Datasheet

LT3070
24
3070fb
For more information www.linear.com/LT3070
APPLICATIONS INFORMATION
Figure 7. Regulator with VIOC Buck Control
Figure 8. 1V, 7A Point-of-Load Current Sharing Regulators
0.1µF
1Ω
47µF
6.3V
×3
BIAS
50k
LT3070
EN
IN
V
O2
V
O0
2.2µF
47µF
1.3V/5A
1nF
4.7nF
100µF
6.3V
×2
2.2µF*
0.01µF
NOTE: LTC3415 SWITCHER, 2MHz INTERNAL OSCILLATOR
LTC3415 AND LT3070 ON SAME PCB POWER PLANE
4.7µF*
3070 F07
10µF*
PWRGD
*X5R OR X7R CAPACITORS
V
OUT
1V
5A
V
O1
MARGTOL
MARGSEL
NC
NC
NC
NC
NC
NC
NC
NC
VIOC
SENSE
OUT
V
BIAS
3.3V
PWRGD
REF/BYP
GND
SGND
PV
IN
PV
IN
PLLLPF
CLKOUT
PHMODE
CLKIN
MODE
MGN
SW
SW
SW
SW
BSEL
V
FB
I
THM
SGND
PGNDPGNDPGNDPGND PGNDPGND
PGND
PV
IN
PV
IN
RUNPGOOD TRACK
0.2µH
SV
IN
SV
IN
SV
IN
LTC3415EUHF
2k
10k
20k
I
TH
0.1µF
1Ω
47µF
6.3V
×3
BIAS
50k
LT3070
EN
IN
V
O2
V
O0
2.2µF
2.2µF
47µF
47µF
1nF
1.3V/7A
100µF
6.3V
×2
2.2µF*
0.01µF
4.7µF* 10µF*
PWRGD
*X5R OR X7R CAPACITORS
V
OUT
1V
3.5A
V
O1
MARGTOL
MARGSEL
NC
NC
NC
NC
VIOC
SENSE
OUT
V
BIAS
3.3V
PWRGD
REF/BYP
GND
BIAS
LT3070
EN
IN
V
O2
V
O0
2.2µF*
0.01µF
1nF
4.7µF*
3070 F08
10µF*
*X5R OR X7R CAPACITORS
V
OUT
1V
3.5A
V
O1
MARGTOL
MARGSEL
NC
NC
NC
NC
VIOC
SENSE
OUT
PWRGD
REF/BYP
GND
0.2µH
17.5k
1%
15k
1%
R
TRACE
3mΩ
CONTROLLED
P.O.L. 1
P.O.L. 2
R
TRACE
3mΩ
CONTROLLED
POWER
PLANE
1V/8A
NOTE: LTC3415 SWITCHER, 2MHz INTERNAL OSCILLATOR
LTC3415 AND LT3070 ×2 ON SAME PCB POWER PLANE
NC
NC
NC
NC
SGND
PV
IN
PV
IN
PLLLPF
CLKOUT
MGN
SW
SW
SW
SW
BSEL
V
FB
I
THM
SGND
PHMODE
CLKIN
MODE
PGNDPGNDPGNDPGND PGNDPGND
PGND
PV
IN
PV
IN
RUNPGOOD TRACKSV
IN
SV
IN
LTC3415EUHF
I
TH