PTD08A015W Datasheet, PDF (8/15 Pages) Texas Instruments – 15-A, 4.75-V to 14-V INPUT, NON-ISOLATED, WIDE-OUTPUT, DIGITAL POWERTRAIN™ MODULE

PTD08A015W
SLTS296A – OCTOBER 2009 – REVISED FEBRUARY 2010
EFFICIENCY vs
LOAD CURRENT
100
3.3 V
2.5 V
TYPICAL CHARACTERISTICS (V_I = 5 V) ⁽¹⁾
EFFICIENCY vs
LOAD CURRENT
100
100
3.3 V
90
90
90
80
0.6 V
0.8 V
1.2 V 1.8 V
70
60
80
80
0.8 V
1.2 V
1.8 V
70
2.5 V
70
0.6 V
60
60
50
40
0
f_SW = 350 kHz
3
6
9
12
15
I_O – Ouput Current – A
50
f_SW = 500 kHz
40
0
3
6
9
12
15
I_O – Ouput Current – A
50
40
0
Figure 14.
Figure 15.
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EFFICIENCY vs
LOAD CURRENT
3.3 V
2.5 V
0.6 V
0.8 V
1.2 V
1.8 V
f_SW = 750 kHz
3
6
9
12
15
I_O – Ouput Current – A
Figure 16.
EFFICIENCY vs
LOAD CURRENT
100
3.3 V
90
2.5 V
80
70
60
0.8 V
1.2 V
1.8 V
0.6 V
50
40
30
0
f_SW = 1 MHz
3
6
9
12
15
I_O – Ouput Current – A
Figure 17.
POWER DISSIPATION
vs LOAD CURRENT
5
f_SW = 350 kHz
V_O
4
3.3V
2.5V
1.8V
3
1.2V
0.8V
0.6V
2
1
0
0
3
6
9
12
15
I_O – Ouput Current – A
Figure 18.
POWER DISSIPATION
vs LOAD CURRENT
5
f_SW = 500 kHz
V_O
4
3.3V
2.5V
1.8V
3
1.2V
0.8V
0.6V
2
1
0
0
3
6
9
12
15
I_O – Ouput Current – A
Figure 19.
POWER DISSIPATION
vs LOAD CURRENT
5
f_SW = 750 kHz
4
V_O
3.3V
2.5V
1.8V
3
1.2V
0.8V
0.6V
2
1
0
0
3
6
9
12
15
I_O – Ouput Current – A
Figure 20.
POWER DISSIPATION
vs LOAD CURRENT
5
f_SW = 1 MHz
V_O
4
3.3V
2.5V
1.8V
3
1.2V
0.8V
0.6V
2
1
0
0
3
6
9
12
15
I_O – Ouput Current – A
Figure 21.
INPUT BIAS CURRENT vs
SWITCHING FREQUENCY
50
40
30
20
10
300
V_I = 5 V
400 500 600 700 800 900 1000
f_SW – Switching Frequency – kHz
Figure 22.
(1) The electrical characteristic data has been developed from actual products tested at 25°C. This data is considered typical for the
converter.
8
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