MC33078, MC33079
V
CC
= +15 V
V
EE
= −15 V
DV
in
= 20 V
Falling
Rising
6.0
−
V
O
2.0
kW
A VOL , OPEN LOOP VOLTAGE GAIN (dB)
10
120
100
80
60
Gain
40
V
CC
= +15 V
V
EE
= −15 V
R
L
= 2.0 kW
T
A
= 25°C
0
φ
, EXCESS PHASE (DEGREES)
SR, SLEW RATE (V/
μ
s)
8.0
45
Phase
90
4.0
DV
in
+
135
20
0
1.0
180
10 M
2.0
−55
−25
0
25
50
75
100
125
10
100
T
A
, AMBIENT TEMPERATURE (°C)
1.0 k
10 k
100 k
f, FREQUENCY (Hz)
1.0 M
Figure 24. Slew Rate versus Temperature
Figure 25. Voltage Gain and Phase
versus Frequency
A m , OPEN LOOP GAIN MARGIN (dB)
14
−
0
+
2.0 kW
V
O
C
L
100
φ
m, PHASE MARGIN (DEGREES)
−
125°C
V
O
C
L
12
V
in
10
8.0
10
25°C
−55°C
Phase
20
30
80
os, OVERSHOOT (%)
60
40
20
0
10
DV
in
+
25°C
−55
°C
125°C
6.0
4.0
2.0
0
1
V
CC
= +15 V
V
EE
= −15 V
V
O
= 0 V
10
125°C
40
50
25°C
−55°C
Gain
100
60
70
1000
V
CC
= +15 V
V
EE
= −15 V
DV
in
= 100 mV
100
1.0 k
10 k
C
L
, OUTPUT LOAD CAPACITANCE (pF)
C
L
, OUTPUT LOAD CAPACITANCE (pF)
Figure 26. Open Loop Gain Margin and
Phase Margin versus Load Capacitance
e n , INPUT REFERRED NOISE VOLTAGE (
nV/
√
Hz
)
in, INPUT REFERRED NOISE CURRENT (
pA/
√
Hz
)
Figure 27. Overshoot versus Output
Load Capacitance
100
80
50
30
20
10
V
CC
= +15 V
V
EE
= −15 V
T
A
= 25°C
Vn, REFERRED NOISE VOLTAGE
nV/
√
Hz
)
(
1000
V
CC
= +15 V
V
EE
= −15 V
f = 1.0 kHz
T
A
= 25°C
V
n
(total) = (inRs)2
)
en2
)
4KTRS
100
10
8.0
5.0
3.0
2.0
1.0
10
100
1.0 k
f, FREQUENCY (Hz)
10 k
Voltage
10
Current
0.1
100 k
1.0
10
100
1.0 k
10 k
100 k
1.0 M
R
S
, SOURCE RESISTANCE (W)
Figure 28. Input Referred Noise Voltage and
Current versus Frequency
Figure 29. Total Input Referred Noise Voltage
versus Source Resistance
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