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    运算放大器

    运算放大器,简称“运放”,是具有很高放大倍数的电路单元。在实际电路中,通常结合反馈网络共同组成某种功能模块。它是一种带有特殊耦合电路及反馈的放大器。其输出信号可以是输入信号加、减或微分、积分等数学运算的结果。

    运算放大器的类型

    • 通用型运算放大器:就是以通用为目的而设计的。这类器件的主要特点是价格低廉、产品量大面广,其性能指标能适合于一般性使用。
    • 高速型运算放大器:主要特点是具有高的转换速率和宽的频率响应。
    • 低功耗型运算放大器:由于电子电路集成化的最大优点是能使复杂电路小型轻便,所以随着便携式仪器应用范围的扩大,必须使用低电源电压供电、低功率消耗的运算放大器相适用。
    • 高压大电流运算放大器:外部不需附加任何电路,即可输出高电压和大电流。

    运算放大器的应用

    • 晶体振荡器和波形发生器
    • 音频和视频频率预放大器和缓冲器
    • 积分器
    • 比较器
    • 模数(ADC)和数模(DAC)转换器
    • 电压钳
    • 模拟计算机
    • 滤波器
    • 微分器
    • 精密整流器
    • 线性稳压器
    • 电流调节器
    • 精密峰值到峰值探测器

    RS 欧时为您提供了不同品牌的运算放大器,如Analog DevicesMicrochipTexas InstrumentsSTMicroelectronicsMaxim Integrated等多款不同规格、型号的产品供您挑选,从而满足不同的应用场景需求。

