LTC3708 LINER [Linear Technology], LTC3708 Datasheet - Page 30

• Manufacturer Part Number: LTC3708
• Description: Fast 2-Phase, No RSENSE Buck Controller with Output Tracking
• Manufacturer: LINER [Linear Technology]

LTC3708
TYPICAL APPLICATIONS
30
20V TO 28V
V
OUT1
12V
12A
V
IN
+
+
100μF
50V
C3
3.3μF
50V
X5R
C
150μF
16V
OUT1
2
75k
10k
191k
22pF
22pF
10k
B340LA
C1
3.3μF
50V
X5R
C4
3.3μF
50V
X5R
3.5μH
L1
HAT2167H
HAT2167H
24.9k
C2
3.3μF
50V
X5R
88.7k
Q1
Q2
V
IN
V
CC
5.6M
BOOST1
0Ω
0Ω
12V/12A and 5V/12A at 300kHz Application
BAT54A
1nF
BOOST2
2.2nF
0.1μF
100pF
150pF
33.2k
0Ω
V
CC
C6
1μF
V
TG1
BOOST1
SW1
SENSE1
BG1
SENSE1
PGND1
V
I
V
TRACK2
EXTLPF
I
5V
ON1
TH1
CC
RNG1
FB1
RUN/SS
10Ω
TRACK1
LTC3708EUH
+
–
0.1μF
FCB DRV
SGND
SENSE2
SENSE2
BOOST2
PGOOD
PGND2
INTLPF
V
5V
RNG2
SW2
V
I
BG2
I
TG2
ON2
TH2
FB2
CC
+
–
150pF
15k
0Ω
1.5nF
2.2μF
100pF
1nF
BOOST2
0.1μF
0Ω
0Ω
2.2M
C
C
C1 TO C6: TDK C4532X5R1H335M
L1: SUMIDA CDEP147-3R5MC-H
L2: SUMIDA CDEP147-2R4MC
OUT1
OUT2
5.11k
22nF
V
V
Q3
HAT2167H
: SANYO 16SVP150M
: SANYO 6TPD220M
Q4
HAT2167H
IN
CC
88.7k
470pF
24.9k
D3
B340LA
2.4μH
C5
3.3μF
50V
X5R
L2
10k
75k
3708 TA04
47pF
47pF
C6
3.3μF
50V
X5R
+
5V
C
220μF
6.3V
OUT2
2
100k
V
5V
12A
PGOOD
OUT2
3708fb