Datasheet

0 1 2 3 4 5
60
70
80
90
100
EFFICIENCY (%)
LOAD CURRENT (A)
V
IN
= 5.5V
6V
12V
24V
42V
V
OUT
= 5V
F
S
= 300 kHz
0
60
100
EFFICIENCY (%)
V
IN
(V)
10 20 30 40
70
80
90
5A
V
OUT
= 5V
F
S
= 300 kHz
3A
1A
I
OUT
= 0.2A
www.ti.com Circuit Performance
11 Circuit Performance
Figure 8. Efficiency vs Load Current Figure 9. Efficiency vs Input Voltage
Figure 10. Switching Frequency vs. Input Voltage Figure 11. Output Voltage Ripple
9
SNVA375B–October 2008–Revised April 2013 AN-1905 LM25085 Evaluation Board
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