Datasheet

1.9
2.0
2.1
2.2
2.3
2.4
2.5
0
10 20
30
40
50
INPUT VOLTAGE (V)
CURRENT (A)
85°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
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
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
20 mV/Div
200 Ps/Div
0.5 A/Div
LMZ14201
SNVS649F –JANUARY 2010–REVISED OCTOBER 2013 www.ti.com
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 Transient Response
24V
IN
3.3V
O
1A, BW = 200 MHz 24V
IN
3.3V
O
0.5A to 1A Step
Figure 27. Figure 28.
Thermal Derating V
OUT
= 3.3V Current Limit 1.8V
OUT
@ 25°C
Figure 29. Figure 30.
Current Limit 3.3V
OUT
@ 25°C Current Limit 3.3V
OUT
@ 85°C
Figure 31. Figure 32.
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