OPA2690 Datasheet, PDF (10/30 Pages) Burr-Brown (TI) – Dual, Wideband, Voltage-Feedback OPERATIONAL AMPLIFIER with Disable

OPA2690
SBOS238D − JUNE 2002 − REVISED DECEMBER 2004
TYPICAL CHARACTERISTICS: V_S = ±5V (continued)
At TA = +25°C, G = +2, RF = 402Ω, and RL = 100Ω (see Figure 1 for AC performance only), unless otherwise noted.
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OUTPUT VOLTAGE AND CURRENT LIMITATIONS
5
4
1 W Internal
Power Limit
Ou tpu t Current L im ited
3
One Channel
2
Only
1
0
25Ω
−1
Load Line
50Ω Load Line
−2
100Ω Load Line
−3
−4
Output Current Lim it
−5
−300 −200 −100
0
100
I_O (mA)
1W Internal
Pow er Lim it
200
300
COMMON−MODE REJECTION RATIO AND
POWER−SUPPLY REJECTION RATIO vs FREQUENCY
100
90
−PSRR
80
CMRR
70
60
+PSRR
50
40
30
20
10
0
10k
100k
1M
10M
100M
Frequency (MHz)
CLOSED−LOOP OUTPUT IMPEDANCE vs FREQUENCY
10
+5V
1 /2
200Ω O PA2690
1
ZO
−5V 402Ω
402Ω
0.1
0.01
10k
100k
1M
10M
Frequency (Hz)
100M
TYPICAL DC DRIFT OVER TEMPERATURE
2.0
1.5
1.0
Input Bias Current (I_B)
0.5
Input Offset Current (I_OS)
0
−0.5
−1.0
Input Offset Voltage (V_OS)
−1.5
−2.0
−50 −25
0
25
50
75 100
Ambient Temperature (_C)
20
10
0
−10
−20
125
SUPPLY AND OUTPUT CURRENTS vs TEMPERATURE
14
250
Sourcing Output Current
12
200
Sinking Output Current
10
150
Quiescent Supply Current
8
100
6
50
4
−50 −25
0
25
50
75
Ambient Temperature (_C)
0
100 125
70
60
50
40
30
20
10
0
−10
−20
1k
OPEN−LOOP GAIN AND PHASE
0
−30
Open−Loop Gain
−60
Open−Loop Phase
−90
−120
−150
−180
−210
−240
−270
10k 100k
1M
10M 100M 1G
Frequency (MHz)
10