MS6714 4 Stereo Inputs And 1 Stereo Output Volume Tone Balance Loudness And Selectable Input Gain

Description: The MSK4204RH is a radiation-hardened complete H-Bridge microcircuit designed for use in DC brushed motor control applications or Class D switch-mode amplification in space or other harsh operating environments. The internal components have been selected to withstand a total dose of up to 300K RAD for military and space applications. All drive/control circuitry for the low-side and high-side switches is integrated within the device. The PWM circuitry is also internal, allowing the user to provide only an analog signal for motor speed and direction, or an audio signal for switch-mode audio amplification. If a 100% duty cycle is required, access to the high-side bias is provided. With the addition of two isolated power supplies, a 100% duty cycle is achievable. The MSK4204RH is packaged in a space-efficient isolated power package, available in three lead form configurations that can be directly connected to a heatsink.

The MSK4204RH microcircuit features an H-Bridge configuration, which allows for bidirectional control of DC brushed motors. This configuration is essential for applications requiring precise motor control, such as robotics or aerospace systems, where directional control is critical. The device's radiation-hardened design ensures reliability in environments subject to high levels of radiation, making it suitable for space missions and military operations.

The internal drive circuitry simplifies the design process, reducing the need for external components and minimizing the overall footprint of the application circuit. The integration of PWM circuitry allows for efficient motor speed control, enabling smooth operation across various load conditions. Users can easily interface the device with analog control signals, which can be generated by microcontrollers or other control systems, facilitating seamless integration into existing designs.

The provision for a 100% duty cycle is particularly noteworthy, as it allows for continuous operation of the motor without interruption. This capability is crucial in applications where sustained performance is required, such as in electric propulsion systems. The requirement for two isolated power supplies further enhances the flexibility of the MSK4204RH, allowing for tailored power management strategies based on specific application needs.

The packaging of the MSK4204RH in a space-efficient isolated power package aids in thermal management, as it can be directly connected to a heatsink. This feature is vital in maintaining optimal operating temperatures, especially in high-power applications. The availability of three lead form configurations provides versatility in mounting options, accommodating various design constraints and layout preferences.

Overall, the MSK4204RH is a robust solution for applications demanding high reliability and performance in challenging environments, combining advanced features with a user-friendly design approach.The MSK4204RH is a radiation hardened complete H-Bridge microcircuit intended for use in DC brushed Motor Control applications or Class D switchmode amplification in space or other severe operating environments. The internal compo- nents have been selected to provide total dose up to 300K RAD for military and space applications.

All of the drive/c ontrol circuitry for the lowside and highside switches are internal to the device. The PWM circuitry is internal as well, leaving the user to only provide an Analog signal for the motor speed/direction, or Audio signal for switchmode Audio amplification. If 100% duty cycle is required, access to the high-side bias has been provided. With the addition of two isolated power supplies 100% duty cycle is possible. The MSK4204RH is packaged in a space efficient isolated power package, available in three lead form configurations that CAN be directly connected to a heatsink.

By M. S Kennedy