LTC3605 LINER [Linear Technology], LTC3605 Datasheet - Page 18

• Manufacturer Part Number: LTC3605
• Description: 20V, 5A Synchronous Step-Down Regulator
• Manufacturer: LINER [Linear Technology]

TYPICAL APPLICATIONS
LTC3605A
18
100pF
100pF
16.2k
16.2k
162k
10pF
162k
10pF
C1, C2: AVX 0805ZD225MAT2A
C
C
IN1
OUT1
500mV/DIV
500mV/DIV
, C
, C
IN2
V
V
OUT2
0.1µF
OUT1
OUT2
: TDK C4532X5RIC226M
Dual Output Tracking Application
: TDK C3216X5ROJ476M
1
2
3
4
5
6
1
2
3
4
5
6
Dual Output Tracking Waveform
V
V
I
OUT1
CLKIN
CLKIN
SV
SV
IN
OUT1
RT
PHMODE
MODE
FB
TRACK/SS
ITH
RT
PHMODE
MODE
FB
TRACK/SS
ITH
RUN
RUN
= 12V
IN1
IN2
7
C2
2.2µF
7
C1
2.2µF
24
24
= 80mA, I
= 1.8V, V
CLKOUT SGND
CLKOUT SGND
PGOOD V
PGOOD V
23
8
23
8
100k
100k
OUT2
OUT2
500µs/DIV
LTC3605A
LTC3605A
= 1.2V
ON
ON
= 80mA
9
9
22
22
D1, D2: CENTRAL SEMI CMDSH-3
L1, L2: VISHAY IHLP-2525CZERR33-M01
INTV
INTV
PGND
PGND
21
CC
10
21
CC
10
D2
D1
BOOST SV
BOOST SV
SW
SW
11
11
20
20
3605A TA04b
PV
PV
PV
PV
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
IN
IN
IN
IN
IN
IN
19
12
19
12
10
10
0.1µF
0.1µF
18
17
16
15
14
13
18
17
16
15
14
13
PGND
PGND
L1 0.33µH
L2 0.33µH
C
22µF
×2
C
22µF
×2
IN1
IN2
SGND
SGND
C
47µF
C
47µF
0.1µF
0.1µF
OUT1
OUT2
V
4V TO 20V
V
4V TO 20V
IN1
IN2
3605A TA04
7.5k
2.49k
4.99k
4.99k
4.99k
V
1.2V
5A
V
1.8V
5A
OUT2
OUT1
3605af