Datasheet

1.8
1.805
1.81
1.815
1.82
1.825
1.83
0 0.5 1 1.5 2 2.5 3
OUTPUT CURRENT (A)
OUTPUT VOLTAGE (V)
4.5
4.75
5
5.25
5.5
6
12
20
25°C
0
0.5
1
1.5
2
2.5
3
0 0.5 1 1.5 2 2.5 3
OUTPUT CURRENT (A)
DISSIPATION (W)
5.0
3.3
2.5
1.8
1.5
1.2
0.8
85°C
50
55
60
65
70
75
80
85
90
95
100
0 0.5 1
1.5
2 2.5 3
OUTPUT CURRENT (A)
EFFICIENCY (%)
5.0
3.3
2.5
1.8
1.5
1.2
0.8
85°C
50
55
60
65
70
75
80
85
90
95
100
0 0.5 1 1.5 2 2.5 3
OUTPUT CURRENT (A)
EFFICIENCY (%)
5.0
3.3
2.5
1.8
1.5
1.2
0.8
85°C
1.5
0
0.5
1
1.5
2
2.5
3
0 0.5 1 1.5 2 2.5 3
OUTPUT CURRENT (A)
DISSIPATION (W)
5.0
3.3
2.5
1.8
1.2
0.8
85°C
LMZ12003
www.ti.com SNVS636N –DECEMBER 2009–REVISED OCTOBER 2013
Typical Performance Characteristics (continued)
Unless otherwise specified, the following conditions apply: V
IN
= 12V; Cin = 10uF X7R Ceramic; C
O
= 100uF X7R Ceramic;
Tambient = 25 C for efficiency curves and waveforms.
Efficiency 8V Input @ 85°C Dissipation 8V Input @ 85°C
Figure 12. Figure 13.
Efficiency 12V Input @ 85°C Dissipation 12V Input @ 85°C
Figure 14. Figure 15.
Output Ripple
Line and Load Regulation @ 25°C 12V
IN
3.3V
O
3A 20mV/div 1μSec/div
Figure 16. Figure 17.
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