Datasheet

1.8
1.9
2.0
2.1
2.2
2.3
2.4
0
5 10
15
20
25
INPUT VOLTAGE (V)
CURRENT (A)
25°C
SHORT CIRCUIT
ONSET
1.780
1.784
1.788
1.792
1.796
1.800
1.804
1.808
0 0.2 0.4 0.6 0.8 1
OUTPUT CURRENT (A)
OUTPUT VOLTAGE (V)
4.5
5
6
12
20
-55°C
0
0.2 0.4
0.6
0.8
1
OUTPUT CURRENT (A)
OUTPUT VOLTAGE (V)
25°C
1.788
1.792
1.796
1.800
1.804
1.808
20
12
5
6
0
0.2 0.4
0.6
0.8
1
OUTPUT CURRENT (A)
OUTPUT VOLTAGE (V)
85°C
1.800
1.803
1.806
1.809
1.812
1.815
20
12
5
6
LMZ12001EXT
SNVS661F –JUNE 2010–REVISED OCTOBER 2013 www.ti.com
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.
Line and Load Regulation @ 25°C Line and Load Regulation @ 85°C
Figure 30. Figure 31.
Output Ripple
Line and Load Regulation @ -55°C 12V
IN
3.3V
O
1A
Figure 32. Figure 33.
Transient Response
12V
IN
3.3V
O
0.6A to 1A Step Current Limit 1.8V
OUT
@25°C
Figure 34. Figure 35.
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