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OPA843 Datasheet(PDF) 8 Page - Texas Instruments

Part # OPA843
Description  Dual, Wideband, Low-Noise, Voltage-Feedback Operational Amplifier
PDF  32 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

OPA843 Datasheet(HTML) 8 Page - Texas Instruments

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OPA2846
SBOS274C −JUNE 2003 − REVISED AUGUST 2008
www.ti.com
8
TYPICAL CHARACTERISTICS: VS = ±5V (continued)
TA = 25°C, G = +10, RF = 453Ω, RG = 50Ω, and RL = 100Ω, unless otherwise noted.
120
110
100
90
80
70
60
50
40
30
20
COMMON−MODE REJECTION RATIO AND
POWER−SUPPLY REJECTION RATIO vs FREQUENCY
Frequency (Hz)
102
104
105
103
106
107
108
CMRR
+PSRR
−PSRR
4
3
2
1
0
−1
−2
−3
−4
OUTPUT VOLTAGE AND CURRENT LIMITATIONS
I
O (mA)
−150
−100
−50
0
50
100
150
R
L =100Ω
R
L =25Ω
R
L =50Ω
10
8
6
4
2
0
−2
−4
−6
−8
−10
1.0
0.8
0.6
0.4
0.2
0
−0.2
−0.4
−0.6
−0.8
−1.0
NONINVERTING OVERDRIVE RECOVERY
Time (50ns/div)
SeeFigure1
G= +10V/V
R
L =100Ω
Output
Input
0
50
100 150 200 250 300 350 400 450 500
120
100
80
60
40
20
0
−20
0
−30
−60
−90
−120
−150
−180
−210
OPEN−LOOP GAIN AND PHASE
Frequency (Hz)
102
104
105
103
106
107
108
109
20log (AOL)
∠A
OL
10
1
0.1
0.01
0.001
CLOSED−LOOP OUTPUT IMPEDANCE vs FREQUENCY
Frequency (Hz)
102
104
105
103
106
107
108
453
Ω
1/2
O PA 2846
Z
O
50
Ω
10
8
6
4
2
0
−2
−4
−6
−8
−10
0.5
0.4
0.3
0.2
0.1
0
−0.1
−0.2
−0.3
−0.4
−0.5
INVERTING OVERDRIVE RECOVERY
Time (50ns/div)
SeeFigure2
G=
−20V/V
R
L =100Ω
Output
Input
0
50
100 150 200 250 300 350 400 450 500



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