Datasheet

LTM4614
4
4614fb
Typical perForMance characTerisTics
Efficiency vs Output Current
V
IN
= 2.5V
Efficiency vs Output Current
V
IN
= 3.3V
Efficiency vs Output Current
V
IN
= 5V
Minimum Input Voltage
at 4A Load
Load Transient Response Load Transient Response
Load Transient Response Load Transient ResponseLoad Transient Response
OUTPUT CURRENT (A)
0
85
90
100
3
4614 G01
80
75
1 2 4
70
65
95
EFFICIENCY (%)
V
OUT
= 1.8V
V
OUT
= 1.5V
V
OUT
= 1.2V
V
OUT
= 0.8V
OUTPUT CURRENT (A)
0
85
90
100
3
4614 G02
80
75
1 2 4
70
65
95
EFFICIENCY (%)
V
OUT
= 2.5V
V
OUT
= 1.8V
V
OUT
= 1.5V
V
OUT
= 1.2V
V
OUT
= 0.8V
OUTPUT CURRENT (A)
0
65
EFFICIENCY (%)
70
75
80
85
90
95
1 2 3 4
4614 G03
V
OUT
= 3.3V
V
OUT
= 2.5V
V
OUT
= 1.8V
V
OUT
= 1.5V
V
OUT
= 1.2V
V
OUT
= 0.8V
V
IN
(V)
0
0
V
OUT
(V)
0.5
1.5
2.0
2.5
3.5
0.5
2.5
3.5
4614 G04
1.0
3.0
2
4.5
5.55
1
1.5
3 4
V
OUT
= 3.3V
V
OUT
= 2.5V
V
OUT
= 1.8V
V
OUT
= 1.5V
V
OUT
= 1.2V
V
OUT
= 0.8V
I
LOAD
2A/DIV
V
OUT
20mV/DIV
V
IN
= 5V
V
OUT
= 1.2V
C
OUT
= 100µF, 6.3V CERAMICS
20µs/DIV
4614 G05
I
LOAD
2A/DIV
V
OUT
20mV/DIV
V
IN
= 5V
V
OUT
= 1.5V
C
OUT
= 100µF, 6.3V CERAMICS
20µs/DIV
4614 G06
I
LOAD
2A/DIV
V
OUT
20mV/DIV
V
IN
= 5V
V
OUT
= 1.8V
C
OUT
= 100µF, 6.3V CERAMICS
20µs/DIV
4614 G07
I
LOAD
2A/DIV
V
OUT
20mV/DIV
V
IN
= 5V
V
OUT
= 2.5V
C
OUT
= 100µF, 6.3V CERAMICS
20µs/DIV
4614 G08
I
LOAD
2A/DIV
V
OUT
20mV/DIV
V
IN
= 5V
V
OUT
= 3.3V
C
OUT
= 100µF, 6.3V CERAMICS
20µs/DIV
4614 G09