Datasheet

LT3070
25
3070fb
For more information www.linear.com/LT3070
TYPICAL APPLICATIONS
Figure 9. Triple Output Supply Providing 1V, 8A and 1.8V, 5A and 1.5V, 3A
BIAS
50k
LT3070
EN
IN
V
O2
V
O0
2.2µF
2.2µF
47µF
47µF
V
BUCK1
1.3V/8A
V
BUCK2
2.1V/8A
1nF
2.2µF*
0.01µF
4.7µF* 10µF*
PWRGD
V
IN
3.3V
V
IN
3.3V
V
IN
3.3V
V
IN
3.3V
V
OUT
1V
4A
V
O1
MARGTOL
MARGSEL
NC
NC
NC
NC
VIOC
SENSE
OUT
PWRGD
REF/BYP
GND
BIAS
LT3070
EN
IN
V
O2
V
O0
2.2µF*
0.01µF1nF
4.7µF*
10µF*
V
OUT
1V
4A
V
O1
MARGTOL
MARGSEL
NC
NC
NC
NC
NC
NC
NC
NC
VIOC
SENSE
OUT
PWRGD
REF/BYP
GND
V
IN1
SV
IN1
RUN1
PLLLPF1
MODE1
PHMODE1
TRACK1
V
IN2
SV
IN2
RUN2
PLLLPF2
MODE2
PHMODE2
TRACK2
V
OUT1
MGN1
FB1
ITH1
ITHM1
BSEL1
PGOOD1
V
OUT2
MGN2
FB2
ITH2
ITHM2
BSEL2
PGOOD2
CLKIN2CLKOUT1CLKIN1SW1 CLKOUT2
NCNCNCNC
NC
NC
SGND2GND1SGND1SW2 GND2
LTM4616
100µF
6.3V
X5R
100µF
6.3V
X5R
10µF
V
IN
3.3V
10µF
NOTE: THE TWO LTM4616 MODULE CHANNELS ARE
INDEPENDENTLY CONTROLLED BY THE VIOC
CONTROLS FROM THE LINEAR REGULATORS
4.7nF
47µF
2k
R
TRACE
2.5mΩ
CONTROLLED
P.O.L. 1
P.O.L. 2
R
TRACE
2.5mΩ
CONTROLLED
10k
20k
20k
10k
4.7nF
2k
1nF
POWER
PLANE
1V/7A
2.2µF
BIAS
LT3070
EN
IN
V
O2
V
O0
2.2µF*
0.01µF
0.01µF
4.7µF*
10µF*
V
OUT
1.8V
5A
V
OUT
1.5V
3A
V
O1
MARGTOL
MARGSEL
NC
NC
NC
VIOC
SENSE
OUT
PWRGD
REF/BYP
GND
2.2µF
47µF
BIAS
LT3070
EN
IN
V
O2
V
O0
2.2µF*
3070 F09
1nF
4.7µF*
10µF*
*X5R OR X7R CAPACITORS
*X5R OR X7R CAPACITORS
*X5R OR X7R CAPACITORS
*X5R OR X7R CAPACITORS
V
O1
MARGTOL
MARGSEL
NC
NC
NC
NC
VIOC
SENSE
OUT
PWRGD
REF/BYP
GND