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
1.8
1.9
2.0
2.1
2.2
2.3
2.4
0
10 20
30
40
50
INPUT VOLTAGE (V)
CURRENT (A)
25°C
SHORT CIRCUIT
ONSET
0
0.2
0.4
0.6
0.8
1
1.2
50
60
70 80 90
100 110 120
AMBIENT TEMPERATURE (°C)
OUTPUT CURRENT (A)
36V
IN
6V
IN
24V
IN
12V
IN
VOUT = 3.3V
ÆJA = 19°C/W
3.24
3.25
3.26
3.27
3.28
3.29
3.30
3.31
3.32
3.33
3.34
0 0.2 0.4 0.6 0.8 1
OUTPUT CURRENT (A)
OUTPUT VOLTAGE (V)
6
42
24
12
12
24
42
6
-55°C
LMZ14201EXT
www.ti.com SNVS664F –JUNE 2010–REVISED OCTOBER 2013
Typical Performance Characteristics (continued)
Unless otherwise specified, the following conditions apply: V
IN
= 24V; Cin = 10uF X7R Ceramic; C
O
= 100uF X7R Ceramic;
Tambient = 25 C for efficiency curves and waveforms.
Output Ripple
Line and Load Regulation @ –55°C 24V
IN
3.3V
O
1A, BW = 200 MHz
Figure 27. Figure 28.
Transient Response
24V
IN
3.3V
O
0.5A to 1A Step Thermal Derating V
OUT
= 3.3V
Figure 29. Figure 30.
Current Limit 1.8V
OUT
@ 25°C Current Limit 3.3V
OUT
@ 25°C
Figure 31. Figure 32.
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