MC33172PG Просмотр технического описания (PDF) - ON Semiconductor
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производитель
MC33172PG Datasheet PDF : 16 Pages
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MC33171, MC33172, MC33174, NCV33172
2.2 k
Cin
Vin
510 k
100 k
+
VCC
VO 0
CO
−
100 k
RL
VO
100 k
1.0 k
3.6 Vpp
AV = 101
BW ( −3.0 dB) = 20 kHz
Figure 10. AC Coupled Noninverting Amplifier
with Single +5.0 V Supply
VCC
100 k
VO 0
3.8 Vpp
100 k
+
10 k
−
CO
VO
Cin
10 k
RL 100 k
Vin
AV = 10
BW ( −3.0 dB) = 200 kHz
Figure 11. AC Coupled Inverting Amplifier
with Single +5.0 V Supply
4.7 k
100 k
100 k
+
−
1.0 M
VCC
50 k
RL
VO
Vin VO 2.5 V
AV = 10
BW ( −3.0 dB) = 200 kHz
4.2 Vpp
Figure 12. DC Coupled Inverting Amplifier
Maximum Output Swing with Single
+5.0 V Supply
VCC
3+7 6
2−
5
1
4
10 k
VEE
Offset Nulling range is approximately ±80 mV with
a 10 k potentiometer, MC33171 only.
Figure 13. Offset Nulling Circuit
Vin ≥ 0.2 Vdc
−
16 k
16 k
Vin
R
+
R
VO
0.01 C
2C
2R
2C
0.02
32 k
0.02
fo = 1.0 kHz
1
fo = 4 p RC
Figure 14. Active High−Q Notch Filter
C
R3
R1
0.047 2.2 k
1.1 k
Vin
−
C
R2 0.047
+
5.6 k
VCC
fo = 30 kHz
Q = 10
HO = 1.0
VO
0.4
VCC
Then: R1 = R3
2 HO
R2 =
R1 R3
4Q2R1 −R3
Given fo = center frequency
Ao = Gain at center frequency
Q
R3 = p foC
Qo fo < 0.1
GBW
Choose Value fo, Q, Ao, C
For less than 10% error for operational amplifier, where fo and GBW are expressed in Hz.
Figure 15. Active Bandpass Filter
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