Datasheet

LTC3413
14
3413fc
TYPICAL APPLICATIONS
R
PG
100k
R
ITH
5.11k
R
OSC
309k
*VISHAY DALE IHLP-2525CZ-01 0.47μH
**TDK C4532X5R0J107M
R
SS
4.7M
C
SS
330pF X7R
C
ITH
2200pF
X7R
C
C
100pF
PGOOD
2.5V
SV
IN
PGOOD
I
TH
V
FB
R
T
V
REF
RUN/SS
SGND
PV
IN
SW
SWV
FB
PGND
PGND
SW
SW
PV
IN
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
LTC3413
L1*
0.47μH
C
IN1
**
100μF
C
IN2
**
100μF
C
OUT
**
100μF
s2
3413 TA01
V
OUT
1.25V
±3A
V
IN
3.3V
GND
LOAD CURRENT (A)
0.01
EFFICIENCY (%)
100
90
80
70
60
50
40
30
20
10
0
0.1 1 10
1.25V, ±3A DDR Memory Termination Supply at 1MHz
Effi ciency vs Load Current,
V
IN
= 3.3V, V
OUT
= 1.25V, f = 1MHz