Datasheet

-
-
-
-
-
-
-
-
-
-
80
90
100
110
120
130
140
150
160
170
180-
Channel Separation (dB)
10
Frequency (Hz)
100k
100
1k 10k
V = 15V±
S
V = 3.5V
OUT RMS
G = +1
R = 2kW
L
R = 600W
L
L
R = 5kW
1 10
Frequency(Hz)
100M10k100 1k 100k 1M 10M
-PSRR
+PSRR
CMRR
160
140
120
100
80
60
40
20
0
Common-ModeRejectionRatio(dB)
Power-SupplyRejectionRatio(dB)
20mV/div
Time (0.1 s/div)m
G = +1
C = 50pF
L
+15V
-15V
C
L
R
L
OPA1611
Time (0.1 s/div)m
20mV/div
G = 1
C = 50pF
-
L
+15V
-15V
R
F
= 2kWR
I
= 2kW
C
F
= 5.6pF
C
L
OPA1611
2V/div
Time (0.5 s/div)m
G = +1
C = 50pF
R = 2k
L
L
W
R = 0W
F
R = 75W
F
See ,
section
Applications Information
Input Protection
2V/div
Time (0.5 s/div)m
G = 1
C = 50pF
R = 2k
-
W
L
L
OPA1611
OPA1612
www.ti.com SBOS450B –JULY 2009–REVISED JULY 2011
TYPICAL CHARACTERISTICS (continued)
At T
A
= +25°C, V
S
= ±15V, and R
L
= 2kΩ, unless otherwise noted.
CHANNEL SEPARATION vs FREQUENCY CMRR AND PSRR vs FREQUENCY (Referred to Input)
Figure 13. Figure 14.
SMALL-SIGNAL STEP RESPONSE SMALL-SIGNAL STEP RESPONSE
(100mV) (100mV)
Figure 15. Figure 16.
LARGE-SIGNAL STEP RESPONSE LARGE-SIGNAL STEP RESPONSE
Figure 17. Figure 18.
Copyright © 2009–2011, Texas Instruments Incorporated 7