OPA1602_1111 Datasheet, PDF (8/28 Pages) Texas Instruments – High-Performance, Bipolar-Input AUDIO OPERATIONAL AMPLIFIERS

OPA1602
OPA1604
SBOS474B – APRIL 2011 – REVISED NOVEMBER 2011
www.ti.com
TYPICAL CHARACTERISTICS (continued)
At T_A = +25°C, V_S = ±15V, and R_L = 2kΩ, unless otherwise noted.
SMALL-SIGNAL OVERSHOOT
vs CAPACITIVE LOAD (100mV Output Step)
SMALL-SIGNAL OVERSHOOT
vs CAPACITIVE LOAD (100mV Output Step)
50
G = +1
40
R_S = 0W
30
R_S = 25W
20
+15V
OPA1602
-15V
R_S
R_L
C_L
50
G = -1
40
30
R_S = 0W
R_S = 25W
20
R_I = 2kW
R_F = 2kW
+15V
OPA1602
-15V
R_S
C_L
10
R_S = 50W
R_S = 50W
10
0
0
100
200
300
400
500
600
Capacitive Load (pF)
Figure 19.
0
0 100 200 300 400 500 600 700 800 900 1000
Capacitive Load (pF)
Figure 20.
SMALL-SIGNAL OVERSHOOT
vs FEEDBACK CAPACITOR (100mV Output Step)
50
C_F
40
R_I = 2kW
R_F = 2kW
+15V
R_S
30
OPA1602
C_L
-15V
20
G = -1
10 ^RI ^{= R}F ^{= 2kW}
R_S = 0W
C_L = 100pF
0
0 0.5 1 1.5 2 2.5 3 3.5 4
Feedback Capacitor, C_F (pF)
Figure 21.
OPEN-LOOP GAIN vs TEMPERATURE
2
R_L = 2kW
1.5
1
0.5
0
-40
-15
10
35
60
85
Temperature (°C)
Figure 22.
10
5
0
-5
-10
-15
-20
-25
-30
-50
I_B AND I_OS vs TEMPERATURE
Average of 60 Units
-I_OS
-I_B
+I_B
-25
0
25
50
75 100 125
Temperature (°C)
Figure 23.
I_B AND I_OS vs COMMON-MODE VOLTAGE
40
V_S = ±18V
30
20
Common-Mode Range
10
0
-10
I_OS
-I_B
-20
-30
-40
-18 -14 -10 -6 -2
+I_B
26
10 14 18
Common-Mode Voltage (V)
Figure 24.
8
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