Datasheet

LTC3613
36
3613fa
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
●
FAX: [phone]
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www.linear.com
© LINEAR TECHNOLOGY CORPORATION 2011
LT 0712 REV A • PRINTED IN USA
RELATED PARTS
TYPICAL APPLICATION
R
DIV1
0
SV
IN
PV
IN
V
OUT
EXTV
CC
V
RNG
RUN
SENSE
–
SENSE
+
R
PGD
100k
INTV
CC
R
ITH
20k
R
T
40.2k
C
SS
0.1µF
C
ITH1
220pF
LTC3613
R
FB2
147k
C
FF
22pF
R
FB1
20k
C
OUT1
22µF
×2
L1
1.2µH
R
SENSE
10m
C
B
0.1µF
C
IN1
47µF
35V
3613 TA10
V
IN
7V TO 24V
V
OUT
5V
4A
C
IN2
4.7µF
×2
C
VCC
4.7µF
D
B
TRACK/SS
ITH
RT
MODE/PLLIN
PGOOD
SGND
BOOST
SW
INTV
CC
INTV
CC
PGND
V
OSNS
+
V
OSNS
–
R
VIN
2.2
R
F1
10
R
F2
10
C
VIN
0.1µF
C
F
1000pF
C
IN1
: KEMET T521X476M035ATE070
D
B
: DIODES, INC. SDM10K45
L1: WÜRTH 744313120
+
High Frequency 5V, 4A, 1MHz Step-Down Converter
LOAD CURRENT (A)
0
50
30
40
10
20
90
100
80
70
60
3613 TA11
EFFICIENCY (%)
0.01
10
0.10 1
FORCED
CONTINUOUS
MODE
PULSE-
SKIPPING
MODE
V
IN
= 12V
V
OUT
= 5V
Efficiency
PART NUMBER DESCRIPTION COMMENTS
LTC3602 2.5A (I
OUT
), 3MHz, Synchronous Step-Down DC/DC
Converter
95% Efficiency, V
IN
: 4.5V to 10V, V
OUT(MIN)
= 0.6V, I
Q
= 75µA, I
SD
<1µA,
4mm × 4mm QFN-20, TSSOP-16E Packages
LTC3608 18V, 8A (I
OUT
), 1MHz, Synchronous Step-Down DC/DC
Converter
95% Efficiency, V
IN
: 4V to 18V, V
OUT(MIN)
= 0.6V, I
Q
= 900µA, I
SD
<15µA,
7mm × 8mm QFN-52 Package
LTC3610 24V, 12A (I
OUT
), 1MHz, Synchronous Step-Down DC/DC
Converter
95% Efficiency, V
IN
: 4V to 24V, V
OUT(MIN)
= 0.6V, I
Q
= 900µA, I
SD
<15µA,
9mm × 9mm QFN-64 Package
LTC3611 32V, 10A (I
OUT
), 1MHz, Synchronous Step-Down DC/DC
Converter
95% Efficiency, V
IN
: 4V to 32V, V
OUT(MIN)
= 0.6V, I
Q
= 900µA, I
SD
<15µA,
9mm × 9mm QFN-64 Package
LTC3414/
LTC3416
4A (I
OUT
), 4MHz, Synchronous Step-Down DC/DC
Converter
95% Efficiency, V
IN
: 2.25V to 5.5V, V
OUT(MIN)
= 0.8V, I
Q
= 64µA, I
SD
<1µA,
TSSOP20E Package
LTC3415 7A (I
OUT
), 1.5MHz, Synchronous Step-Down DC/DC
Converter
95% Efficiency, V
IN
: 2.5V to 5.5V, V
OUT(MIN)
= 0.6V, I
Q
= 450µA, I
SD
<1µA,
5mm × 7mm QFN-38 Package
LTC3418 8A (I
OUT
), 4MHz, Synchronous Step-Down DC/DC
Converter
95% Efficiency, V
IN
: 2.25V to 5.5V, V
OUT(MIN)
= 0.8V, I
Q
= 380µA, I
SD
<1µA,
5mm × 7mm QFN-38 Package
LTM4600HV 10A Complete Switch Mode Power Supply 92% Efficiency, V
IN
: 4.5V to 28V, V
OUT
: 0.6V, True Current Mode Control,
Ultrafast Transient Response
LTM4601HV 12A Complete Switch Mode Power Supply 92% Efficiency, V
IN
: 4.5V to 28V, V
OUT
: 0.6V, True Current Mode Control,
Ultrafast Transient Response
LTM4602HV 6A Complete Switch Mode Power Supply 92% Efficiency, V
IN
: 4.5V to 28V, V
OUT
: 0.6V, True Current Mode Control,
Ultrafast Transient Response
LTM4603HV 6A Complete Switch Mode Power Supply 93% Efficiency, V
IN
: 4.5V to 28V, with PLL, Output Tracking and Margining