Introduction
Copley Controls has been a leader in the industry since 1984, providing high power, wide bandwidth DC amplifiers using advanced MOSFET and IGBT technology. Their amplifiers are known for their efficiency and low noise, functioning as current or voltage sources and capable of being paralleled for high current loads. They are available in various configurations, including single or multiple axis units, and can be customized to meet specific customer requirements.
Technological Advancements
Copley pioneered the use of PWM amplifiers in MRI systems, addressing high peak current demands with precision. Their amplifiers minimize distortion and drift, crucial for high-resolution imaging techniques. The PWM design maximizes output performance while minimizing power dissipation, with typical response ranges of 4-7kHz in current mode and up to 15kHz in voltage mode.
Features and Specifications
The amplifiers offer features such as master/slave configuration, internal or external current transducers, and optimized tuning for custom loads. They support both voltage and current mode operations, with advanced power management and digital signal processing for precise control. Models are available in air or liquid-cooled configurations, with high efficiency and low distortion.
Model Overview- Model C700: Air-cooled, capable of delivering 350kVApeak or 212Arms.
- Model 281/282: Liquid-cooled, delivering up to 575kVApeak or 360 Arms.
- Model 266: Air-cooled, suitable for semiconductor and high power applications, with enhanced stability through DCCT.
- Model 271: Liquid-cooled, similar to the 700V range with DSP and control logic.
- Model 265P: High current master/slave application, air-cooled, with over-current protection.
Applications
Copley amplifiers are used in various applications, including MRI, semiconductor manufacturing, satellite positioning, particle beam guidance, vibration testing, and magnetic levitation. Their reliability and performance make them suitable for demanding environments requiring stable and precise power delivery.
Conclusion
Copley Controls' power amplifiers are designed for high performance and precision, with a focus on reliability and customization to meet diverse application needs. Their advanced technology and engineering expertise ensure they remain a standard in the industry.
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