OPA1662-Q1 Datasheet, PDF (11/30 Pages) Texas Instruments – Low-Power, Low Noise and Distortion, Bipolar-Input AUDIO OPERATIONAL AMPLIFIERS

OPA1662-Q1
www.ti.com
SLOS805B – JULY 2012 – REVISED OCTOBER 2012
TYPICAL CHARACTERISTICS (continued)
At T_A = 25°C, V_S = ±15 V, and R_L = 2 kΩ, unless otherwise noted.
SMALL-SIGNAL OVERSHOOT
vs CAPACITIVE LOAD
50
45
+15 V
R_S
40
OPA1662-Q1
V_OUT = 100 mV_PP
G = +1 V/V
35
-15 V
30
25
20
R_L
C_L
R_S = 0 W
R_S = 25 W
R_S = 50 W
SMALL-SIGNAL OVERSHOOT
vs CAPACITIVE LOAD
50
45
RI = 2 kW
RF = 2 kW
+15 V
40
35
RS
OPA1662-Q1
CL
-15 V
30
25
20
15
15
10
5
0
0
50 100 150 200 250 300 350 400
Capacitance (pF)
G019
Figure 25.
10
5
0
0
V_OUT = 100 mV_PP
G = −1 V/V
R_S = 0 W
R_S = 25 W
R_S = 50 W
50 100 150 200 250 300 350 400
Capacitance (pF)
G020
Figure 26.
SMALL-SIGNAL OVERSHOOT
vs CAPACITIVE LOAD
50
45
+15 V
R_S
40
OPA1662-Q1
35
-15 V
30
R_L
C_L
25
20 ^{VOUT = 100 mVPP}
G = +1 V/V
15 V_S = ±1.5 V
10
R_S = 0 W
R_S = 25 W
R_S = 50 W
5
0
0 50 100 150 200 250 300 350 400
Capacitance (pF)
G034
Figure 27.
50
45
40
35
30
25
20
15
10
5
0
0
SMALL-SIGNAL OVERSHOOT
vs CAPACITIVE LOAD
R_S = 0 W
R_S = 25 W
R_S = 50 W
V_OUT = 100 mV_PP
G = −1 V/V
V_S = ±1.5 V
R_I = 2 kW RF = 2 kW
+15 V
R_S
OPA1662-Q1
C_L
-15 V
50 100 150 200 250 300 350 400
Capacitance (pF)
G033
Figure 28.
50
45
40
35
30
25
20
15
10
5
0
0
SMALL-SIGNAL OVERSHOOT
vs FEEDBACK CAPACITOR
V_S = ±18 V
V_S = ±1.5 V
V_OUT = 100 mV_PP
G = +1 V/V
C_L = 100 pF
C_F
R_I = 2 kW RF = 2 kW
+15 V
R_S
OPA1662-Q1
C_L
-15 V
1
2
3
4
5
Capacitance (pF)
G021
Figure 29.
PERCENT OVERSHOOT
vs CAPACITIVE LOAD
50
45
G = +1 V/V
V_IN = 100 mV_PP
40
35
30
25
20
15
10
5
0
0
V_S = ± 18 V
V_S = ± 1.5 V
50 100 150 200 250 300 350 400
Capacitance (pF)
G037
Figure 30.
Copyright © 2012, Texas Instruments Incorporated
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