LTM8048
TYPICAL PERFORMANCE CHARACTERISTICS
as in Table 1 (T A = 25°C).
Unless otherwise noted, operating conditions are
BIAS Current vs V OUT1 Load
13
V OUT1 = 12V
12 BIAS = 5V 12V IN
Maximum Load vs V IN
500
BIAS = V IN IF V IN ≤ 5V
450 BIAS = 5V IF V IN > 5V
350
300
Maximum Load vs V IN
BIAS = V IN IF V IN ≤ 5V
BIAS = 5V IF V IN > 5V
11
10
9
8
7
6
5
4
0
50
100
24V IN
150
200
250
400
350
300
250
200
150
100
0
5
10
15
20
2.5V OUT1
3.3V OUT1
5V OUT1
25 30
250
200
150
100
50
0
0
5
10
15
8V OUT1
12V OUT1
20
25
V OUT1 CURRENT (mA)
8048 G10
V IN (V)
8048 G11
V IN (V)
8048 12
40
35
30
Minimum Load vs V IN
2.5V OUT1
3.3V OUT1
5V OUT1
15
12
Minimum Load vs V IN
8V OUT1
12V OUT1
80
70
60
Input Current vs V IN
V OUT1 Shorted
25
20
15
10
5
9
6
3
50
40
30
20
0
0
5
10
15
20
25
30
0
0
5
10
15
20
25
30
10
0
4
8
12
16
20
24
28
32
V IN (V)
8048 G13
V IN (V)
8048 G14
V IN (V)
8048 G15
225
200
175
150
Input Current vs V IN
V OUT2 Shorted
500μV/DIV
V OUT2 Output Ripple and Noise
V IN = 12V
V OUT1 = 5.7V
V OUT2 = 5V
0.7
0.6
0.5
0.4
V OUT2 Dropout Voltage vs Load
V OUT2 = 3.3V
125°C
25°C
125
100
75
1μs/DIV
MEASURED PER AN70,
USING HP461A AMPLIFIER,
150MHz BW
8048 G26
0.3
0.2
0.1
–40°C
50
0
10
20
30
40
0
0
50
100
150
200 250
300
V IN (V)
8048 G16
V OUT2 LOAD CURRENT (mA)
8048 G17
8048ff
For more information www.linear.com/LTM8048
5
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