AK2920T Datasheet, PDF (6/15 Pages) Asahi Kasei Microsystems – Zero Drift operational amplifiers

ASAHI KASEI
… Open loop gain and Phase vs. Frequency
(VDD=2.7V, Ta=25°C)
Open loop gain and Phase vs. Frequency
70
60
50
40
30
20
10
0
-10
-20
1.E+03
180
Gain
140
Phase
100
60
20
-20
-60
-100
-140
1.E+04
1.E+05
Frequency [Hz]
1.E+06
-180
1.E+07
[AK2920]
… Open loop gain and Phase vs. Frequency
(VDD=5V, Ta=25°C)
Open loop gain and Phase vs. Frequency
70
60
50
40
30
20
10
0
-10
-20
1.E+03
180
Gain ₁₄₀
Phase
100
60
20
-20
-60
-100
-140
1.E+04
1.E+05
1.E+06
Frequency [Hz]
-180
1.E+07
… Output impedance vs. Frequency
(VDD=2.7V, Ta=25°C)
Output impedance vs. Frequency
… Output impedance vs. Frequency
(VDD=5V, Ta=25°C)
Output impedance vs. Frequency
300
250
Av=1
Av=10
200
Av=100
150
100
50
0
1.E+01 1.E+02 1.E+03 1.E+04 1.E+05 1.E+06 1.E+07
Frequency [Hz]
250
Av=1
200
Av=10
Av=100
150
100
50
0
1.E+01 1.E+02 1.E+03 1.E+04 1.E+05 1.E+06 1.E+07
Frequency [Hz]
MS0953-E-01
-6-
2011/06