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OPA2680 Datasheet, PDF (8/22 Pages) Burr-Brown (TI) – Dual Wideband, Voltage Feedback OPERATIONAL AMPLIFIER With Disable | |||
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TYPICAL PERFORMANCE CURVES: VS = ±5V (CONT)
At TA = +25°C, G = +2, RF = 402â¦, and RL = 100â¦, unless otherwise noted. See Figure 1.
CMRR AND PSRR vs FREQUENCY
100
90
80
âPSRR
70
+PSRR
60
CMRR
50
40
30
20
10
0
10k
100k
1M
10M
Frequency (Hz)
100M
OPEN-LOOP GAIN AND PHASE
70
60
50
Open-Loop Gain
40
Open-Loop Phase
30
20
10
0
â10
â20
10k
100k
1M
10M
Frequency (Hz)
100M
0
â30
â60
â90
â120
â150
â180
â210
â240
â270
1G
0.2
0.175
Video In
0.15
75â¦
0.125
0.1
402â¦
0.075
0.05
0.025
0
1
COMPOSITE VIDEO dG/dP
+5V
1/2
OPA2680
402â¦
Video
Loads
Optional
1.3kâ¦
Pulldown
No Pulldown
With 1.3kâ¦
Pulldown
dP
dG
â5V
dG
dP
2
3
4
Number of 150⦠Loads
TYPICAL DC DRIFT OVER TEMPERATURE
15
10
IB
5
VIO
0
IOS
â5
â10
â15
â40 â20
0 20 40 60 80 100 120 140
Ambient Temperature (°C)
OUTPUT VOLTAGE AND CURRENT LIMITATIONS
5
4
1W Internal
3
Power Limit
Output Current Limited
2 One Channel
1
Only
0
â1
â2
25â¦
Load Line
50⦠Load Line
100⦠Load Line
â3
â4 Output Current Limit
â5
â300 â200 â100 0
100
IO (mA)
1W Internal
Power Limit
200 300
SUPPLY AND OUTPUT CURRENT vs TEMPERATURE
200
20.0
Sourcing Output Current
Sinking Output Current
150
15.0
100
Quiescent Supply Current
10.0
50
5.0
0
â40 â20
0
0 20 40 60 80 100 120 140
Ambient Temperature (°C)
®
OPA2680
8
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