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LT3697IMSE#PBF

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P32
For more information www.linear.com/LT3697
LT3697
28
3697f
Typical applicaTions
1.2MHz, 5.2V Step Down Converter with Output Current Limit
R
SENSE
0.022Ω
D
BST
D
CATCH
L
3.3µH
C
IN
4.7µF
V
IN
BST
LT3697
EN SW
SYS
ISP
ISN
USB5V
RCBL
F LT
RT
VC
RLIM
SYNC
GND
C
F
100pF
CC
330pF
C
BST
1µF
C
OUT
47µF
C
BUS
100µF
R
CDC
10k
V
IN
6V TO 18V
TRANSIENT TO 35V
R5V2
249k
R
T
48.7k
f = 1.2MHz FOR
V
IN
= 7.5V TO 18V
I
LOAD
= 0.5A TO 2.5A
R
C
9.09k
3697 TA03
V
LOAD
5.2V, 2.5A
LOAD
–
+
ONOFF
+
C
BST
: X7R OR X5R
C
IN
: X7R OR X5R
C
OUT
: 1210 CASE SIZE, X7R OR X5R
D
CATCH
: CENTRAL SEMI CMSH3-40MA
D
BST
: CENTRAL SEMI CMDSH2-3
V
IN(MIN)
= 6V AT 0.5A I
LOAD
6.5V AT 2.5A I
LOAD
50µs/DIV
3697 TA03a
5.24
5.22
5.20
5.18
5.16
5.14
5.12
5.10
VOLTAGE (V)
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
CURRENT (A)
I
LOAD
1A/µs
V
LOAD
V
IN
= 12V
For more information www.linear.com/LT3697
LT3697
29
3697f
Typical applicaTions
5V Step Down Converter with Cable Drop Compensation,
Programmable Output Current Limit and Overcurrent Fault Reporting
R
SENSE
0.025Ω
0.15Ω
L
15µH
C
IN
10µF
V
IN
BST
LT3697
EN SW
SYS
ISP
ISN
USB5V
RCBL
F LT
RT
VC
RLIM
SYNC
GND
C
F
470pF
M1
NMOS
M2
NMOS
A
C
OUT
47µF
V
OUT
C
BST
1µF
R
CDC
10k
C
CDC
10nF
V
IN
6V TO 35V
TRANSIENT TO 60V
VLOGIC
0.15Ω
C
BUS
100µF
R
T
453k
f = 300kHz FOR
V
IN
= 8V TO 35V
I
LOAD
= 0.5A TO 2.1A
R
LIM2
29.4k
R
CBL
16.5k
3697 TA04
5 METERS AWG 20
TWISTED PAIR CABLE
V
LOAD
5V
2.1A - > R
LIM
= OPEN
1.5A - > R
LIM
= 75k
0.5A - > R
LIM
= 29.4k
LOAD
–
+
ONOFF
D
BST
D
CATCH
R
F LT
100k
FAULT
R
C
7.5k
R
LIM1
75k
C
C
1.5nF
B
A B OUTPUT
CURRENT
LIMIT
0 0 2.4A
1 0 1.9A
0 1 0.8A
+
C
BST
: X7R OR X5R
C
IN
: X7R OR X5R
C
OUT
: 1210 CASE SIZE, X7R OR X5R
D
CATCH
: CENTRAL SEMI CMSH3-40MA
D
BST
: CENTRAL SEMI CMDSH2-3
V
IN(MIN)
= 6V AT 0.5A I
LOAD
7V AT 2.1A I
LOAD
1ms/DIV
3697 TA04a
6
5
4
3
2
1
0
VOLTAGE (V)
12
10
8
6
4
2
0
CURRENT (A)
I
LOAD
V
LOAD
V
FLT
V
IN
= 12V
R
LIM
= 75k
For more information www.linear.com/LT3697
LT3697
30
3697f
Typical applicaTions
5V Step Down Converter with Cable Drop Compensation
for Copper Cabling Over a Wide Temperature Range
R
SENSE
0.025Ω
0.1Ω
L
15µH
C
IN
10µF
V
IN
BST
LT3697
EN SW
SYS
ISP
ISN
USB5V
RCBL
F LT
RT
VC
RLIM
SYNC
GND
C
F
470pF
C
OUT
47µF
V
OUT
C
BST
1µF
R
CDC
10k
C
CDC
10nF
V
IN
6V TO 35V
TRANSIENT TO 60V
0.1Ω
C
BUS
100µF
R
T
590k
f = FSYNC FOR
V
IN
= 8V TO 35V
I
LOAD
= 0.5A TO 2.1A
FSYNC =
300kHz TO 500kHz
R
CBL1
17.8k
3697 TA05
R
CBL2
12.1k
R
NTC
10k
3 METERS AWG 20
TWISTED PAIR CABLE
V
LOAD
5V, 2.1A
LOAD
–
+
ONOFF
D
BST
D
CATCH
R
C
7.5k
C
C
1.5nF
+
C
BST
: X7R OR X5R
C
IN
: X7R OR X5R
C
OUT
: 1210 CASE SIZE, X7R OR X5R
D
CATCH
: CENTRAL SEMI CMSH3-40MA
D
BST
: CENTRAL SEMI CMDSH2-3
R
NTC
: MURATA NCP21XV103J03RA
V
IN(MIN)
= 6V AT 0.5A I
LOAD
7V AT 2.1A I
LOAD
TEMPERATURE
(°C)
–25
4.8
VOLTAGE
(V)
5.2
5.4
5.6
5.0
5.8
9565 125
3697 TA05a
355
V
OUT
V
LOAD
I
LOAD
= 2.1A
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P32

LT3697IMSE#PBF

Mfr. #:
Buy LT3697IMSE#PBF
Manufacturer:
Analog Devices / Linear Technology
Description:
Switching Voltage Regulators USB 5V, 2.5A, 40V Input Step-Down Switching Regulator with Cable Drop Compensation
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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