参数资料
型号: OPA659EVM
厂商: Texas Instruments
文件页数: 6/32页
文件大小: 0K
描述: EVAL MODULE FOR OPA659
标准包装: 1
每 IC 通道数: 1 - 单
放大器类型: J-FET
转换速率: 2550 V/µs
-3db带宽: 650MHz
电流 - 输出 / 通道: 70mA
工作温度: -40°C ~ 85°C
电流供应(主 IC): 32mA
电压 - 电源,单路/双路(±): ±3.5 V ~ 6.5 V
板类型: 完全填充
已供物品:
已用 IC / 零件: OPA659
其它名称: 296-30974
OPA659EVM-ND
=
1
2 R C
p
F
GBP
4 R C
p
F
D
(1)
GBP
2 R C
p
F
D
f
=
-
3dB
(2)
SBOS342B – DECEMBER 2008 – REVISED AUGUST 2009 ............................................................................................................................................ www.ti.com
To achieve a maximally flat second-order Butterworth
turn requires a total feedback capacitance of 0.46pF.
frequency response, the feedback pole should be set
Typical surface mount resistors have a parasitic
to:
capacitance of 0.2pF, leaving the required 0.26pF
value to achieve the required feedback pole. This
calculation gives an approximate 4.9MHz, –3dB
bandwidth computed by:
For
example,
adding
the
common
mode
and
differential mode input capacitance (0.7 + 2.8 =
3.5)pF
to
the
diode
source
with
the
20pF
capacitance, and targeting a 100k
transimpedance
Table 3 lists the calculated component values and
gain using the 350MHz GBP for the OPA659,
–3dB bandwidths for various TIA gains and diode
requires a feedback pole set to 3.44MHz. This pole in
capacitance.
Table 3. OPA659 TIA Component Values and Bandwidth for Various Diode Capacitance and Gains
CDIODE = 10pF
CD
RF
CF
f–3dB
13.5 pF
1k
3.50pF
64.24MHz
13.5 pF
10k
1.11pF
20.31MHz
13.5 pF
100k
0.35pF
6.42MHz
13.5 pF
1M
0.11pF
2.03MHz
CDIODE = 20pF
23.5 pF
1k
4.62pF
48.69MHz
23.5 pF
10k
1.46pF
15.40MHz
23.5 pF
100k
0.46pF
4.87MHz
23.5 pF
1M
0.15pF
1.54MHz
CDIODE = 50pF
53.5 pF
1k
6.98pF
32.27MHz
53.5 pF
10k
2.21pF
10.20MHz
53.5 pF
100k
0.70pF
3.23MHz
53.5 pF
1M
0.22pF
1.02MHz
CDIODE = 100pF
103.5 pF
1k
9.70pF
23.20MHz
103.5 pF
10k
3.07pF
7.34MHz
103.5 pF
100k
0.97pF
2.32MHz
103.5 pF
1M
0.31pF
0.73MHz
14
Copyright 2008–2009, Texas Instruments Incorporated
Product Folder Link(s): OPA659
相关PDF资料
PDF描述
VI-B7Y-EY CONVERTER MOD DC/DC 3.3V 33W
EBC08DRTS-S93 CONN EDGECARD 16POS DIP .100 SLD
1-1589455-3 CONN PLUG 9POS 30AWG 9IN
VI-B7Y-EW CONVERTER MOD DC/DC 3.3V 66W
RCC05DRXS-S734 CONN EDGECARD 10POS DIP .100 SLD
相关代理商/技术参数
参数描述
OPA659IDBVR 功能描述:高速运算放大器 650MHz unity gain stable JFET Inp 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
OPA659IDBVT 功能描述:高速运算放大器 650MHz unity gain stable JFET Inp 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
OPA659IDRBR 功能描述:高速运算放大器 650MHz unity gain stable JFET inp 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
OPA659IDRBT 功能描述:高速运算放大器 650MHz unity gain stable JFET inp 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
OPA659IDRBT 制造商:Texas Instruments 功能描述:Operational Amplifier (Op-Amp) IC 制造商:Texas Instruments 功能描述:IC, OP-AMP, 350MHZ, 2550V/ us, SON-8