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| OPA454 Datasheet, PDF (11/36 Pages) Texas Instruments – High-Voltage (100V), High-Current (50mA) OPERATIONAL AMPLIFIERS, G = 1 Stable | |||
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OPA454
www.ti.com
TYPICAL CHARACTERISTICS (continued)
At TP = +25°C, VS = ±50V, and RL = 4.8k⦠connected to GND, unless otherwise noted.
SBOS391 â DECEMBER 2007
LARGE-SIGNAL STEP RESPONSE
VIN
G = +1
TC = +60°C
CLOAD = 50pF
VCM = +30V
RF = 10kW
VOUT
LARGE-SIGNAL STEP RESPONSE
VIN
G = +1
TC = +105°C
CLOAD = 50pF
VCM = +30V
RF = 10kW
VOUT
Time (1ms/div)
Figure 32.
LARGE-SIGNAL STEP RESPONSE
VIN
VOUT
Time (2.5ms/div)
Figure 34.
G = +2
TC = +100°C
CLOAD = 100pF
VCM = +40V
RF = 10kW
2.0
G = +1
1.5
1.0
0.5
0
-0.5
-1.0
-1.5
-2.0
STEP RESPONSE
G = +2
RF = 10kW
CLOAD = 100pF, 125°C
VCM = +40V
1ms/div
Figure 36.
Time (1ms/div)
Figure 33.
SMALL-SIGNAL STEP RESPONSE
TC = +125°C
TC = +25°C
TC = -55°C
G = +1
CLOAD = 100pF
VCM = 0V
RF = 0W
Time (500ns/div)
Figure 35.
GAIN PEAKING vs CLOAD
(G = +1, VCM = 0V)(2)
180
RF = 0W
160
RF = 10kW
TC = -55°C
140
TC = +25°C
120
TC = +85°C
100
TC = +125°C
80
60
40
20
0
0
100
200
300
400
500
CLOAD (pF)
Figure 37.
(2) See Application section Unity-Gain Noninverting Configuration.
Copyright © 2007, Texas Instruments Incorporated
Product Folder Link(s): OPA454
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