OPA2846_14 Datasheet, PDF (9/30 Pages) Texas Instruments – Dual, Wideband, Low-Noise, Voltage-Feedback Operational Amplifier

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TYPICAL CHARACTERISTICS: V_S = ±5V (continued)
TA = 25°C, G = +10, RF = 453Ω, RG = 50Ω, and RL = 100Ω, unless otherwise noted.
OPA2846
SBOS274C −JUNE 2003 − REVISED AUGUST 2008
0.25
0.20
0.15
0.10
0.05
0
−0.05
−0.10
−0.15
−0.20
−0.25
0
SETTLING TIME
G = +10V/V
R_L = 100Ω
V_O = 2V Step
See Figure 1
5
10
15
20
25
Time (ns)
PHOTODIODE TRANSIMPEDANCE
FREQUENCY RESPONSE
83
20 log(10kΩ)
80
C_D = 100pF
77
C_D = 50pF
R_F = 10kΩ
C_F Adjusted
C_D = 10pF
74
71
C_D = 20pF
68
65
See Figure 4
62
1
10
100
Frequency (MHz)
0.25
0.20
0.15
0.10
0.05
0
−0.05
−0.10
−0.15
−0.20
−0.25
−50
TYPICAL DC DRIFT OVER TEMPERATURE
100 x I_OS
V_IO
I_b
−25 0
25 50
75 100
Ambient Temperature (_C)
25
20
15
10
5
0
−5
−10
−15
−20
−25
125
COMMON−MODE INPUT RANGE AND OUTPUT SWING
vs SUPPLY VOLTAGE
6
+V_IN
4
+V_OUT
2
0
−2
− V_OUT
−4
−V_IN
−6
2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
Supply Voltage (±V)
SUPPLY AND OUTPUT CURRENT vs TEMPERATURE
150
20
140
18
Sourcing Output Current
130
16
120
Supply Current
14
110
12
100
10
90
8
80
70
−50
Sinking Output Current
−25 0
25
50
75
Ambient Temperature (_ C)
6
4
100 125
COMMON−MODE AND DIFFERENTIAL
INPUT IMPEDANCE
10⁷
4.7MΩ
Common−Mode
10⁶
10⁵
10⁴
6.6kΩ
Differential
10³
10²
10²
10³
10⁴
10⁵
10⁶
10⁷
10⁸
Frequency (Hz)
9