BU7461SG-TR

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BU7461SG-TR Application Field and Working Principle

Linear-Amplifiers-Instrumentation

The BU7461SG-TR is a linear amplifier developed by the ROHM Corporation. It is an analog circuit operating at a low voltage. The amplifier is especially suitable for medium to high-density applications. It can be used in a broad range of power and signal conditioning applications, including electric power systems, motor control, light control, medical instrumentation, and more.

The BU7461SG-TR amplifies differential input signals more than two times and outputs them with a voltage gain accurately adjustable from 20 dB to -20 dB for a wide range of input frequencies. It features low-noise operation and high-driving capability. The amplifier also has low input capacitance, which reduces the power loss of the circuit.

Application Field

The BU7461SG-TR linear amplifier is designed for a wide range of commercial and industrial applications. It can be used in electric power systems, motor control, light control, and medical instrumentation. It is also purpose-made for industrial pressure control, optical flow, and electromagnetic force control. Additionally, it is suitable for battery-driven applications.

The amplifier also supports applications requiring high reliability, such as audio equipment, navigation systems, and industrial control systems. It supports a wide range of input and output voltage levels, and it can operate over a wide temperature range.

Working Principle

The BU7461SG-TR amplifier operates in either a differential or single-ended mode. When used in a differential mode, the amplifier amplifies differential input signals more than two times, and the output is accurately adjustable from 20 dB to -20 dB for a wide range of input frequency. In single-ended mode, the amplifier provides a voltage gain of 15 dB to -15 dB for a wide range of frequencies.

The amplifier utilizes a transistor-capacitor (TC) bi-polar technology. This technology uses a combination of negative feedback and positive feedback. This combination enables the amplifier to deliver accurate output and reduce power loss. The amplifier also provides high-speed input and output stages for fast switchover.

The BU7461SG-TR features low-noise operation, high-driving capability, and low input capacitance. These features reduce power loss and improve the overall performance of the amplifier. Additionally, the amplifier has a standby function, which can be used to reduce power consumption when the amplifier is not in use.

Conclusion

The BU7461SG-TR is a linear amplifier designed for commercial and industrial applications. It features a low noise operation and high-driving capability, and it provides a voltage gain that is adjustable from 20 dB to -20 dB. The amplifier utilizes a transistor-capacitor (TC) bi-polar technology, which enables it to deliver accurate output and reduce power loss. Additionally, the amplifier has a standby function to reduce power consumption when the amplifier is not in use.

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