LTM4615
TYPICAL PERFORMANCE CHARACTERISTICS
Switching Regulators
100
95
90
85
Efficiency vs Output Current
V IN = 2.5V
100
95
90
85
Efficiency vs Output Current
V IN = 3.3V
95
90
85
80
Efficiency vs Output Current
V IN = 5V
80
75
70
65
0
V OUT = 1.8V
V OUT = 1.5V
V OUT = 1.2V
V OUT = 0.8V
1
2
3
4
80
75
70
65
0
V OUT = 2.5V
V OUT = 1.8V
V OUT = 1.5V
V OUT = 1.2V
V OUT = 0.8V
1
2
3
4
75
70
65
0
V OUT = 3.3V
V OUT = 2.5V
V OUT = 1.8V
V OUT = 1.5V
V OUT = 1.2V
V OUT = 0.8V
1 2 3
4
OUTPUT CURRENT (A)
Minimum Input Voltage
at 4A Load
4615 G01
OUTPUT CURRENT (A)
Load Transient Response
4615 G02
OUTPUT CURRENT (A)
Load Transient Response
4615 G03
3.5
3.0
2.5
2.0
1.5
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
I LOAD
2A/DIV
V OUT
20mV/DIV
1.0
0.5
V IN = 5V 20μs/DIV
V OUT = 1.2V
C OUT = 100μF, 6.3V CERAMICS
4615 G05
V IN = 5V 20μs/DIV
V OUT = 1.5V
C OUT = 100μF, 6.3V CERAMICS
4615 G06
0
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5
V IN (V)
4615 G04
I LOAD
2A/DIV
V OUT
20mV/DIV
Load Transient Response
I LOAD
2A/DIV
V OUT
20mV/DIV
Load Transient Response
I LOAD
2A/DIV
V OUT
20mV/DIV
Load Transient Response
V IN = 5V 20μs/DIV
V OUT = 1.8V
C OUT = 100μF, 6.3V CERAMICS
4615 G07
V IN = 5V 20μs/DIV
V OUT = 2.5V
C OUT = 100μF, 6.3V CERAMICS
4615 G08
V IN = 5V 20μs/DIV
V OUT = 3.3V
C OUT = 100μF, 6.3V CERAMICS
4615 G09
5
For more information www.linear.com/LTM4615
4615fb
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