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LM317M
3-TERMINAL ADJUSTABLE REGULATOR
SLVS297M 鈥?APRIL 2000 鈥?REVISED OCTOBER 2005
TYPICAL CHARACTERISTICS (continued)
RIPPLE REJECTION
vs
FREQUENCY
100
90
80
C
ADJ
= 10
碌F
Ripple Rejection 鈭?dB
70
60
50
40
30
20
10
V
I
= 15 Vdc and Vac = 1 V
PP
V
O
= 10 V
I
L
= 100 mA
C
L
= 1
碌F
C
i
= 0.1
碌F
100 Hz
1 kHz
Frequency
10 kHz
100 kHz
C
ADJ
= 0
碌F
(V
I
鈭?V
O
) 鈭?Input-Output Voltage Differential 鈭?V
2.5
INPUT-OUTPUT VOLTAGE DIFFERENTIAL
vs
TEMPERATURE
2
I
L
= 500 mA
1.5
I
L
= 100 mA
1
0.5
0
10 Hz
0
0
25
50
75
100
125
T
J
鈭?Temperature 鈭?/div>
掳C
Figure 9.
OUTPUT IMPEDANCE
vs
FREQUENCY
10.00
V
I
= 15 V
V
O
= 10 V
I
L
= 100-mA dc and 10-mA RMS
C
ADJ
= 0
碌F
Output Impedance 鈭?/div>
鈩?/div>
Figure 10.
1.00
C
ADJ
= 10
碌F
0.10
0.01
10 Hz
50 Hz
100 Hz
500 Hz
1 kHz
5 kHz
10 kHz
50 kHz
100 kHz
150 kHz
Frequency
Figure 11.
5
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