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OPA3680 Datasheet, PDF (8/22 Pages) Burr-Brown (TI) – Triple, Wideband, Voltage-Feedback OPERATIONAL AMPLIFIER With Disable | |||
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TYPICAL PERFORMANCE CURVES: VS = ±5V (Cont.)
At TA = +25°C, G = +2, RF = 250â¦, and RL = 100â¦, unless otherwise noted. See Figure 1.
0.2
0.175
0.15
0.125
0.1
0.075
COMPOSITE VIDEO dG/dP
+5V
Video In
75â¦
1/3
250⦠OPA3680
250â¦
250â¦
DIS
Video
Loads
Optional
1.3kâ¦
Pulldown
No Pulldown
With 1.3kâ¦
Pulldown
dÏ
dG
â5V
0.05
0.025
dG
dÏ
0
1
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
1 Channel
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
30
Sourcing Output Current
Sinking Output Current
150
22.5
100
Quiescent Supply Current
15
50
7.5
0
â40 â20
0
0 20 40 60 80 100 120 140
Ambient Temperature (°C)
CLOSED-LOOP OUTPUT IMPEDANCE vs FREQUENCY
10
+5V
200â¦
1
1/3
OPA3680
ZO
â5V
250â¦
250â¦
0.1
0.01
10k
100k
1M
10M
Frequency (Hz)
100M
â20
â30
â40
â50
â60
â70
â80
â90
â100
0.3
ALL HOSTILE CROSSTALK
1
10
100
300
Frequency (MHz)
®
OPA3680
8
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