Datasheet

LTC3418
20
3418fb
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
FAX: (408) 434-0507
www.linear.com
© LINEAR TECHNOLOGY CORPORATION 2005
LT 0908 REV B • PRINTED IN THE USA
RELATED PARTS
TYPICAL APPLICATION
PART NUMBER DESCRIPTION COMMENTS
LT1616 500mA (I
OUT
), 1.4MHz, High Ef ciency Step-Down
DC/DC Converter
90% Ef ciency, V
IN
: 3.6V to 25V, V
OUT
=
1.25V,
I
Q
=
1.9mA, I
SD
< 1μA, ThinSOT Package
LT1676 450mA (I
OUT
), 100kHz, High Ef ciency Step-Down
DC/DC Converter
90% Ef ciency, V
IN
: 7.4V to 60V, V
OUT
=
1.24V,
I
Q
=
3.2mA, I
SD
< 2.5μA, S8 Package
LT1765 25V, 2.75A (I
OUT
), 1.25MHz, High Ef ciency Step-Down
DC/DC Converter
90% Ef ciency, V
IN
: 3V to 25V, V
OUT
=
1.2V,
I
Q
=
1mA, I
SD
< 15μA, S8, TSSOP16E Packages
LTC1879 1.20A (I
OUT
), 550kHz, Synchronous Step-Down
DC/DC Converter
95% Ef ciency, V
IN
: 2.7V to 10V, V
OUT
=
0.8V,
I
Q
=
15μA, I
SD
< 1μA, TSSOP16 Package
LTC3405/LTC3405A 300mA (I
OUT
), 1.5MHz, Synchronous Step-Down
DC/DC Converter
95% Ef ciency, V
IN
: 2.75V to 6V, V
OUT
=
0.8V,
I
Q
=
20μA, I
SD
< 1μA, ThinSOT Package
LTC3406/LTC3406B 600mA (I
OUT
), 1.5MHz, Synchronous Step-Down
DC/DC Converter
95% Ef ciency, V
IN
: 2.5V to 5.5V, V
OUT
=
0.6V,
I
Q
=
20μA, I
SD
< 1μA, ThinSOT Package
LTC3407 Dual 600mA (I
OUT
), 1.5MHz, Synchronous Step-Down
DC/DC Converter
95% Ef ciency, V
IN
: 2.5V to 5.5V, V
OUT
=
0.6V,
I
Q
=
40μA, I
SD
< 1μA, MS Package
LTC3411 1.25A (I
OUT
), 4MHz, Synchronous Step-Down
DC/DC Converter
95% Ef ciency, V
IN
: 2.5V to 5.5V, V
OUT
=
0.8V,
I
Q
=
60μA, I
SD
< 1μA, MS Package
LTC3412 2.5A (I
OUT
), 4MHz, Synchronous Step-Down
DC/DC Converter
95% Ef ciency, V
IN
: 2.5V to 5.5V, V
OUT
=
0.8V
I
Q
=
60μA, I
SD
< 1μA, TSSOP16E Package
LTC3413 3A (I
OUT
Sink/source), 2MHz, Monolithic Synchronous
Regulator for DDR/QDR Memory Termination
90% Ef ciency, V
IN
: 2.25V to 5.5V, V
OUT
=
V
REF
/2,
I
Q
=
280μA, I
SD
< 1μA, TSSOP16E Package
LTC3414 4A (I
OUT
), 4MHz, Synchronous Step-Down
DC/DC Converter
95% Ef ciency, V
IN
: 2.25V to 5.5V, V
OUT(MIN)
=
0.8V,
I
Q
= 64μA, I
SD
< 1μA, TSSOP20E Package
LTC3416 4A (I
OUT
), 4MHz, Synchronous Step-Down
DC/DC Converter with Tracking
95% Ef ciency, V
IN
: 2.25V to 5.5V, V
OUT(MIN)
=
0.8V,
I
Q
= 30A, I
SD
< 1μA, TSSOP20E Package
Low Noise 1.5V, 8A Step-Down Regulator
PV
IN
PV
IN
PV
IN
PV
IN
PV
IN
PV
IN
PV
IN
PV
IN
SV
IN
TRACK
PGOOD
RUN/SS
I
TH
R
T
SYNC/MODE
SGND
PGND
PGND
PGND
1
2
11
12
20
21
30
31
25
16
38
37
36
34
33
32
19
18
17
3
4
9
10
22
23
28
29
24
35
5
7
26
6
27
8
13
14
15
SW
SW
SW
SW
SW
SW
SW
SW
V
FB
V
REF
PGND
PGND
PGND
PGND
PGND
PGND
PGND
PGND
PGND
LTC3418
L1
0.2μH
C1
1000pF
X7R
C
OUT
100μF
×3
C
IN
100μF
×4
C
SVIN
1μF
X7R
V
IN
2.5V
V
OUT
1.5V
8A
R1
1.78k
R
PG
100k
R
SS
2.2M
C
SS
1000pF
X7R
C
ITH
2200pF
X7R
R
ITH
3.32k
R
SVIN
100Ω
R
OSC
69.8k
R2
2k
C1
47pF
X7R
C
REF
2.2μF
X7R
V
REF
3418 TA05
C
IN
, C
OUT
: TDK C3225X5R0J107M
L1: VISHAY DALE IHLP-2525CZ-01