OPA2673 Datasheet, PDF (8/40 Pages) Texas Instruments – Dual, Wideband, High Output Current Operational Amplifier with Active Off-Line Control

OPA2673
SBOS382A – JUNE 2008 – REVISED OCTOBER 2008..................................................................................................................................................... www.ti.com
TYPICAL CHARACTERISTICS: V_S = ±6V, Full Bias (continued)
At T_A = +25°C, G = +4V/V, R_F = 402Ω, and R_L = 100Ω, unless otherwise specified.
OVERDRIVE RECOVERY
8
32
G = +4V/V
6 ^RL ^{= 100W}
Input
24
4
16
2
8
0
0
Output
-2
-8
-4
-16
-6
-24
-8
-32
Time (25ns/div)
Figure 13.
OPEN-LOOP TRANSIMPEDANCE GAIN AND PHASE
120
0
CMRR AND PSRR vs FREQUENCY
70
CMRR
60
50
-PSRR
40
30
20
+PSRR
10
0
1k
10k
100k
1M
10M
100M
Frequency (Hz)
Figure 14.
CLOSED-LOOP OUTPUT IMPEDANCE vs FREQUENCY
10
100
Gain
80
-45
Phase
1
-90
60
-135
0.1
40
-180
0.01
20
-225
0
10k
100k
1M
10M
Frequency (Hz)
Figure 15.
100M
-270
1G
ACTIVE OFF-LINE IMPEDANCE vs FREQUENCY
10k
Open-Loop
1k
0.001
10k
100k
1M
10M
Frequency (Hz)
Figure 16.
COMMON-MODE INPUT VOLTAGE RANGE
AND OUTPUT SWING vs SUPPLY VOLTAGE
6
5
Positive and Negative Output Voltage Swing
4
3
100
Closed-Loop (R_F = 750W, G = +4V/V)
2
Positive and Negative Common-Mode Input Voltage
1
10
10k
100k
1M
Frequency (Hz)
Figure 17.
0
10M
3.5
4.0
4.5
5.0
5.5
6.0
Supply Voltage (±V)
Figure 18.
8
Submit Documentation Feedback
Product Folder Link(s): OPA2673
Copyright © 2008, Texas Instruments Incorporated