AK2921T Datasheet, PDF (5/15 Pages) Asahi Kasei Microsystems – Zero Drift operational amplifiers

[AK2921]
… Output voltage vs. Load current
(VDD=1.6V, Ta=25°C)
… Output voltage vs. Load current
(VDD=5V, Ta=25°C)
Isource/Isink - VOH/VOL
1.6
1.4
1.2
1
0.8
0.6
0.4
source
sink
0.2
0
0
2
4
6
8
10
Isource / Isink [mA]
Isource / Isink - VOH / VOL
5
4
3
2
1
source
sink
0
0
20
40
60
80
100
Isource / Isink [mA]
… Closed loop gain vs. Frequency
(VDD=1.6V, Ta=25°C)
… Closed loop gain vs. Frequency
(VDD=5V, Ta=25°C)
Closed loop gain
Closed loop gain
70
60
50
40
30
20
10
0
-10
-20
-30
1.E+00
Av = 100, RL=2kΩ
Av = 10, RL=2kΩ
Av = 1, RL=2kΩ
1.E+01
1.E+02
1.E+03 1.E+04
Frequency [Hz]
1.E+05
1.E+06
1.E+07
70
60
50
40
30
20
10
0
-10
-20
-30
1.E+00
Av = 100, RL=2kΩ
Av = 10, RL=2kΩ
Av = 1, RL=2kΩ
1.E+01
1.E+02
1.E+03 1.E+04
Frequency [Hz]
1.E+05
1.E+06
1.E+07
Rev.1.00Ea
-5-
2012/4