LTC3412A Linear Technology, LTC3412A Datasheet - Page 17

• Manufacturer Part Number: LTC3412A
• Description: 3A/ 4MHz/ Monolithic Synchronous Step-Down Regulator
• Manufacturer: Linear Technology

TYPICAL APPLICATIO S
PGOOD
PGOOD
3.3V, 3A Step-Down Regulator at 2MHz, Forced Continuous Mode Operation
C
ITH
**
**
C
*
*
820pF X7R
ITH
COOPER SD20-R47
SANYO POSCAP 4TPE150MAZB
VISHAY IHLP-2525CZ-01
TDK C4532X5R0J107M
220pF X7R
2.2M
R
U
2.2M
R
2.5V, 3A Step-Down Regulator Synchronized to 1.8MHz
SS
SS
R
R2 162k
OSC
R
7.5k
C
ITH
C
182k
22pF
47pF
EXT CLOCK
6.49k
R
100k
R
C
1000pF X7R
R
100k
C
1000pF X7R
PG
SS
C
ITH
PG
SS
C
R
1.8MHz
200k
137k
R2
OSC
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
SV
PGOOD
I
V
R
SYNC/MODE
RUN
SGND
TH
SV
PGOOD
I
V
R
SYNC/MODE
RUN
SGND
FB
T
TH
FB
T
IN
IN
C1 22pF X5R
C1 22pF X5R
LTC3412A
LTC3412A
R1 392k
R1 634k
EFE
EFE
PGND
PGND
PGND
PGND
PV
PV
PV
PV
SW
SW
SW
SW
SW
SW
SW
SW
IN
IN
IN
IN
16
15
14
13
12
11
10
9
16
15
14
13
12
11
10
9
X5R 6.3V
X5R 6.3V
22μF
C
22μF
C
IN2
IN2
V
3.3V
3412 TA04
IN
C
22μF
X5R 6.3V
C
22μF
X5R 6.3V
IN1
IN1
0.47μH
0.47μH
3412 TA03
L1*
L1*
+
GND
GND
C
100μF
IN3
**
C
150μF
OUT
V
3.3V
3A
C
100μF
×2
V
1.5V
3A
OUT
OUT
OUT
**
V
5V
www.DataSheet4U.com
IN
**
LTC3412A
17
3412afc