TYPICAL PERFORMANCE CURVES: VS = ±5V (CONT)
G = +2, RF = 402Ω, and RL = 100Ω, unless otherwise noted (see Figure 1).
OPEN-LOOP TRANSIMPEDANCE GAIN/PHASE
ZOL
CMRR AND PSRR vs FREQUENCY
120
100
80
60
40
20
0
0
70
65
60
55
50
45
40
35
30
25
20
+PSRR
–PSRR
–40
–80
–120
–160
–200
–240
|ZOL
|
CMRR
104
105
106
107
108
109
102
103
104
105
106
107
108
Frequency (Hz)
Frequency (Hz)
φ
COMPOSITE VIDEO dG/d
TYPICAL DC DRIFT OVER TEMPERATURE
Non-Inverting Input Bias Current
0.05
0.04
0.03
0.02
0.01
0
5
4
50
Positive Video
Negative Sync
40
3
30
2
20
φ
d
Inverting Input
Bias Current
1
10
0
0
VIO
–1
–2
–3
–4
–5
–10
–20
–30
–40
–50
dG
1
2
3
4
–40 –20
0
20
40
60
80 100 120 140
Ambient Temperature (°C)
Number of 150Ω Loads
OUTPUT VOLTAGE AND CURRENT LIMITATIONS
SUPPLY AND OUTPUT CURRENT vs TEMPERATURE
5
4
10
7.5
5
200
150
100
50
Output Current Limited
Sourcing Output Current
Sinking Output Current
1W Internal
Power Limit
3
2
1
25Ω
Load Line
0
50Ω Load Line
100Ω Load Line
Quiescent Supply Current
–1
–2
–3
–4
–5
2.5
0
1W Internal
Power Limit
Output Current Limit
0
–300
–200
–100
0
100
200
300
–40 –20
0
20
40
60
80 100 120 140
IO (mA)
Ambient Temperature (°C)
®
8
OPA681
BB [ BURR-BROWN CORPORATION ]
