AD822AN Datasheet, PDF (12/24 Pages) Analog Devices – Single-Supply, Rail-to-Rail Low Power FET-Input Op Amp

AD822
10M
1M
100k
V_S = 0V, +5V
V_S = ±15V
V_S = 0V, +3V
10k
100
1k
10k
LOAD RESISTANCE (Ω)
100k
Figure 10. Open-Loop Gain vs. Load Resistance
10M
R_L = 100kΩ
1M
V_S = ±15V
V_S = 0V, +5V
100k
R_L = 10kΩ
R_L = 600Ω
V_S = ±15V
V_S = 0V, +5V
V_S = ±15V
V_S = 0V, +5V
10k
–60 –40 –20
0 20 40 60 80 100 120 140
TEMPERATURE (°C)
Figure 11. Open-Loop Gain vs. Temperature
300
200
100
R_L = 10kΩ
0
R_L = 100kΩ
–100
–200
R_L = 600Ω
–300
–16 –12
–8
–4
0
4
8
OUTPUT VOLTAGE (V)
12
16
Figure 12. Input Error Voltage vs. Output Voltage for Resistive Loads
40
20
R_L = 20kΩ
R_L = 2kΩ
POS RAIL
0
POS
RAIL
POS RAIL
NEG RAIL
–20
NEG RAIL
–40
0
R_L = 100kΩ
NEG RAIL
60
120
180
240
300
OUTPUT VOLTAGE FROM SUPPLY RAILS (mV)
Figure 13. Input Error Voltage with Output Voltage Within 300 mV of Either
Supply Rail for Various Resistive Loads; VS = ±5 V
1k
100
10
1
1
10
100
1k
10k
FREQUENCY (Hz)
Figure 14. Input Voltage Noise vs. Frequency
–40
R_L = 10kΩ
–50 ^{ACL = –1}
–60
–70
V_S = 0V, +3V; V_OUT = 2.5V p-p
–80
V_S = ±15V; V_OUT = 20V p-p
–90
V_S = ±5V; V_OUT = 9V p-p
–100
V_S = 0V, +5V; V_OUT = 4.5V p-p
–110
100
1k
10k
FREQUENCY (Hz)
100k
Figure 15. Total Harmonic Distortion (THD) vs. Frequency
Rev. I | Page 12 of 24