OPA188_13 Datasheet, PDF (13/33 Pages) Texas Instruments – Precision, Low-Noise, Rail-to-Rail Output,36-V, Zero-Drift Operational Amplifiers

OPA188
www.ti.com
SBOS642A – MARCH 2013 – REVISED MARCH 2013
TYPICAL CHARACTERISTICS (continued)
V_S = ±18 V, V_CM = V_S / 2, R_LOAD = 10 kΩ connected to V_S / 2, and C_L = 100 pF, unless otherwise noted.
40
R_ISO = 0 W
35
R_ISO = 25 W
30
R_ISO = 50 W
25
20
+18 V
Device
-18 V
37 VPP
Sine Wave
(±18.5 V)
15
10
5
R_L = R_F = 10 kW
0
0 100 200 300
400
500
G = -1 ^RI ^{= 10 kW R}F ^{= 10 kW}
+18 V
Device
-18 V
RISO
CL
600 700 800 900 1000
Capacitive Load (pF)
Figure 26. SMALL-SIGNAL OVERSHOOT vs
CAPACITIVE LOAD (100-mV Output Step)
V_IN
V_OUT
Time (100 ms/div)
Figure 27. NO PHASE REVERSAL
V_OUT
2 kW
V_IN
20 kW
+18 V
Device
V_OUT
-18 V
G = -10
T_OR
V_IN
Time (5 ms/div)
Figure 28. POSITIVE OVERLOAD RECOVERY
R_L = 10 kW
C_L = 10 pF
V_IN
2 kW
VIN
20 kW
+18 V
Device
VOUT
-18 V
G = -10
T_OR
V_OUT
Time (5 ms/div)
Figure 29. NEGATIVE OVERLOAD RECOVERY
R_L = R_F = 2 kW
C_L = 10 pF
+18 V
Device
-18 V
G = +1
RL
CL
Time (1 ms/div)
Figure 30. SMALL-SIGNAL STEP RESPONSE
(100 mV)
R_I = 2 kW R_F = 2 kW
+18 V
Device
G = -1
C_L
-18 V
Time (20 ms/div)
Figure 31. SMALL-SIGNAL STEP RESPONSE
(100 mV)
Copyright © 2013, Texas Instruments Incorporated
Product Folder Links: OPA188
Submit Documentation Feedback
13