OP497
+V
700
600
500
400
300
200
S
T
= 25°C
NO LOAD
A
–0.5
–1.0
–1.5
125°C
25°C
1.5
1.0
0.5
–V
S
0
±5
±10
±15
±20
0
±5
±10
±15
±20
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
Figure 23. Input Common-Mode Voltage Range vs. Supply Voltage
Figure 26. Supply Current (per Amplifier) vs. Supply Voltage
35
1k
V
T
= ±15V
= 25°C
V
T
A
= ±15V
= 25°C
= +1
S
S
A
A
30
25
20
15
10
5
VCL
100
10
1% THD
fO = 1kHz
1
A
= +1
V
0.1
0.01
0.001
0
10
100
1k
10k
1
10
100
1k
10k
100k
FREQUENCY (Hz)
LOAD RESISTANCE (Ω)
Figure 27. Closed-Loop Output Impedance vs. Frequency
Figure 24. Maximum Output Swing vs. Load Resistance
35
+V
S
T
R
= 25°C
= 10kΩ
A
30
25
20
15
–0.5
L
T
= 25°C
A
–1.0
–1.5
T
= 125°C
A
V
= ±15V
S
OUTPUT SHORTED
TO GROUND
–15
–20
–25
–30
–35
1.5
1.0
0.5
T
= 125°C
= 25°C
A
T
A
–V
S
0
1
2
3
4
0
±5
±10
±15
±20
TIME FROM OUTPUT SHORT (Minutes)
SUPPLY VOLTAGE (V)
Figure 28. Short-Circuit Current vs. Time at Various Temperatures
Figure 25. Output Voltage Swing vs. Supply Voltage
Rev. E | Page 8 of 16
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