Datasheet

LT3071
25
3071fb
For more information www.linear.com/3071
Figure 9. Triple Output Supply Providing 1V, 8A and 1.8V, 5A and 1.5V, 3A
typicAl ApplicAtions
BIAS
50k
LT3071
IN
EN
V
O0
V
O1
47µF
2.2µF
V
IN
3.3V
2.2µF*
0.01µF
1nF
4.7µF* 10µF*
V
MON
2V AT 5A
FULL SCALE
V
MON
2V AT 3A
FULL SCALE
P.O.L. 1
P.O.L. 2
PWRGD
V
OUT
1V
4A
V
O2
MARGA
I
MON
NC
NC
NC
VIOC
SENSE
OUT
PWRGD
REF/BYP
GND
10µF
V
IN
3.3V
10µF
V
BUCK1
= 1.3V/8A
V
BUCK2
= 2.1V/8A
100µF
6.3V
X5R
100µF
6.3V
X5R
V
OUT1
MGN1
FB1
ITH1
ITHM1
BSEL1
PGOOD1
V
IN1
SV
IN1
RUN1
PLLLPF1
MODE1
PHMODE1
TRACK1
V
IN2
SV
IN2
RUN2
PLLLPF2
MODE2
PHMODE2
TRACK2
V
OUT2
MGN2
FB2
ITH2
ITHM2
BSEL2
PGOOD2
GND2SGND2GND1SGND1SW2
NC
CLKOUT2CLKIN2CLKOUT1
LTM4616
CLKIN1SW1
NCNCNCNCNC
4.7nF
1nF
R
TRACE
2.5mΩ
CONTROLLED
R
TRACE
2.5mΩ
CONTROLLED
NOTE:
THE TWO LTM4616 MODULE CHANNELS ARE
INDEPENDENTLY CONTROLLED BY THE VIOC
CONTROLS FROM THE LINEAR REGULATORS
2k10k
1nF
47µF
4.7nF
*X5R OR X7R CAPACITORS
BIAS
LT3071
IN
EN
V
O0
V
O1
47µF
20k
20k
10k 2k
NC
NC
NC
NC
2.2µF
2.2µF*
0.01µF
620Ω
1k
4.7µF* 10µF*
V
OUT
1V
4A
V
MON
2V AT 8A
FULL SCALE
V
O2
MARGA
I
MON
NC
NC
NC
V
IOC
SENSE
OUT
PWRGD
REF/BYP
GND
*X5R OR X7R CAPACITORS
BIAS
LT3071
IN
EN
V
O0
V
O1
2.2µF
2.2µF*
0.01µF
4.7µF* 10µF*
V
OUT
1.8V
5A
V
O2
MARGA
I
MON
NC
NC
NC
V
IOC
SENSE
OUT
PWRGD
REF/BYP
GND
*X5R OR X7R CAPACITORS
BIAS
LT3071
IN
EN
V
O0
V
O1
47µF
2.2µF
V
IN
3.3V
V
IN
3.3V
V
IN
3.3V
2.2µF*
0.01µF
1nF
4.7µF* 10µF*
V
OUT
1.5V
3A
V
O2
MARGA
I
MON
NC
NC
NC
VIOC
SENSE
OUT
PWRGD
REF/BYP
GND
*X5R OR X7R CAPACITORS
1.67k
3071 F09
POWER
PLANE
1V/7A