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    1236 产品
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    单价(不含税)
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    放大器类型
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    汽车标准
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    个(每托盘 5 )
    RMB4.502
    Texas Instruments
    -
    贴片
    SOIC
    双/单
    4
    14
    5 → 28 V
    1.2MHz
    -
    ±12 V, ±15 V, ±3 V, ±5 V, ±9 V
    0.5V/µs
    -
    -55 °C
    +125 °C
    100 dB
    -
    -
    -
    -
    RMB10.46
    Texas Instruments
    精密
    贴片
    SOT-23
    1
    5
    5 → 12 V
    1MHz
    -
    -
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    -
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    110.6 dB
    -
    -
    -
    轨至轨输入/输出
    -
    RMB17.02
    Texas Instruments
    精密
    贴片
    SOIC
    双/单
    2
    8
    3 V 5 V
    700kHz
    -
    ±3V
    0.55V/µs
    -
    -40°C
    +125 °C
    114.8 dB
    -
    -
    -
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    -
    毎管:50 个
    RMB14.774
    Texas Instruments
    精密
    贴片
    SOIC
    双/单
    4
    14
    5 → 15 V
    2.2MHz
    -
    ±3 V, ±5 V
    3.6V/µs
    -
    -40 °C
    +125 °C
    105 dB
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    -
    -
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    -
    个(每带 2500 )
    RMB2.058
    Texas Instruments
    -
    贴片
    SOIC
    4
    14
    -
    3MHz
    -
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    -
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    106 dB
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    毎管:75 个
    RMB46.237
    Texas Instruments
    低噪声,精密
    贴片
    SOIC
    1
    8
    -
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    -
    ±12 V, ±15 V, ±3 V, ±5 V, ±9 V
    2.3V/µs
    -
    -40 °C
    +85 °C
    160 dB
    -
    -
    -
    -
    个(每带 250 )
    RMB15.129
    Texas Instruments
    低噪声,精密
    贴片
    MSOP
    双/单
    2
    8
    1.8 → 5.5 V
    20MHz
    -
    ±0.9 → ±2.75V
    10V/µs
    -
    -40 °C
    +150 °C
    130 dB
    -
    -
    -
    轨至轨输入/输出
    -
    个(每托盘 5 )
    RMB23.474
    Texas Instruments
    -
    贴片
    SOIC
    2
    8
    3 V, 5 V
    50MHz
    -
    -
    25V/µs
    -
    -40 °C
    +125 °C
    120 dB
    -
    -
    -
    轨至轨输入/输出
    -
    RMB64.53
    Texas Instruments
    精密
    贴片
    SOIC
    4
    14
    -
    4MHz
    -
    ±15V
    10V/µs
    -
    -40 °C
    +85 °C
    110 dB
    -
    -
    -
    -
    RMB56.50
    Texas Instruments
    -
    贴片
    SOIC
    双/单
    1
    8
    10 → 28 V
    120MHz
    -
    ±12 V, ±15 V, ±5 V, ±9 V
    80V/µs
    -
    0 °C
    +70 °C
    95 dB
    -
    -
    -
    -
    RMB42.67
    Texas Instruments
    精密
    贴片
    SOIC
    2
    8
    -
    4MHz
    -
    ±15V
    10V/µs
    -
    -40 °C
    +85 °C
    110 dB
    -
    -
    -
    -
    • RS 库存编号 922-3101
    • 制造商零件编号 OPA4131NA
    毎管:50 个
    RMB66.952
    Texas Instruments
    -
    贴片
    SOIC
    4
    14
    -
    4MHz
    -
    ±15V
    10V/µs
    -
    -40°C
    +85°C
    110 dB
    -
    -
    -
    -
    -
    Texas Instruments
    低噪声,精密
    通孔
    PDIP
    1
    8
    -
    8MHz
    -
    ±12 V, ±15 V, ±3 V, ±5 V, ±9 V
    2.3V/µs
    -
    -40°C
    +85°C
    160 dB
    -
    -
    -
    -
    个(每带 250 )
    RMB16.468
    Texas Instruments
    -
    贴片
    SOT-23
    双/单
    1
    5
    3 V 5 V
    350kHz
    -
    -
    0.16V/µs
    -
    -40 °C
    +125 °C
    130 dB
    -
    -
    -
    -
    毎管:50 个
    RMB37.22
    Texas Instruments
    低噪声,精密
    通孔
    PDIP
    1
    8
    -
    8MHz
    -
    ±12 V, ±15 V, ±3 V, ±5 V, ±9 V
    2.3V/µs
    -
    -40 °C
    +85 °C
    160 dB
    -
    -
    -
    -
    毎管:75 个
    RMB14.276
    Texas Instruments
    音频
    贴片
    SOIC
    双/单
    2
    8
    4.5 → 36 V
    11MHz
    -
    ±2.25 → ±18V
    20V/µs
    100 Hz
    -40 °C
    +85 °C
    134 dB
    -
    -
    -
    -
    RMB80.49
    Texas Instruments
    精密
    贴片
    SOIC
    4
    14
    -
    1MHz
    -
    ±12 V, ±15 V, ±3 V, ±5 V, ±9 V
    0.8V/µs
    -
    -40°C
    +85°C
    140 dB
    -
    -
    -
    -
    • RS 库存编号 922-3079
    • 制造商零件编号 OPA2365AID
    毎管:75 个
    RMB21.307
    Texas Instruments
    -
    贴片
    SOIC
    2
    8
    3 V、5 V
    50MHz
    -
    -
    25V/µs
    -
    -40°C
    +125 °C
    120 dB
    -
    -
    -
    -
    -
    个(每托盘 10 )
    RMB4.831
    Texas Instruments
    -
    通孔
    PDIP
    2
    8
    -
    3MHz
    -
    ±12 V, ±15 V, ±5 V, ±9 V
    13V/µs
    -
    -40°C
    +85°C
    106 dB
    -
    -
    -
    -
    个(每带 250 )
    RMB62.952
    Texas Instruments
    JFET
    贴片
    SOT-23
    1
    5
    -
    350MHz
    -
    ±6V
    2550V/µs
    10 MHz
    -40 °C
    +85 °C
    58 dB
    -
    -
    -
    -
    每页结果数