Datasheet

LTC3827-1
30
38271fe
TYPICAL APPLICATION
High Effi ciency Dual 1.2V/1V Step-Down Converter
C
IN1
10µF
C
INT2
1µF
D2
D1
C1
1nF
R
B1
100k
38271 TA05
C
SS1
0.01µF
C
ITH1
2.2nF
R
ITH1
7k
R
A1
402k
C
ITH1A
220pF
C2
1nF
R
B2
200k
C
SS2
0.01µF
C
ITH2
2.2nF
R
ITH2
10k
R
A2
402k
C
ITH2A
100pF
C
B2
0.47µF
R2
100k
C
INT1
4.7µF
C
OUT2
150µF
C
B1
0.47µF
MTOP2
MBOT2
MTOP1
MBOT1
L2
2.2µH
R
SNS2
15mΩ
V
OUT1
1.0V
5A
V
IN
12V
V
OUT2
1.2V
5A
L1
2.2µH
R
SNS1
15mΩ
C
IN2
10µF
C
OUT1
150µF
I
TH1
V
FB1
SENSE1
+
SENSE1
–
PLLLPF
PLLIN/MODE
SGND
RUN1
RUN2
SENSE2
–
SENSE2
+
V
FB2
I
TH2
TRACK/SS2
TRACK/SS1
PGOOD1
TG1
SW1
BOOST1
BG1
V
IN
PGND
EXTV
CC
INTV
CC
BG2
BOOST2
SW2
TG2
LTC3827-1
+
47pF
MTOP1, MTOP2, MBOT1, MBOT2: Si7848DP
L1: CDEP105-2R2M
L2: CDEP105-2R2M
C
OUT1
, C
OUT2
: SANYO 10TPD150M