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OPA2631 Datasheet(PDF) 9 Page - Texas Instruments

Part # OPA2631
Description  Dual, Low-Power, Single-Supply OPERATIONAL AMPLIFIER
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

OPA2631 Datasheet(HTML) 9 Page - Texas Instruments

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OPA2631
9
SBOS067A
6
3
0
–3
–6
–9
–12
–15
–18
–21
–24
SMALL-SIGNAL FREQUENCY RESPONSE
Frequency (MHz)
1
10
100
300
V
O = 200mVp-p
G = +10
G = +2
G = +5
12
9
6
3
0
–3
–6
–9
–12
–15
–18
LARGE-SIGNAL FREQUENCY RESPONSE
Frequency (MHz)
1
10
100
300
V
O = 2Vp-p
V
O = 200mVp-p
V
O = 1Vp-p
TYPICAL PERFORMANCE CURVES: VS = +3V
At TA = 25°C, G = +2, RF = 750Ω, and RL = 150Ω to VS /2, unless otherwise noted (see Figure 1).
–30
–40
–50
–60
–70
–80
–90
TWO-TONE, 3rd-ORDER
INTERMODULATION SPURIOUS
Single-Tone Load Power (dBm)
–16
–14
–12
–10
–8
–6
–4
Load Power at
Matched 50
Ω Load
f
O = 10MHz
f
O = 1MHz
f
O = 5MHz
6
3
0
–3
–6
–9
–12
–15
–18
–21
–24
FREQUENCY RESPONSE vs CAPACITIVE LOAD
Frequency (MHz)
1
10
100
300
V
O = 0.2Vp-p
R
S
1/2
OPA2631
V
O
1k
C
L
+V
S/2
C
L = 100pF
R
S = 35.7Ω
C
L = 1000pF
R
S = 10Ω
C
L = 10pF
R
S = 249Ω
3.0
2.9
2.8
2.7
2.6
2.5
2.4
2.3
2.2
2.1
2.0
OUTPUT SWING vs LOAD RESISTANCE
R
L (Ω)
50
100
1000
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
Maximum V
O
Minimum V
O
Right Scale
Left Scale
1000
100
10
1
RECOMMENDED R
S vs CAPACITIVE LOAD
Capacitive Load (pF)
1
10
100
1000


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