AD822
10M
40
20
POS RAIL
NEG RAIL
R = 2kΩ
L
R
= 20kΩ
L
V
= ±15V
S
1M
V
= 0V, +5V
S
POS RAIL
0
POS
RAIL
V
= 0V, +3V
100k
S
–20
–40
NEG RAIL
NEG RAIL
R
= 100kΩ
L
10k
100
1k
10k
100k
0
60
120
180
240
300
LOAD RESISTANCE (Ω)
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
Figure 10. Open-Loop Gain vs. Load Resistance
1k
100
10
10M
1M
R
= 100kΩ
L
V
= ±15V
S
V
= 0V, +5V
S
V
= ±15V
R
= 10kΩ
S
L
V
= 0V, +5V
S
100k
10k
V
= ±15V
S
R
= 600Ω
L
V
= 0V, +5V
S
1
1
10
100
1k
10k
–60 –40 –20
0
20
40
60
80
100 120 140
FREQUENCY (Hz)
TEMPERATURE (°C)
Figure 11. Open-Loop Gain vs. Temperature
Figure 14. Input Voltage Noise vs. Frequency
300
200
100
–40
–50
R
A
= 10kΩ
L
= –1
CL
–60
R
= 10kΩ
L
R
= 100kΩ
V
= 0V, +3V; V = 2.5V p-p
OUT
L
S
–70
0
–100
–200
–80
V
= ±15V; V = 20V p-p
OUT
S
–90
V
= ±5V; V = 9V p-p
OUT
S
R
= 600Ω
L
–100
–110
V
= 0V, +5V; V = 4.5V p-p
OUT
S
–300
–16
–12
–8
–4
0
4
8
12
16
100
1k
10k
FREQUENCY (Hz)
100k
OUTPUT VOLTAGE (V)
Figure 12. Input Error Voltage vs. Output Voltage for Resistive Loads
Figure 15. Total Harmonic Distortion (THD) vs. Frequency
Rev. I | Page 12 of 24
ADI [ ADI ]
