LTC3610EWP LINER [Linear Technology], LTC3610EWP Datasheet - Page 5

• Manufacturer Part Number: LTC3610EWP
• Description: 24V, 12A Monolithic Synchronous Step-Down DC/DC Converter
• Manufacturer: LINER [Linear Technology]

TYPICAL PERFORMANCE CHARACTERISTICS
100mV/DIV
5A/DIV
5A/DIV
100
650
600
550
500
450
400
350
300
250
200
150
100
I
V
90
80
70
60
50
LOAD
50
0.001
0
OUT
I
Effi ciency vs Load Current
Frequency vs Load Current
0
L
Transient Response
LOAD STEP 0A TO 8A
V
V
FCB = 0V
FIGURE 6 CIRCUIT
IN
OUT
DISCONTINUOUS
= 12V
DISCONTINUOUS MODE
2
= 2.5V
0.01
LOAD CURRENT (A)
LOAD CURRENT (A)
4
MODE
CONTINUOUS MODE
0.1
40μs/DIV
6
FIGURE 6 CIRCUIT
CONTINUOUS
MODE
8
1
EXTV
V
OUT
V
IN
10
CC
= 2.5V
= 12V
3610 G04
3610 G07
= 5V
10
3610 G01
12
100mV/DIV
–0.20
–0.40
–0.60
–0.80
0.80
0.60
0.40
0.20
100
5A/DIV
5A/DIV
95
90
85
80
I
V
LOAD
0
OUT
0
Effi ciency vs Input Voltage
5
Load Regulation
I
FIGURE 6 CIRCUIT
FCB = 5V
FIGURE 6 CIRCUIT
L
Transient Response
(Discontinuous Mode)
I
V
V
FCB = INTV
FIGURE 6 CIRCUIT
LOAD
IN
OUT
2
= 12V
= 2.5V
= 1A TO 7A
10
INPUT VOLTAGE (V)
LOAD CURRENT (A)
CC
4
15
40μs/DIV
6
I
LOAD
I
LOAD
8
= 1A
20
= 10A
10
3610 G05
3610 G08
3610 G02
25
12
RUN/SS
2V/DIV
1V/DIV
5A/DIV
640
600
560
520
480
440
400
2.5
2.0
1.5
1.0
0.5
V
OUT
0
5
0
I
Frequency vs Input Voltage
I
L
FCB = 0V
FIGURE 6 CIRCUIT
TH
FIGURE 6 CIRCUIT
Start-Up
V
V
R
FIGURE 6 CIRCUIT
IN
OUT
CONTINUOUS
LOAD
Voltage vs Load Current
I
LOAD
= 12V
= 2.5V
= 0.5Ω
10
DISCONTINUOUS
MODE
3
= 10A
MODE
INPUT VOLTAGE (V)
LOAD CURRENT (A)
I
LOAD
= 0A
40ms/DIV
LTC3610
15
6
20
9
3610 G06
3610 G09
3610fd
5
3610 G03
25
12