Datasheet

LTC3860
29
3860fc
TYPICAL APPLICATIONS
Quad-Phase Single Output with DRMOS
V
CC
FB1
COMP1
VSNSOUT
VSNSN
VSNSP
COMP2
FB2
RUN1
I
LIM1
ISNS1P
ISNS1N
ISNS2N
ISNS2P
I
LIM2
RUN2
V
DIFF
V
OSN
V
OSP
V
CC
V
CC
RUN1
V
CC
TRACK/SS1
PWM2
TRACK/SS1
VINSNS
SGND SGND
I
AVG
PGOOD1
PWMEN1
PWM1
TRACK/SS2 FREQ CLKIN CLKOUT PHSMD PGOOD2 PWMEN2 PWM2
LTC3860
0.01μF
470μF
22μF
1μF
V
IN
7V TO 14V
V
CC
5V
RUN1
V
DIFF
TRACK/SS1
100k
49.9k
OPEN
(OPT)
OPEN
(OPT)
OPEN
(OPT)
OPEN
(OPT)
OPEN
(OPT)
OPEN
(OPT)
PWM1
PWM3
100pF
I
AVG1
2.2Ω
0.22μF
SW1
SW2
5V
0.22μF
0.22μF
V
CC
V
CC
47pF
1000pF
COMP1
470pF
4.7k
220Ω20k
20k
4.7μF
1μF
V
IN
2.2Ω
V
IN
0.22μF
5V
V
CC
22μF
4.7μF
1μF
2k
2k
V
CC
FB1
COMP1
VSNSOUT
VSNSN
VSNSP
COMP2
FB2
RUN1
I
LIM1
ISNS1P
ISNS1N
ISNS2N
ISNS2P
I
LIM2
RUN2
V
CC
V
CC
V
CC
RUN1
TRACK/SS1
PWM4
TRACK/SS1
VINSNS
SGND SGND
I
AVG
PGOOD1
PWMEN1
PWM1
TRACK/SS2 FREQ CLKIN CLKOUT PHSMD PGOOD2 PWMEN2 PWM2
LTC3860
470μF
22μF
47μF
6.3V
s8
0.4μH
0.4μH
0.4μH
0.4μH
1μF
V
IN
7V TO 14V
V
CC
5V
RUN1
TRACK/SS1 I
AVG1
49.9k
OPEN
(OPT)
45.3k
OPEN
(OPT)
2.2Ω
0.22μF
SW3
SW4
3860 TA03
5V
0.22μF
0.22μF
V
CC
4.7μF
1μF
V
IN
2.2Ω
V
IN
0.22μF
5V
330μF
2.5V
s8
V
OUT1
1.2V
100A
V
CC
22μF
4.7μF
1μF
2k
2k
47Ω
47Ω
V
OSN
V
OSP
V
CIN
DISABLE
PWM
V
IN
R2J20602
REG5V BOOT
V
SWH
V
LDRV
CGND PGND
V
CIN
DISABLE
PWM
V
IN
R2J20602
REG5V BOOT
V
SWH
V
LDRV
CGND PGND
V
CIN
PWM
DISABLE
V
IN
R2J20602
REG5V BOOT
V
SWH
V
LDRV
CGND PGND
V
CIN
PWM
DISABLE
V
IN
R2J20602
REG5V BOOT
V
SWH
V
LDRV
CGND PGND
4.7μF
4.7μF
4.7μF
4.7μF