The PA79DK is a high-voltage, high-current operational amplifier manufactured by Apex Microtechnology. It is designed for demanding applications requiring precise control of voltage and current to drive inductive loads, power supplies, and other high-power devices.

Applications

• Piezo Actuator Drivers: Used to drive high-capacitance piezo actuators in precision positioning systems.
• Magnetic Deflection: Employed in CRT displays and scanning systems for magnetic deflection control.
• Programmable Power Supplies: Serves as a high-voltage amplifier in programmable power supplies.
• ATE (Automatic Test Equipment): Used in test equipment for driving high-voltage or high-current loads.
• Motor Control: Drives DC motors and other types of motors in industrial applications.

Features

• High Output Voltage: Capable of delivering high output voltages, typically up to ±150V.
• High Output Current: Provides high output current, often in the range of several amperes.
• Wide Bandwidth: Offers a wide bandwidth for accurate signal reproduction.
• High Slew Rate: Features a high slew rate for fast response times.
• Thermal Protection: Incorporates thermal shutdown protection to prevent overheating.

Benefits

• Precise Control: Provides precise control of voltage and current for demanding applications.
• High Power Capability: Delivers high power to drive various loads.
• Robust Performance: Offers robust performance with thermal protection.
• Versatile Application: Suitable for a wide range of high-voltage and high-current applications.
• Reliable Operation: Designed for reliable operation in harsh environments.

Additional Details

The PA79DK is designed with a thermally efficient package to facilitate heat dissipation. Its high slew rate ensures fast response to input signals, making it suitable for applications requiring precise control. The internal thermal protection circuitry prevents damage from overheating, ensuring reliable operation. The amplifier can be configured in various gain settings to optimize performance for specific load conditions. It's a high performance operational amplifier capable of delivering significant power and precision for a wide variety of applications.