LMV341, LMV342, LMV344
RAIL-TO-RAIL OUTPUT CMOS OPERATIONAL AMPLIFIERS
WITH SHUTDOWN
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SLOS447G–SEPTEMBER 2004–REVISED FEBRUARY 2006
TYPICAL CHARACTERISTICS (continued)
GAIN AND PHASE MARGIN
vs
FREQUENCY
(TA = –40°C, 25°C, 125°C)
160
140
120
100
80
V
R
= 5 V
= 2 kΩ
Phase
+
140
120
100
80
L
−40°C
Gain
60
−40°C
25°C
25°C
60
40
125°C
40
20
125°C
20
0
0
−20
10k
100k
1M
10M
1k
f − Frequency − Hz
Figure 21.
GAIN AND PHASE MARGIN
vs
FREQUENCY
(RL = 600 Ω, 2 kΩ, 100 kΩ)
140
120
100
80
160
V = 2.7 V
+
Closed-Loop
Gain = 60 dB
140
120
100
80
Phase
Gain
R
L
= 600 Ω
60
R
L
= 2 kΩ
R
L
= 100 kΩ
60
40
R
L
= 100 kΩ
40
20
20
0
R
L
= 2 kΩ
0
R
L
= 600 Ω
−20
1k
10k
100k
1M
10M
f − Frequency − Hz
Figure 22.
13
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