LTM4616
APPLICATIONS INFORMATION
CLKIN1
V
3V TO 5.5V
SW1
CLKIN1 CLKOUT1 CLKIN2 CLKOUT2
IN1
V
OUT1
V
V
IN1
OUT1
1.8V/8A
100µF
SV
FB1
IN1
10µF
4.87k
RUN1
I
TH1
PLLLPF1
MODE1
I
THM1
V
IN
PGOOD1
BSEL1
MGN1
A2
PGOOD
BSEL
+
R4
V
PHMODE1
TRACK1
–
+
50k
OUT
I
I
OE
IN
LTM4616
V
3V TO 5.5V
IN2
V
OUT2
V
IN2
V
OUT2
FB2
1.5V/8A
GND
R3
50k
SV
IN2
10µF
5 PIN SC70 PACKAGE
6.65k
100µF
×2
RUN2
I
TH2
PLLLPF2
MODE2
PHMODE2
TRACK2
I
THM2
V
IN
PGOOD2
BSEL2
MGN2
A1
PGOOD
BSEL
+
V
R2
50k
–
+
OUT
I
I
OE
IN
SW2
SGND1
GND1
SGND2
GND2
R1
50k
4616 F18
GND
5 PIN SC70 PACKAGE
BSEL: HIGH = 10%
FLOAT = 15%
LOW = 5%
A1, A2 PERICOM PI74ST1G126CEX
TOSHIBA TC7SZ126AFE
OE
IN
OUT
MGN MARGIN VALUE
H
H
L
H
L
X
H
L
Z
H
L
+ Value of BSEL Selection
– Value of BSEL Selection
VIN/2 No Margin
Figure 18. Typical 3V to 5.5VIN, to 1.8V, 1.5V Outputs
4616fe
22
For more information www.linear.com/LTM4616
LINEAR_DIMENSIONS [ Linear Dimensions ]
