Datasheet

LTC3615/LTC3615-1
28
3615fb
For more information www.linear.com/LTC3615
Typical applicaTions
Coincident Start-Up Coincident Tracking Up/Down
3615 TA04b
500mV/
DIV
2ms/DIV
V
OUT1
V
OUT2
3615 TA04c
500mV/
DIV
200ms/DIV
V
OUT1
V
OUT2
FB1
MODE
LTC3615-1
3615 TA04a
SGND
PGND
RUN1
TRACK/SS1
ITH1
PHASE
RUN2
TRACK/SS2
PGOOD2
ITH2
PGOOD1
R
T
/SYNC
SRLIM
V
IN
3.3V
SV
IN
C1
47µF
C2
47µF
L1
0.47µH
C
O11
47µF
V
OUT1
1.8V/3A
C
O12
22µF
R1
715k
R2
357k
R
C2
15k
C
C3
470pF
R
C1
15k
C
C1
1000pF
R3
453k
R4
453k
FB2
L2
0.47µH
C
O21
47µF
R5
294k
R6
294k
C
C2
10pF
C
C4
10pF
C
O22
22µF
V
OUT2
1.2V/3A
C
F1
1µF
R
F1
24Ω
4.7M
10nF
R7
100k
R
T
200k
R5
100k
C
SYNC
15pF
2MHz
CLOCK
PGOOD2
PGOOD1
C3
22pF
C7
22pF
(2×) SW1
(2×) SW2
(2×) PV
IN1
(2×) PV
IN2
R8
174k
R9
226k
Master and Slave for Coincident Tracking Outputs Using a 2MHz External Clock