Linear Technology LTM8021, Manual, Page: 5 / 18

LTM8021
5
8021fd
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Typical perForMance characTerisTics
Input Current vs Output Current
Input Current vs Output Current
Input Quiescent Current
vs Input Voltage
Minimum Input Running Voltage
vs Output Voltage
T
A
= 25
°
C, unless otherwise noted
Input Current vs Output Current
Output Short-Circuit Current
vs Input Voltage
OUTPUT CURRENT (mA)
0
INPUT CURRENT (mA) 100
350
400
100 200 300
0
250
50
300
200
150
50 150 400 500 250 350 450
8021 G09
V
IN
= 5V
V
OUT
= 1.8V
V
OUT
= 3.3V
V
OUT
= 2.5V
OUTPUT CURRENT (mA)
0
INPUT CURRENT (mA)
100
300
100 200 300
0
250
50
200
150
50
150
400
500 250
350
450
8021 G10
V
IN
= 12V
V
OUT
= 1.8V
V
OUT
= 5V
V
OUT
= 3.3V
V
OUT
= 2.5V
OUTPUT CURRENT (mA)
0
INPUT CURRENT (mA) 40
140
100 200 300
0
100
20
120
80
60
50 150 400 500 250 350 450
8021 G11
V
IN
= 24V
V
OUT
= 1.8V
V
OUT
= 5V
V
OUT
= 3.3V
V
OUT
= 2.5V
INPUT VOLTAGE (V)
0
INPUT QUIESCENT CURRENT (µA)
1000
3000
10 20 30
0
2500
500
2000
1500
5
15
40
25
35
8021 G12
V
O
= 3.3V
OUTPUT VOLTAGE (V)
0
0
INPUT VOLTAGE (V)
2
4
6
1 2 3 4 5
1
3
5
7
6
8021 G13
I
OUT
= 500mA
INPUT VOLTAGE (V)
4
OUTPUT CURRENT (mA)
840
860
880
32
820
800
12 20 8 16 24 36 28
740
720
780
900
760
8021 G14
V
OUT
= 3.3V
Radiated Emissions
FREQUENCY (MHz)
0
EMISSIONS LEVEL (dBµV/m)
50
70
90
800
8021 G15
30
10
40
60
80
20
0
–10
200 400 600 1000
36V
IN
5V
OUT
FULL LOAD
CISPR22
CLASS B LIMIT