LTC3562 Datasheet, PDF (8/20 Pages) Linear Technology – I2C Quad Synchronous Step-Down DC/DC Regulator 2 × 600mA, 2 × 400mA

LTC3562
BLOCK DIAGRAM
18 ^DVCC
20 ^SDA
19 ^SCL
DV_CC
SDA ^I2C
EN
SCL MODE DATA
2
7
4
4
D/A
REF600A
17
RUN600A
16
RUN400A
1
1
R600A
0.425V-0.8V
EN
REF
MODE
FB
4
D/A
REF400A
1 ^AGND
POR600A
15
230ms Delay
POWER GOOD
R600A
0.425V-0.8V
R400A
EN
REF
MODE
FB
1
0.6V
7
R600B
EN
REF
MODE
FB
1
0.6V
7
R400B
EN
REF
MODE
FB
V_IN
7, 8, 9
SW600A
10
FB600A
14
SW400A
6
FB400A
2
SW600B
12
OUT600B
13
SW400B
4
OUT400B
3
PGND
5,11
3562 BD
3562fa
8