MANUAL DC2749A
SCHEMATIC DIAGRAM
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
FAST 60V PROTECTED HIGH-SIDE NMOS STATIC SWITCH DRIVER
16V
1%
5%
Note: Unless otherwise specified: All resistors are in ohms, 1%, 0603. All capacitors are in microfarads 0603. All capacitors are 25V. 1/16W = 0402, 1/10W = 0603, 1/8W = 0805, 1/4W = 1206, 1/2W =1210, 1W = 2512.
4.7uF 100V Murata GRM32DC72A475ME01 (1210, X7R, -75% at 60V). 100uF 63V Wurth Electronic 860040775006 (10x12.5mm, 640mA@100KHz@105°C, 0.34Ohm@100KHz) 5.1V Zener On Semi MMSZ5V1T1. 0 Ohm 1225 TEPRO RN5326 100ohm 1210 NIC NRCP25J101TRF (0.5M, 400W for 0.1ms) Fairchild FDMS86500L (60, 3.7mOh max and 117nCtyp at 10V) 0.0015ohms 1W Panasonic ERJ-M1WTF1M5U (2512).
IMON
14.5A MAX
60VIN MAX
Note: OPT = (OPT) = Optional = Not Used
ISET
2512
PULSE
ON/OFF
INPUT
Vccuv rising = 5.1V typ Vccuv falling = 4.6V typ
See Page 2 for SW1 (ON/OFF) and SW2 (PULSE)
VCC
VCC
TD
TS
TG
VIN2
VCC
BST
BST
+VOUT
VIN
TRIGOUT
ONOFF
SNS-
SNS+
SIZE
DATE:
IC NO.
REV.
SHEET
OF
TITLE:
APPROVALS
PCB DES.
APP ENG.
TECHNOLOGY
Fax: (408)434-0507
Milpitas, CA 95035 Phone: (408)432-1900
1630 McCarthy Blvd.
LTC Confidential-For Customer Use Only
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.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SCHEMATIC
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
SCALE = NONE
www.linear.com
1
Tuesday, October 10, 2017
12
HTOO K.
N/A
LTC7003EMSE
LT
DC2749A
SIZE
DATE:
IC NO.
REV.
SHEET
OF
TITLE:
APPROVALS
PCB DES.
APP ENG.
TECHNOLOGY
Fax: (408)434-0507
Milpitas, CA 95035 Phone: (408)432-1900
1630 McCarthy Blvd.
LTC Confidential-For Customer Use Only
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.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SCHEMATIC
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
SCALE = NONE
www.linear.com
1
Tuesday, October 10, 2017
12
HTOO K.
N/A
LTC7003EMSE
LT
DC2749A
SIZE
DATE:
IC NO.
REV.
SHEET
OF
TITLE:
APPROVALS
PCB DES.
APP ENG.
TECHNOLOGY
Fax: (408)434-0507
Milpitas, CA 95035 Phone: (408)432-1900
1630 McCarthy Blvd.
LTC Confidential-For Customer Use Only
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.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SCHEMATIC
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
SCALE = NONE
www.linear.com
1
Tuesday, October 10, 2017
12
HTOO K.
N/A
LTC7003EMSE
LT
DC2749A
REVISION HISTORY
DESCRIPTION
DATE
APPROVED
ECO
REV
HTOO K.
PRODUCTION
1
10-10-17
__
REVISION HISTORY
DESCRIPTION
DATE
APPROVED
ECO
REV
HTOO K.
PRODUCTION
1
10-10-17
__
REVISION HISTORY
DESCRIPTION
DATE
APPROVED
ECO
REV
HTOO K.
PRODUCTION
1
10-10-17
__
J2
GND
R42 OPT 0805
E2
GND
R44 OPT
C22 OPT
U1
LTC7003EMSE
BST
14
VCC
3
RUN
1
SNS-
15
SNS+
16
TGUP
12
VCCUV
4
TIMER
6
INP
7
GND
17
TS
13
TGDN
11
FAULT
5
VIN
2
OVLO
8
ISET
9
IMON
10
R40
1MEG 0805
C21 OPT
R6 0
C14 1nF
JP1
MODE
1
2
3
4
5
6
R14
0
C8
4.7uF 100V 1210
R35 0
R17 OPT 0805
E6
FAULT
C1 10nF
1206
100V
C13 0.1uF 1206 100V
D1 PMEG10030ELP SOD128
C23 OPT
C17 1uF 0805
R46 100K
P1
D4
OPT
R15 100k
R39 OPT
E7
INPUT
C16 OPT 1206 100V
E8
GND
R7 100
R45
0
R2 0 0805
RS1
0.0015
1W
E3
+VOUT
R4 100 1210
J3
+VOUT
R19 75K
Q1
FDMS86500L
4
5
2
3
6
7
8
1
E1
+VIN
J4
GND
P2
C9 OPT 1210
C11
1nF
R41 OPT 0805
C12
0.22uF 1206-0805
R43
0
R47
0
R36 OPT
J1
+VIN
R18
OPT
RS2
0 1225
R12
0
E4
GND
+
C2 100uF 63V
C7
4.7uF 100V 1210