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參數(shù)資料
| 型號(hào)： | OPA681U |
| 英文描述： | Wideband, Current Feedback OPERATIONAL AMPLIFIER With Disable |
| 中文描述： | 寬帶，電流反饋運(yùn)算放大器，禁用 |
| 文件頁(yè)數(shù)： | 10/21頁(yè) |
| 文件大?。?/td> | 241K |
| 代理商： | OPA681U |
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10
OPA681
TYPICAL PERFORMANCE CURVES: V
S
= +5V
(CONT)
G = +2, R
F
= 499
, and R
L
= 100
to +2.5V, unless otherwise noted (see Figure 2).
10
1
0.1
0.01
CLOSED-LOOP OUTPUT IMPEDANCE
Frequency (Hz)
10k
100M
100k
1M
10M
O
)
OPA681
402
+5
–5
402
50
Z
O
–45
–50
–55
–60
–65
–70
–75
–80
–85
Single-Tone Load Power (dBm)
–14
–12
–10
–8
–6
–4
–2
0
2
TWO-TONE, 3RD ORDER SPURIOUS LEVEL
3
50MHz
dBc = dB below carriers
20MHz
10MHz
Load Power at Matched 50
Load
–40
–50
–60
–70
–80
2ND HARMONIC DISTORTION vs FREQUENCY
Frequency (MHz)
0.1
1
10
20
2
V
O
= 2Vp-p
R
L
= 100
to 2.5V
G = +2, R
F
= 499
G = +10, R
F
= 200
G = +5, R
F
= 360
3RD HARMONIC DISTORTION vs FREQUENCY
Frequency (MHz)
0.1
1
10
20
3
–40
–50
–60
–70
–80
V
O
= 2Vp-p
R
L
= 100
to 2.5V
G = +10, R
F
= 200
G = +5, R
F
= 360
G = +2, R
F
= 499
2ND HARMONIC DISTORTION vs FREQUENCY
Frequency (MHz)
0.1
1
10
20
2
R
L
= 200
R
L
= 100
–50
–60
–70
–80
–90
V
O
= 2Vp-p
G = +2
Loads to 2.5V
R
L
= 500
3RD HARMONIC DISTORTION vs FREQUENCY
Frequency (MHz)
0.1
1
10
20
3
–50
–60
–70
–80
–90
V
O
= 2Vp-p
G = +2
R
L
= 100
R
L
= 500
R
L
= 200
Loads to 2.5V
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| OPA681U/2K5 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Current-Feedback Operational Amplifier |
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| OPA682N | 制造商:BB 制造商全稱:BB 功能描述:Wideband, Fixed Gain BUFFER AMPLIFIER With Disable |
| OPA682N/250 | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Texas Instruments 功能描述: |
| OPA682N/3K | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Analog Buffer/Voltage Follower |
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