ltm4615 Linear Technology Corporation, ltm4615 Datasheet - Page 5

• Manufacturer Part Number: ltm4615
• Description: Triple Output, Low Voltage Dc/dc ?module Regulator
• Manufacturer: Linear Technology Corporation

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