Datasheet

3
3.5
4
4.5
5
5.5
6
0 5 10
15
20 25
INPUT VOLTAGE (V)
OUTPUT CURRENT (A)
25°C
ONSET
SHORT CIRCUIT
3
3.5
4
4.5
5
5.5
0 10
20
30 40 50
INPUT VOLTAGE (V)
OUTPUT CURRENT (A)
SHORT CIRCUIT
ONSET
25°C
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)
4.5 Vin
12 Vin
20 Vin
V
OUT
= 1.8V
Æ
JA
= 19.6°C/W
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)
36 V
IN
6 V
IN
24 V
IN
12 V
IN
V
OUT
= 3.3V

JA
= 19.6°C/W
0
0.5
1
1.5
2
2.5
50
60 70 80
90 100 110 120
AMBIENT TEMPERATURE (°C)
OUTPUT CURRENT (A)
4.5V
IN
20V
IN
12V
IN

JA
= 19.6°C/W
V
OUT
= 1.8V
0
0.5
1
1.5
2
2.5
50
60 70 80 90 100
110 120
AMBIENT TEMPERATURE (°C)
OUTPUT CURRENT (A)
6V
IN
12V
IN
24V
IN
36V
IN

JA
= 19.6°C/W
V
OUT
= 3.3V
www.ti.com Performance Characteristics
LMZ14202 Thermal Derating LMZ12002 Thermal Derating
LMZ14201 Thermal Derating LMZ12001 Thermal Derating
LMZ14203 Current Limit V
OUT
= 3.3V LMZ12003 Current Limit V
OUT
= 1.8V
5
SNVA422E–January 2010–Revised April 2013 AN-2024 LMZ1420x / LMZ1200x Evaluation Board
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