OPA3690ID Datasheet, PDF (10/39 Pages) Texas Instruments – Triple, Wideband, Voltage-Feedback OPERATIONAL AMPLIFIER with Disable

OPA3690
SBOS237G – MARCH 2002 – REVISED MARCH 2010
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TYPICAL CHARACTERISTICS: V_S = ±5V (continued)
At T_A = +25°C, G = +2, R_F = 402Ω, and R_L = 100Ω (see Figure 36 for ac performance only), unless otherwise noted.
OUTPUT VOLTAGE
AND CURRENT LIMITATIONS
TYPICAL DC DRIFT
OVER TEMPERATURE
5
1W Internal
4 Power Limit
One Channel
3
Only
2
1
0
-1
-2
-3
-4
Output Current Limit
-5
-300 -200 -100
0
I_O (mA)
Output Current Limited
25W
Load Line
50W Load Line
100W Load Line
1W Internal
Power Limit
One Channel Only
100
200
300
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
Ambient Temperature (°C)
20
10
0
-10
-20
100 125
Figure 19.
Figure 20.
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)
Figure 21.
SUPPLY AND OUTPUT CURRENTS
vs TEMPERATURE
20
250
Sourcing Output Current
18
200
Sinking Output Current
16
150
Quiescent Supply Current
14
100
12
50
10
-50 -25
0
25
50
75
Ambient Temperature (°C)
Figure 22.
0
100 125
CLOSED-LOOP OUTPUT IMPEDANCE
vs FREQUENCY
10
+5V
1/3
200W OPA3690
1
Z_O
-5V 402W
402W
0.1
0.01
10k
100k
1M
10M
Frequency (Hz)
Figure 23.
100M
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 (Hz)
Figure 24.
10
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