MC34084 데이터 시트보기 (PDF) - ON Semiconductor
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MC34084 Datasheet PDF : 16 Pages
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MC34080 thru MC34085
Figure 14. Open Loop Voltage Gain and
Phase versus Frequency
100
80
60
Phase
VCC/VEE = ±15 V
VO = 0 V
0
RL = 2.0 k
TA = 25°C
45
Gain
90
40
135
20
Solid Line Curves Ċ Compensated Units
Dashed Line Curves Ċ Decompensated Units
180
0
1.0 10 100 1.0 k 10 k 100 k 1.0 M 10 M 100 M
f, FREQUENCY (Hz)
Figure 15. Open Loop Voltage Gain and
Phase versus Frequency
20
10
0 VCC/VEE = ±15 V
VO = 0 V
-10 TA = 25°C
Phase
Margin
= 54°
-20 1 Ċ Gain, RL = 2.0 k
2 Ċ Gain, RL = 2.0 k, CL = 100 pF
-30 3 Ċ Phase, RL = 2.0 k
4 Ċ Phase, RL = 2.0 k, CL = 100 pF
-40 Compensated Units Only
4
1.0
2.0 3.0 5.0 7.0 10
f, FREQUENCY (Hz)
100
Gain
120
Margin
= 7.6 dB 140
1 160
2
180
3
200
20 30 50
Figure 16. Open Loop Voltage Gain and
Phase versus Frequency
20
10
VCC/VEE = ±15 V
0 VO = 0 V
TA = 25°C
Phase
-10
Margin
= 43°
-20 1 Ċ Gain, RL = 2.0 k
2 Ċ Gain, RL = 2.0 k, CL = 100 pF
-30 3 Ċ Phase, RL = 2.0 k
4 Ċ Phase, RL = 2.0 k, CL = 100 pF
-40 Decompensated Units Only
1.0
2.0 3.0 5.0 7.0 10
100
Gain
Margin 120
= 5.5 dB
140
160
180
20 30
200
50
f, FREQUENCY (Hz)
Figure 17. Normalized Gain Bandwidth
Product versus Temperature
1.20
1.10
VCC/VEE = ±15 V
RL = 2.0 k
1.00
0.90
0.80
-55
-25
0
25
50
75 100 125
TA, AMBIENT TEMPERATURE (°C)
Figure 18. Percent Overshoot versus
Load Capacitance
100
Decompensated
80
Units AV = +2.0
60
Compensated
40
Units AV = +1.0
VCC/VEE = ±15 V
20
RL = 2.0 k
∆VO = 100 mVpp
VO = -10 V to +10 V
0
TA = 25°C
10
100
1.0k
CL, LOAD CAPACITANCE (pF)
Figure 19. Phase Margin versus
Load Capacitance
70
60
Compensated
Units AV = +1.0
50
40
VCC/VEE = ±15 V
RL = 2.0 k to R
∆VO = 100 mVpp
VO = -10 V to +10 V
TA = 25°C
30
20
Decompensated
10
Units AV = +2.0
010
100
1.0k
CL, LOAD CAPACITANCE (pF)
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