LTC3412
U
TYPICAL APPLICATIO S
2.5V, 2.5A Regulator Using All Ceramic Capacitors
V
IN
2.7V TO 5.5V
C
**
IN3
C1 22pF X5R
R1 392k
100μF
C
IN1
22μF
1
16
SV
PV
IN
X5R 6.3V
IN
R
PG
100k
2
3
15
14
13
12
11
10
9
PGOOD
PGOOD
SW
SW
R
ITH
15k
C
1000pF X7R
ITH
I
TH
C
C
LTC3412
100pF
L1*
PGND
PGND
SW
1μH
V
4
5
OUT
V
FB
2.5V
2.5A
R2
110k
R3
75k
R
T
R
OSC
309k
6
7
C
**
OUT
R
SS
4.7M
SYNC/MODE
RUN
100μF
SW
C
SS
470pF X7R
8
SGND
PV
IN
C
IN2
22μF
X5R 6.3V
GND
3412 F05
*TOKO D62CB A920CY-1ROM
**TDK C4532X5R0J107M
1.8V, 2.5A Step-Down Regulator at 1MHz, Burst Mode Operation
V
IN
3.3V
C1 22pF X5R
R1 232k
C
**
IN1
1
16
22μF
SV
IN
PV
IN
R
PG
100k
2
3
15
14
13
12
11
10
9
PGOOD
PGOOD
SW
SW
R
C
ITH
560pF X7R
ITH
10k
I
TH
C2
LTC3412
47pF
L1
1μH*
PGND
PGND
SW
V
4
5
OUT
1.8V
2A
V
FB
R2
R3
75k
110k
R
T
R
309k
OSC
C
**
OUT
6
7
R
22μF
SS
SYNC/MODE
RUN
4.7M
×2
SW
C
SS
470pF X7R
8
SGND
PV
IN
C
IN2
22μF**
GND
3412 TA05
*SUMIDA CR431R0
**AVX 12066D226MAT
3412fb
16
Linear [ Linear ]
