LMZ31520_15 Datasheet, PDF (6/31 Pages) Texas Instruments – 20A SIMPLE SWITCHER® Power Module with 3.0V-14.5V Input in QFN Package

LMZ14202
SNVS648J – JANUARY 2010 – REVISED OCTOBER 2015
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6.6 Typical Characteristics
Unless otherwise specified, the following conditions apply: V_VIN = 24 V; C_IN = 10 µF, X7R ceramic; C_O = 100 µF X7R ceramic;
T_A = 25°C.
100
95
90
85
2.5
1.8
80
1.5
75
1.2
70
65
60
55
25°C
50
0
0.4
0.8
1.2
1.6
2
OUTPUT CURRENT (A)
Figure 1. Efficiency 6-V Input
100
95
90
85
80
75
70
65
60
55
25°C
50
0
0.4
0.8 1.2
6.0
5.0
3.3
2.5
1.8
1.5
1.2
1.6
2
OUTPUT CURRENT (A)
Figure 3. Efficiency 12-V Input
100
95
90
6.0
5.0
85
3.3
80
2.5
1.8
75
70
65
60
55
25°C
50
0
0.4
0.8
1.2
1.6
2
OUTPUT CURRENT (A)
Figure 5. Efficiency 24-V Input
1.2
1.0
2.5
1.8
0.8
1.5
0.6
1.2
0.4
0.2
25°C
0
0
0.4
0.8
1.2
1.6
2
OUTPUT CURRENT (A)
Figure 2. Dissipation 6-V Input
1.2
6.0
1.0
5.0
3.3
2.5
0.8
1.8
0.6
1.5
1.2
0.4
0.2
0 ^25°C
0
0.4
0.8
1.2
1.6
2
OUTPUT CURRENT (A)
Figure 4. Dissipation 12-V Input
1.8
1.5
6.0
5.0
1.2
3.3
2.5
0.9
1.8
0.6
0.3
0 ^25°C
0
0.4
0.8
1.2
1.6
2
OUTPUT CURRENT (A)
Figure 6. Dissipation 24-V Input
6
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