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OPA643 Datasheet(PDF) 7 Page - Texas Instruments

Part # OPA643
Description  Wideband, Low Noise, Voltage Feedback OPERATIONAL AMPLIFIER
PDF  16 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

OPA643 Datasheet(HTML) 7 Page - Texas Instruments

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7
®
OPA686
TYPICAL PERFORMANCE CURVES: VS = ±5V (CONT)
At TA = +25°C, G = +10, RF = 453Ω, and RL = 100Ω, unless otherwise noted. See Figure 1.
14
12
10
8
6
4
2
0
140
120
100
80
60
40
20
0
POWER SUPPLY and OUTPUT CURRENT
vs TEMPERATURE
Temperature (
°C)
–50
–25
0
25
50
75
100
125
Power Supply Current
Output Current Sourcing
Output Current Sinking
1.3
1.1
0.9
0.7
0.5
0.3
0.1
–0.1
13
11
9
7
5
3
1
–1
INPUT DC ERRORS vs TEMPERATURE
Temperature (
°C)
–50
–25
0
25
50
75
100
125
Input Bias Current
Offset Voltage
Input Offset Current
90
80
70
60
50
40
30
20
10
0
0
–30
–60
–90
–120
–150
–180
–210
–240
–270
OPEN-LOOP GAIN and PHASE
Frequency (Hz)
100
10M
100M
1G
1k
10k
100k
1M
| A
OL|
∠ A
OL
10
1.0
0.1
0.01
0.001
CLOSED-LOOP OUTPUT IMPEDANCE
Frequency (Hz)
10M
100M
10k
100k
1M
OPA686
450
Ω
50
Ω
50
Ω
Z
O
107
106
105
104
103
DIFFERENTIAL and COMMON-MODE
INPUT IMPEDANCE
Frequency (Hz)
100
10M
10M
1k
10k
100k
1M
Common-Mode
Differential
110
100
90
80
70
60
50
40
30
20
10
CMRR and PSRR
Frequency (Hz)
100
10M
100M
1k
10k
100k
1M
CMRR
+PSRR
–PSRR



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