Woodward 5421-178 Driver Amplifier Board Assembly

Description

The Woodward 5421-178 Driver Amplifier Board Assembly is a specialized electronic component designed for industrial control and power management systems, aligned with Woodward’s proven portfolio of precision engine and power generation control products. While direct technical specifications for this specific model are not available, it shares core design principles with other Woodward control and amplifier components, which feature robust industrial-grade performance. Based on related Woodward products, key expected attributes include a wide operating temperature range of -40 degrees Celsius to 85 degrees Celsius, and a flexible DC power input of 9 to 30 Vdc with reverse polarity protection for reliable operation in harsh environments. As a driver amplifier board, it likely converts low-power control signals to high-power outputs for actuators, supporting functions like precise fuel flow metering, valve positioning, or servo motor control. It may integrate pulse width modulation (PWM) actuators outputs with a maximum 6A capacity, auxiliary outputs up to 200 mA, and advanced EMI immunity compliant with ISO 11452 standards to resist electromagnetic interference. Typical applications include use in generator sets, gas turbines, large engines, and other heavy-duty industrial systems requiring accurate, fast-response signal amplification and control.