VN920DB5-E

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VN920DB5-E is one of the power management integrated circuit (PMIC) products part of the rich portfolio provided by STMicroelectronics. This family of products is highly integrated and cost competitive switch-mode power distributors, load drivers and motor controllers ideal for automotive and motor control applications.

The VN920DB5-E PMIC series devices are specifically built for motor control in automotive and industrial applications. This family is based on the STMicroelectronics’ STe920 technology. This series of ICs feature high-current MOSFET switch with PWM control mode ICs to drive two DC brushed motors. This technology is designed to be used in the automotive and industrial markets through the implementation of proprietary technologies such as TurboBOOST, fault tolerant protection and embedded diagnostics.

The VN920DB5-E PMIC series family is specifically suited for automotive and off-highway vehicles, power tools and motor control applications. It includes flash overload protection that gives the utmost safety to the system and its components. Autonomous diagnostics allow the device to detect any system fault. The MCU interface is also provided to perform essential protection functions.

The VN920DB5-E PMIC series family automates active PFC controllers and RFP synchronization through the implementation of proprietary technologies such as InstantOff/On, low profile Eddy-current controller and precharge loop. This ensures the highest efficiency and longest life for motors and at the same time provides superior system performance. The TurboBOOST technology quickly extends the device’s power capability to its maximum voltage limits and enables the device to quickly re-organize the charge levels of the motor’s capacitors.

The VN920DB5-E PMIC series family also provides a comprehensive power supply protection system. This system helps protect the motor and its components from any current/voltage over/under-load conditions, momentary power surges and spikes, voltage drops and noise interference. Additionally, the device includes diagnostic features such as thermal monitoring, brown-out reset and activity monitoring.

The VN920DB5-E PMIC series family has a wide operating temperature range, superior power dissipation and power protection. It is also equipped with low-power-mode and current limit protection that prevent motor and motor controller burnouts due to the external power source. Additionally, the device features a comprehensive and flexible operating system for motion control and extended operating temperature range.

The working principle of the VN920DB5-E PMIC series family is based on the STMicroelectronics’ STe920 technology. This series of ICs utilizes high-current MOSFET switches and PWM control modes to drive two DC brushed motors. Additionally, the devices feature a proprietary TurboBOOST technology, which quickly extends the device’s power capability to its maximum voltage limits and enables the device to quickly re-organize the charge levels of the motor’s capacitors. Additionally, the device includes automated active PFC controllers and RFP synchronization and motor protection features such as flash overload protection, fault tolerant protection, activity monitoring, and thermal monitoring.

In conclusion, the VN920DB5-E PMIC series family is an advanced power management integrated circuit (PMIC) product specifically designed for motor control in automotive and industrial applications. It provides superior system performance, high-current MOSFET switches with PWM control mode ICs to drive two DC brushed motors and a comprehensive and flexible operating system for motion control. This series of ICs utilizes the proprietary STMicroelectronics’ STe920 technology for increased efficiency, safety and performance.

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