LTC3786 LINER [Linear Technology], LTC3786 Datasheet - Page 6

• Manufacturer Part Number: LTC3786
• Description: Multi-Phase Current Mode Step-Up DC/DC Controller
• Manufacturer: LINER [Linear Technology]

LTC3862-2
Typical perForMance characTerisTics
6
5.6
5.2
4.8
4.4
4.0
3.6
2.4
2.0
1.6
3.2
2.8
1.2
0.8
0.4
97
95
93
91
89
87
85
83
81
79
77
50
40
20
30
10
0
0
–50
10
4
Efficiency vs Output Current
Quiescent Current
vs Input Voltage
Shutdown Quiescent Current
vs Temperature
V
V
OUT
IN
–25
= 12V
8
= 80V
12
0
LOAD CURRENT (mA)
100
INPUT VOLTAGE (V)
TEMPERATURE (°C)
16
25
20
50
24
1000
75
100 125
28
V
V
V
V
IN
IN
IN
IN
38622 TA01b
= 6V
= 9V
= 12V
= 24V
32
38622 G04
38622 G07
10000
150
36
500mA
1A/DIV
2A/DIV
2A/DIV
1V/DIV
I
I
TO 1A
LOAD1
LOAD2
I
V
LOAD
1.90
1.85
1.80
1.75
1.70
1.65
1.60
1.55
1.50
OUT
12
10
8
6
4
2
–50
Load Step
Quiescent Current vs Temperature
INTV
4
V
V
IN
OUT
= 24V
–25
= 72V
8
CC
Line Regulation
12
0
TEMPERATURE (°C)
INPUT VOLTAGE (V)
25
16
400µs/DIV
50
20
75
24
100 125
28
32
38622 G02
38622 G05
38622 G08
150
36
50V/DIV
50V/DIV
1A/DIV
1A/DIV
10.10
10.05
10.00
9.95
9.90
SW1
SW2
50
40
30
20
10
I
I
0
L
L
0
Inductor Current at Light Load
Shutdown Quiescent Current
vs Input Voltage
4
INTV
V
V
I
LOAD
IN
OUT
= 24V
8
= 72V
= 100mA
CC
10
INTV
Load Regulation
12
CC
INPUT VOLTAGE (V)
16
LOAD CURRENT (mA)
20
1µs/DIV
20
30
24
28
40
32
38622 G09
38622 G03
38622 G06
38622f
50
36