ꢀꢁꢂ ꢂ ꢃ ꢄ ꢅ ꢀ ꢁꢂ ꢂꢃ ꢄꢆ
ꢇ ꢈꢉꢊꢀꢈ ꢋꢌ ꢁ ꢈ ꢍꢁꢎ ꢆꢏ ꢋꢈ ꢀꢆꢇ ꢆꢐ ꢍ ꢇꢋ ꢑꢋ ꢁꢎ ꢌ
SLOS070B − JULY 1979 − REVISED FEBRUARY 2004
TYPICAL CHARACTERISTICS
TOTAL EQUIVALENT INPUT NOISE VOLTAGE
vs
SOURCE RESISTANCE
100
V
T
A
=
15 V
CC
70
40
= 25°C
20
10
7
4
f = 10 Hz to 20 kHz
2
1
0.7
0.4
f = 200 Hz to 4 kHz
0.2
0.1
100
1 k
10 k
100 k
1 M
R
− Source Resistance − Ω
S
Figure 9
7
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