参数资料
型号: THS4601CDDAR
厂商: TEXAS INSTRUMENTS INC
元件分类: 音频/视频放大
英文描述: 1 CHANNEL, VIDEO AMPLIFIER, PDSO8
封装: GREEN, PLASTIC, SOP-8
文件页数: 7/34页
文件大小: 826K
代理商: THS4601CDDAR
THS4601
SLOS388B OCTOBER 2001 REVISED JUNE 2002
15
www.ti.com
APPLICATION INFORMATION
designing the transimpedance circuit (continued)
Table 1. Transimpedance Performance Summary for Various Configurations
SOURCE CAPACITANCE
(pF)
TRANSIMPEDANCE GAIN
(
)
FEEDBACK CAPACITANCE
(pF)
3 dB FREQUENCY
(MHz)
18
10k
2.2
10.4
18
100k
0.6
3.3
18
1M
0
1.1
47
10k
3.3
7.6
47
100k
0.6
2.8
47
1M
0
0.88
100
10k
3.9
5.9
100
100k
1.5
1.3
100
1M
0
0.62
220
10k
5.6
3.8
220
100k
1.8
1.1
220
1M
0.4
0.36
Figure 29
65
70
75
80
85
90
10 k
100 k
1 M
10 M
100 M
Frequency Hz
T
ransimpedance
Gain
dB
10 k
TRANSIMPEDANCE BANDWIDTH
FOR VARIOUS SOURCE CAPACITANCES
CS = 18 pF, CF = 2.2 pF
CS = 47 pF,
CF = 3.3 pF
CS = 100 pF,
CF = 3.9 pF
CS = 220 pF,
CF = 5.6 pF
Figure 30
60
65
70
75
80
85
90
95
100
105
10 k
100 k
1 M
10 M
CS = 18 pF,
CF = 0.6 pF
CS = 47 pF,
CF = 0.6 pF
CS = 100 pF,
CF = 1.5 pF
CS = 220 pF,
CF = 1.8 pF
Frequency Hz
T
ransimpedance
Gain
dB
100 k
TRANSIMPEDANCE BANDWIDTH
FOR VARIOUS SOURCE CAPACITANCES
Figure 31
90
95
100
105
110
115
120
125
130
10 k
100 k
1 M
10 M
CS = 18 pF, CF = 0
CS = 47 pF,
CF = 0
CS = 100 pF,
CF = 0
CS = 220 pF,
CF = 0.4 pF
Frequency Hz
T
ransimpedance
Gain
dB
1 M
TRANSIMPEDANCE BANDWIDTH
FOR VARIOUS SOURCE CAPACITANCES
measuring transimpedance bandwidth
While there is no substitute for measuring the performance of a particular circuit under the exact conditions that
are used in the application, the complete system environment often makes measurements harder. For
transimpedance circuits, it is difficult to measure the frequency response with traditional laboratory equipment
because the circuit requires a current as an input rather than a voltage. Also, the capacitance of the current
source has a direct effect on the frequency response. A simple interface circuit can be used to emulate a
capacitive current source with a network analyzer. With this circuit, transimpedance bandwidth measurements
are simplified, making amplifier evaluation easier and faster.
相关PDF资料
PDF描述
THS4601CDDA 1 CHANNEL, VIDEO AMPLIFIER, PDSO8
THS4601CDR 1 CHANNEL, VIDEO AMPLIFIER, PDSO8
THS4601CD 1 CHANNEL, VIDEO AMPLIFIER, PDSO8
THS4601IDDAR 1 CHANNEL, VIDEO AMPLIFIER, PDSO8
THS4601IDDA 1 CHANNEL, VIDEO AMPLIFIER, PDSO8
相关代理商/技术参数
参数描述
THS4601CDDARG3 功能描述:高速运算放大器 Wideband FET-Input Op Amp RoHS:否 制造商:Texas Instruments 通道数量:1 电压增益 dB:116 dB 输入补偿电压:0.5 mV 转换速度:55 V/us 工作电源电压:36 V 电源电流:7.5 mA 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Tube
THS4601CDG4 功能描述:高速运算放大器 Wideband FET-Input Op Amp RoHS:否 制造商:Texas Instruments 通道数量:1 电压增益 dB:116 dB 输入补偿电压:0.5 mV 转换速度:55 V/us 工作电源电压:36 V 电源电流:7.5 mA 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Tube
THS4601EVM 功能描述:放大器 IC 开发工具 THS4601 Eval Mod RoHS:否 制造商:International Rectifier 产品:Demonstration Boards 类型:Power Amplifiers 工具用于评估:IR4302 工作电源电压:13 V to 23 V
THS4601ID 功能描述:高速运算放大器 Wideband FET-Input Op Amp RoHS:否 制造商:Texas Instruments 通道数量:1 电压增益 dB:116 dB 输入补偿电压:0.5 mV 转换速度:55 V/us 工作电源电压:36 V 电源电流:7.5 mA 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Tube
THS4601IDDA 功能描述:高速运算放大器 Wideband FET In RoHS:否 制造商:Texas Instruments 通道数量:1 电压增益 dB:116 dB 输入补偿电压:0.5 mV 转换速度:55 V/us 工作电源电压:36 V 电源电流:7.5 mA 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Tube