Datasheet

0 1 2 8 103 4 5 6 7 9
I
OUT
– Output Current – A
2.48
2.46
2.50
2.52
2.54
V
OUT
– Output Voltage – V
V
OUT
= 2.5 V
Auto-Skip
PWM Only
Mode
0 1 2 8 10
Auto-Skip
PWM Only
Mode
3 4 5 6 7 9
I
OUT
– Output Current – A
V
OUT
= 1.05 V
1.04
1.03
1.05
1.06
1.07
V
OUT
– Output Voltage – V
100
5
200
350
450
f
SW
– Switching Frequency – kHz
Auto-Skip
PWM Only
50
150
300
400
250
I
OUT
– Output Current – A
100.001 0.1 10.01
V
OUT
= 1.05 V
Auto-Skip
PWM Only
Mode
PWM Only
I
OUT
– Output Current – A
100.001 0.1 10.01
100
5
200
350
450
f
SW
– Switching Frequency – kHz
50
150
300
400
250
V
OUT
= 2.5 V
Auto-Skip
PWM Only
Mode
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.
SWITCHING FREQUENCY SWITCHING FREQUENCY
vs vs
OUTPUT CURRENT OUTPUT CURRENT
Figure 5. Figure 6.
OUTPUT VOLTAGE OUTPUT VOLTAGE
vs vs
OUTPUT CURRENT OUTPUT CURRENT
Figure 7. Figure 8.
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