LTM4601/LTM4601-1
TYPICAL PERFORMANCE CHARACTERISTICS (See Figure 18 for all curves)
100
95
90
85
80
Efficiency vs Load Current
with 5V IN
100
95
90
85
80
75
Efficiency vs Load Current
with 12V IN
100
95
90
85
80
Efficiency vs Load Current
with 20V IN
75
70
65
60
0
0.6V OUT
1.2V OUT
1.5V OUT
2.5V OUT
3.3V OUT
5
10
15
70
65
60
55
50
0
5
0.6V OUT
1.2V OUT
1.5V OUT
2.5V OUT
3.3V OUT
5V OUT
10
15
75
70
65
60
0
5
10
1.2V OUT
1.5V OUT
2.5V OUT
3.3V OUT
5.0V OUT
15
V OUT
50mV/DIV
0A TO 6A
LOAD STEP
LOAD CURRENT (A)
1.2V Transient Response
4601 G01
V OUT
50mV/DIV
0A TO 6A
LOAD STEP
LOAD CURRENT (A)
1.5V Transient Response
4601 G02
V OUT
50mV/DIV
0A TO 6A
LOAD STEP
LOAD CURRENT (A)
1.8V Transient Response
4601 G03
20μs/DIV
1.2V AT 6A/μs LOAD STEP
C OUT = 3 ? 22μF 6.3V CERAMICS
470μF 4V SANYO POSCAP
C3 = 100pF
4601 G04
20μs/DIV
1.5V AT 6A/μs LOAD STEP
C OUT = 3 ? 22μF 6.3V CERAMICS
470μF 4V SANYO POSCAP
C3 = 100pF
4601 G05
20μs/DIV
1.8V AT 6A/μs LOAD STEP
C OUT = 3 ? 22μF 6.3V CERAMICS
470μF 4V SANYO POSCAP
C3 = 100pF
4601 G06
V OUT
50mV/DIV
0A TO 6A
LOAD STEP
2.5V Transient Response
V OUT
50mV/DIV
0A TO 6A
LOAD STEP
3.3V Transient Response
20μs/DIV
2.5V AT 6A/μs LOAD STEP
C OUT = 3 ? 22μF 6.3V CERAMICS
470μF 4V SANYO POSCAP
C3 = 100pF
4601 G07
20μs/DIV
3.3V AT 6A/μs LOAD STEP
C OUT = 3 ? 22μF 6.3V CERAMICS
470μF 4V SANYO POSCAP
C3 = 100pF
4601 G08
For more information www.linear.com/LTM4601
4601fd
5
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