Datasheet

V
OUT
= 3.3V @ 3A
ENABLE
1.00 ms/DIV
ENABLE
1.00 ms/DIV
V
OUT
= 1.8V @ 3A
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
www.ti.com Performance Characteristics
LMZ14201EXT Current Limit V
OUT
= 3.3V LMZ12001EXT Current Limit V
OUT
= 1.8V
LMZ14203EXT Startup V
IN
= 12V LMZ12003EXT Startup V
IN
= 12V
LMZ14203EXT Output Ripple V
OUT
= 3.3V LMZ14203EXT Transient Response V
IN
= 24V
I
OUT
= 3A, BW = 200 MHz V
OUT
= 3.3V, 0.6 A to 3A Step
7
SNVA456A–August 2010–Revised April 2013 AN-2084 LMZ1420xEXT / LMZ1200xEXT Evaluation Board
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