LTM4616
TYPICAL PERFORMANCE CHARACTERISTICS
Load Transient Response
I
LOAD
1A/DIV
0A
V
OUT
50mV/DIV
Specified as Each Channel
Load Transient Response
I
LOAD
1A/DIV
0A
V
OUT
50mV/DIV
Load Transient Response
I
LOAD
1A/DIV
0A
V
OUT
50mV/DIV
4616 G10
V
IN
= 5V
20µs/DIV
V
OUT
= 1.8V
2.5A/µs STEP
C
OUT
= 2
×
100µF X5R, 470µF 4V POSCAP
4616 G11
V
IN
= 5V
20µs/DIV
V
OUT
= 1.5V
2.5A/µs STEP
C
OUT
= 2
×
100µF X5R, 470µF 4V POSCAP
V
IN
= 5V
20µs/DIV
V
OUT
= 1.2V
2.5A/µs STEP
C
OUT
= 2
×
100µF X5R, 470µF POSCAP
4616 G12
Start-Up
602
V
OUT
0.5V/DIV
V
IN
2V/DIV
V
FB
(mV)
600
V
FB
vs Temperature
0
–0.1
LOAD REGULATION (%)
V
IN
= 5.5V
598
596
V
IN
= 2.7V
594
V
IN
= 3.3V
–0.2
–0.3
–0.4
–0.5
–0.6
Load Regulation vs Current
V
IN
= 5V
50µs/DIV
V
OUT
= 1.5V
C
OUT
= 100µF NO LOAD AND 8A LOAD
(DEFAULT 100µs SOFT-START)
4616 G13
592
590
–50
FC MODE
V
IN
= 3.3V
V
OUT
= 1.5V
0
2
4
6
LOAD CURRENT (A)
8
4616 G15
–25
0
50
75
25
TEMPERATURE (°C)
100
125
4616 G14
2.5V Output Current
3.0
2.5
OUTPUT VOLTAGE (V)
2.0
1.5
1.0
0.5
0
2V/DIV
2V/DIV
Short-Circuit Protection
(2.5V Short, No Load)
V
IN
5V/DIV
5V/DIV
V
OUT
5A/DIV
I
OUT
Short-Circuit Protection
(2.5V Short, 4A Load)
V
IN
V
OUT
I
OUT
LOAD
5A/DIV
V
IN
= 5V
V
OUT
= 2.5V
0
5
10
15
OUTPUT CURRENT (A)
20
4616 G16
50µs/DIV
4616 G17
V
IN
= 5V
V
OUT
= 2.5V
50µs/DIV
4616 G18
4616fe
6
For more information