參數(shù)資料
型號： LOG114
元件分類： 跨阻放大器
英文描述： Precision, High-Speed Transimpedance Amplifier
中文描述： 精密，高速互阻抗放大器
文件頁數(shù)： 7/18頁
文件大小： 362K
代理商： LOG114
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SBOS291E NOVEMBER 2003 REVISED NOVEMBER 2004
www.ti.com
7
TYPICAL CHARACTERISTICS: V
S
= +2.7V to +5.5V (continued)
All specifications at TA = +25
°
C, RL = 2k
connected to VS/2, and VOUT = VS/2, unless otherwise noted.
C
F
Circuit for
Transimpedance Amplifier Characteristic
curves on this page.
R
F
C
DIODE
OPA380
C
STRAY
TRANSIMPEDANCEAMP CHARACTERISTIC
100
140
130
120
110
100
90
80
70
60
50
40
30
20
1k
10k
100k
1M
10M
100M
Frequency (Hz)
T
R
F
= 10M
C
STRAY
(parasitic) = 0.2pF
C
DIODE
= 100pF
R
F
= 1M
C
F
= 0.5pF
R
F
= 100k
R
F
= 10k
R
F
= 1k
C
F
= 2pF
C
F
= 5pF
C
F
= 18pF
TRANSIMPEDANCEAMP CHARACTERISTIC
100
140
130
120
110
100
90
80
70
60
50
40
30
20
1k
10k
100k
1M
10M
100M
Frequency (Hz)
T
R
F
= 10M
R
F
= 1M
C
F
= 0.5pF
R
F
= 100k
R
F
= 10k
R
F
= 1k
C
F
= 1.5pF
C
F
= 4pF
C
F
= 12pF
C
STRAY
(parasitic) = 0.2pF
C
DIODE
= 50pF
TRANSIMPEDANCEAMP CHARACTERISTIC
100
140
130
120
110
100
90
80
70
60
50
40
30
1k
10k
100k
1M
10M
100M
Frequency (Hz)
T
R
F
= 10M
R
F
= 1M
R
F
= 100k
R
F
= 10k
R
F
= 1k
C
F
= 1pF
C
F
= 2.5pF
C
F
= 7pF
C
STRAY
(parasitic) = 0.2pF
C
DIODE
= 20pF
TRANSIMPEDANCEAMP CHARACTERISTIC
100
140
130
120
110
100
90
80
70
60
50
40
30
1k
10k
100k
1M
10M
100M
Frequency (Hz)
T
R
F
= 10M
R
F
= 1M
R
F
= 100k
R
F
= 10k
R
F
= 1k
C
F
= 0.5pF
C
F
= 2pF
C
F
= 5pF
C
STRAY
(parasitic) = 0.2pF
C
DIODE
= 10pF
TRANSIMPEDANCEAMP CHARACTERISTIC
100
140
130
120
110
100
90
80
70
60
50
40
1k
10k
100k
1M
10M
100M
Frequency (Hz)
T
R
F
= 10M
R
F
= 1M
R
F
= 100k
R
F
= 10k
R
F
= 1k
C
F
= 0.5pF
C
F
= 1pF
C
F
= 2.5pF
C
STRAY
(parasitic) = 0.2pF
C
DIODE
= 1pF
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參數(shù)描述
LOG114_12 制造商:BB 制造商全稱:BB 功能描述:Single-Supply, High-Speed, Precision LOGARITHMIC AMPLIFIER
LOG114AIRGVR 功能描述:對數(shù)放大器 Precision High-Speed RoHS:否 制造商:Texas Instruments 通道數(shù)量:3 帶寬:3 dB 共模抑制比（最小值）: 輸入補償電壓:+/- 7 mV 輸入電壓范圍（最大值）:5.5 V 工作電源電壓:4.5 V to 5.5 V 電源電流:+/- 15 mA 工作溫度范圍:- 40 C to +85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-16 封裝:Reel
LOG114AIRGVRG4 功能描述:對數(shù)放大器 Prec High-Speed Logarithmic Amp RoHS:否 制造商:Texas Instruments 通道數(shù)量:3 帶寬:3 dB 共模抑制比（最小值）: 輸入補償電壓:+/- 7 mV 輸入電壓范圍（最大值）:5.5 V 工作電源電壓:4.5 V to 5.5 V 電源電流:+/- 15 mA 工作溫度范圍:- 40 C to +85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-16 封裝:Reel
LOG114AIRGVT 功能描述:對數(shù)放大器 Precision High-Speed RoHS:否 制造商:Texas Instruments 通道數(shù)量:3 帶寬:3 dB 共模抑制比（最小值）: 輸入補償電壓:+/- 7 mV 輸入電壓范圍（最大值）:5.5 V 工作電源電壓:4.5 V to 5.5 V 電源電流:+/- 15 mA 工作溫度范圍:- 40 C to +85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-16 封裝:Reel
LOG114AIRGVTG4 功能描述:對數(shù)放大器 Prec High-Speed Logarithmic Amp RoHS:否 制造商:Texas Instruments 通道數(shù)量:3 帶寬:3 dB 共模抑制比（最小值）: 輸入補償電壓:+/- 7 mV 輸入電壓范圍（最大值）:5.5 V 工作電源電壓:4.5 V to 5.5 V 電源電流:+/- 15 mA 工作溫度范圍:- 40 C to +85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-16 封裝:Reel
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