Datasheet

LTC3860
32
3860fc
TYPICAL APPLICATIONS
2-Phase 1.5V/40A Converter with Delta 20A Power Blocks and External 400kHz Clock
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
TRACK/SS1
TRACK/SS1
VINSNS
SGND
SGND
I
AVG
PGOOD1
PWMEN1
PWM1
TRACK/SS2
FREQ
CLKIN
CLKOUT
PHSMD
PGOOD2
PWMEN2
PWM2
LTC3860
0.1μF
470μF
1μF
V
IN
7V TO 14V
V
CC
5V
RUN1
V
DIFF
CLOCKIN
400kHz
SYNC INPUT
TRACK/SS1
100k
59k
I
AVG1
100pF
22μF
V
CC
OPEN OPT
5V BIAS
0.22μF
OPEN OPT
V
CC
100pF
2200pF
COMP1
470pF
6.8k
523Ω20k
13.3k
34.8k
10k
22μF
V
IN
100μF 6.3V 100μF 6.3V
3860 TA06
10k
47Ω
47Ω
V
OSP
V
OSN
0.22μF
5V GND2 PWM TEMP GND1
V
IN
ENABLE
CSP
CSN
V
OUT
D12S36A
22μF
PWM2 PWM1
V
CC
OPEN OPT
5V BIAS
OPEN OPT
22μF
330μF 2.5V s6
V
OUT
1.5V 40A
V
IN
5V GND2 PWM TEMP GND1
V
IN
ENABLE
CSP
CSN
V
OUT
D12S36A