Datasheet

LTC3412
17
3412fb
TYPICAL APPLICATIO S
U
8
SGND
C
SS
470pF X7R
7
R
SS
4.7M
RUN
6
SYNC/MODE
R
OSC
137k
5
R
T
R2
182k
4
V
FB
R
ITH
22.1k
3
C
ITH
1000pF X7R
I
TH
2
PGOODPGOOD
1
SV
IN
9
PV
IN
10
SW
11
SW
12
PGND
LTC3412
13
PGND
14
SW
15
SW
16
PV
IN
C
IN2
100μF**
C
IN1
**
100μF
C
OUT
**
100μF
×2
V
OUT
2.5V
2.5A
V
IN
3.3V
GND
R1 392k
R
IN
5Ω
3412 TA06
L1
0.47μH*
*
**
VISHAY DALE IHLP-2525CZ-01 0.47
TDK C4532X5R0J107M
C1
56pF
C
FF
22pF X7R
R
PG
100k
C
IN3
0.1μF
X5R
2.5V, 2.5A Low Output Noise Regulator at 2MHz
LOAD CURRENT (A)
0.01
40
EFFICIENCY (%)
50
60
70
80
0.1 1 10
3412 TA07
30
20
10
0
90
100
Efficiency vs Load Current
2MHz, Low Noise