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Part Name
Description
MIC920 View Datasheet(PDF) - Micrel
Part Name
Description
Manufacturer
MIC920
80MHz Low-Power SC-70 Op Amp
Micrel
MIC920 Datasheet PDF : 11 Pages
1
2
3
4
5
6
7
8
9
10
MIC920
Bias Current vs.
Temperature
0.35
0.30
0.25
±
5V
0.20
±
9V
0.15
0.10
0.05
0.0-040
-20 0 20 40 60 80 100
TEMPERATURE
°
(C)
Closed-Loop Gain
vs. Frequency
50
40
30
20
10
400pF
200pF
0
100pF 0
-10
1000pF
-20
800pF
600pF
-30
-40
V
±
=
±
5V
Av = 1
-50
11EM+6
1100EM+6
11000E2M+060E+6
FREQUENCY (Hz)
Open-Loop Gain
vs. Frequency
50
40
V
±
=
±
9V
30
20
10
0
1000pF
-10
471pF
200pF
-20
121pF
50pF
1.7pF
-30
-40
-50
11xM10
6
101x01M0
6
10100x2010M00
6
x10
6
FREQUENCY (Hz)
Gain Bandwidth and Phase
Margin vs. Load
90
55
V
±
=
±
9V
80
50
70
60
45
50
Phase Margin
40
40
35
30
20
Gain
Bandwidth
10
30
25
00
200 400 600 800 100200
CAPACITIVE LOAD (pF)
MIC920
Closed-Loop Frequency
Response
25
20
15
10
5
0
±
9.0V
-5
-10
±
5.0V
-15
-20
-25
Av = –1
R+ = R
I
= 475
Ω
11EM+6
101E0M+6
±
2.5V
11000E2M+060E+6
FREQUENCY (Hz)
Closed-Loop Gain
vs. Frequency
50
40
30
20
10
200pF
1.7pF
0
100pF
-10
1000pF
-20
800pF
600pF
-30
400pF
-40
V
±
=
±
9V
Av = 1
-50
11EM+6
11E0+M7
1E00+M82E+8
FREQUENCY (Hz)
Gain Bandwidth and Phase
Margin vs. Supply Voltage
85
Phase Margin
37
80
35
75
33
70
31
65
60
29
55
27
500
Gain Bandwidth
123456
7
8
9 1025
SUPPLY VOLTAGE
±
(V)
Open-Loop Frequency
Response
100
225
80
V
±
=
±
5V
180
60
100
Ω
135
40
Phase
90
20
No Load
45
0
Gain
0
100
Ω
-20
-45
-40
-90
-60
-135
-80
-180
-101000
k
1M
10M
-225
100M
CAPACITIVE LOAD (pF)
6
Micrel, Inc.
Closed-Loop Frequency
Response
25
20
15
10
5
±
9.0V
0
-5
±
5.0V
-10
±
2.5V
-15
Av = 2
-20
R
F
= R
I
= 475
Ω
-25
11EM+6
101E0M+6
11000E2M+060E+6
FREQUENCY (Hz)
Open-Loop Gain
vs. Frequency
50
40
V
±
=
±
5V
30
20
10
0
1000pF
-10
471pF
200pF
-20
121pF
50pF
1.7pF
-30
-40
-50
11xM10
6
101x01M0
6
10100x2010M00
6
x10
6
FREQUENCY (Hz)
Gain Bandwidth and Phase
Margin vs. Load
70
50
V
±
=
±
5V
60
45
50
40
40
Phase Margin
35
30
20
Gain
30
10
Bandwidth
25
00
200 400 600 800 100200
CAPACITIVE LOAD (pF)
Open-Loop Frequency
Response
100
225
80
V
±
=
±
9V
180
60
100
Ω
135
40
Phase
90
20
No Load
45
0
Gain
0
-20
100
Ω
-45
-40
-90
-60
-135
-80
-180
-101000k
1M
10M
100M-225
CAPACITIVE LOAD (pF)
March 2006
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