电流放大器

The IRS2158D features include programmable preheat and run frequencies, programmable preheat time, closed-loop half-bridge ignition current regulation, programmable end-of-life protection, brownout protection and low input offset op amp.

IRS2158D的主要特性包括可编程的灯预热和运行频率，可编程的预热时间，闭环半桥点燃电流调整，可编程灯寿命终期保护，输入低电压保护和低输入失调的运算放大器。

The invention relates to an amplifier circuit containing a high-frequency transistor (1) and having a circuit (2) for adjusting the operating point, which provides a base current for the high-frequency transistor (1) according to the voltage released at a resistor (3) which is connected in the collector ring of the high-frequency transistor (1). The circuit (2) has a differentiating unit (20), fed by the supply voltage, which compares the voltage released at the resistor (3) with a reference voltage.

带有高频晶体管(1)的放大器电路具有一个用于工作点调整的电路(2)，其依赖于在连接在高频晶体管(1)的集电极电路中的电阻(3)上下降的电压为高频晶体管(1)提供基极电流，电路(2)具有一个由供电电压馈电的差分节(20)，其把在电阻(3)上下降的电压与基准电压比较。

Again, consider using amplifiers that exhibit a smooth input bias current transition throughout the applied input common-mode voltage.

再者，所用的放大器也要考虑在加到输入端的整个共模电压输入偏置电流转换保持平滑。

Again, consider using AMPLIFIER s that exhibit a smooth input bias current transition throughout the applied input common-mode voltage.

再者，所用的放大器也要考虑在加到输入端的整个共模电压输入偏置电流转换保持平滑。

The input common-mode voltage for current-sense amplifiers is allowed to exceed the power-supply voltage.

输入共模电流检测放大器电压可以超过电源，电源的电压。

The section of voltage amplification is realized by the integration operational amplifier and the current amplification section is made up of the VMOS.

电压放大级采用集成放大器实现，电流扩展级则采用功率MOS管组成互补输出电路。

The apparatus use Lm336 as constant voltage source, and it been converted to constant - current source by amplification, which provide current for the Hall probe. The non-idiostatic offset circuit use the bridge method to offset the circuit. So while the magnetic density is null, the output voltage of Hall probe is null too.

仪器采用恒压源经过放大器转换为恒流源，为霍尔探头提供工作电流；不等位电势补偿电路采用桥式补偿网络，补偿电压通过调节可变电阻获得，实现霍尔电势的幅值补偿，使外磁场为零时，霍尔探头输出电势为零；磁通电路主要提供对样品的磁特性测量，它由测量线圈和积分器组成。

According to the pamphlet, the current in the amplifier can be amplified to 3 amperes.

第 57 页根据小册子，在放大器里的电流可以被放大到 3 安培。

According to the pamphlet, the current in the amplifier can be amplified /1 dT

根据小册子，在放大器里的电流可以被放大到3安培。

Figure 3 shows the output current transfer characteristic of the amplifier.

图3显示了输出放大器的电流传输特性。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。