Datasheet

50
40
100
h – Efficiency – %
V
IN
= 5 V
60
80
90
70
I
OUT
– Output Current – A
100.001 0.1 10.01
1.05
1.2
V
OUT
(V)
3.3
1.8
I
OUT
– Output Current – A
100.001 0.1 10.01
1.1
V
OUT
(V)
2.5
1.5
50
40
100
h – Efficiency – %
60
80
90
70
V
IN
= 5 V
0
50
40
2 6 10
70
90
100
4 81 5 973
V
OUT
= 1.05 V
V
IN
(V)
5.0
12.6
12.0
3.3
h – Efficiency – %
I
OUT
– Output Current – A
60
80
0
50
40
2 6 10
70
90
100
4 81 5 973
h – Efficiency – %
I
OUT
– Output Current – A
60
80
V
OUT
= 2.5 V
V
IN
(V)
5.0
12.6
12.0
3.3
Not Recommended for New Designs
TPS51315
www.ti.com SLUS881B –MAY 2009–REVISED AUGUST 2012
TYPICAL CHARACTERISTICS (continued)
At V
IN
= 12 V, V
V5IN
= 5 V, R
T(on)
= 237 kΩ, and T
A
= 25°C, unless otherwise noted.
EFFICIENCY EFFICIENCY
vs vs
OUTPUT CURRENT OUTPUT CURRENT
Figure 13. Figure 14.
EFFICIENCY EFFICIENCY
vs vs
OUTPUT CURRENT OUTPUT CURRENT
Figure 15. Figure 16.
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