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- Input offset cancellation 输入失调消除
- Second, the patented dynamic offset cancellation provides extremely low offset and minimal temperature drift. 其次,已获专利的动态偏置消除可提供极低的偏置及最小的温度漂移。
- Superior high-temperature performance is made possible through an Allegro patented dynamic offset cancellation that utilizes chopper-stabilization. 优异的高温性能,是可以通过快板专利动态抵消取消利用斩波稳定。
- Input Offset Current: The difference in the currents into the two input terminals when the output is at zero. 输入失调电流,输出电压为零时,流入运放两个输入端的电流的差值。
- The continuous-time method of offset cancellation delivers a fast start-up and signal recognition as well as very low noise on the output. 偏置消除持续法可提供快速启动及信号识别且在输出端产生的噪声极低。
- Power Supply Rejection: The ratio of the change in input offset voltage to change in power supply voltage producing it. 电源抑制比,输入失调电压变化量与引起该变化的电源电压变化量之比。
- An electrometer makes an ideal coulombmeter because it has very low input offset current and high input resistance. 静电计是一个理想的库仑计,因为它具有非常低的输入偏置电流和很高的输入电阻。
- Common Mode Rejection Ratio: The ratio of the input voltage range to the peak-to-peak change in input offset voltage over this range. 共模抑制比,输入电压范围除以该范围内输入失调电压峰峰值。
- Input Offset Voltage: That voltage which must be applied between the input terminals through two equal resistances to obtain zero output voltage. 输入失调电压,为了使输出电压为零,在运放两个输入端通过两个等值电阻所施加的电压。
- R2 and R4 are chosen to minimize errors due to input offset current as outlined in the section describing the photocell amplifier. 图24给出了一个简单的模拟乘法器电路。这个电路不但克服了对数-反对数方式实现乘法的缺陷,而且可以实现不受温度变化影响的3象限乘法运算。
- Superior high-temperature performance is made possible through dynamic offset cancellation, which reduces the residual offset voltage normally caused by device overmolding, temperature dependencies, and thermal stress. 动态偏移取消保证了在高温下的良好性能,可降低通常由器件超模压、温度依存性及热应力引起的剩余偏移电压。
- This current is known as the input offset current, and it's caused by bias currents of active devices as well as by leakage currents through insulators within the instrument. 这种电流称为输入偏置电流,是由有源器件的偏置电流以及流过仪器内部的绝缘子的泄漏电流所引起的。
- Input offset current is the difference between the two input bias currents and this leads to offset errors in in-amps when source resistances in the two input terminals are unequal. 输入失调电流是两个差动输入端的基极输入电流,当两个输入端的源阻抗不相等时,它可引起仪表放大器的失调误差。
- One disadvantage of this method of stabilization is the additional output noise and offset voltage caused by increased amplification of input-referred voltage noise and input offset voltage. 这种稳定方法的一个不足是:输入端的有关电压噪声和失调电压增大会额外地增加输出噪声和失调电压。
- Charge measurements made with an electrometer are subject to a number of error sources, including input offset current, voltage burden, generated currents, and low source impedance. 用静电计进行电荷测量时容易受到几种误差源的影响,其中包括:输入偏置电流、输入端压降、产生电流和低的源阻抗等。
- Can you tell me the cancellation number? 能不能告诉我取消号码?
- These arguments cancel each other out. 这些争论彼此势均力敌。
- His weaknesses cancel out his virtues. 他的缺点抵销了他的优点。
- This will cancel your debt to me. 这可抵消你欠我的债务。
- His boss directed him to cancel the meeting. 他的老板指示他取消这次会议。