Motor Drivers
Products (52)
VNH7100BASTR - 12A Automotive H-Bridge Driver | STMicroelectronics
The STMicroelectronics VNH7100BASTR is an automotive-grade H-bridge motor driver designed for DC motor control in 12V battery-powered systems. It integrates a dual-channel high-side and low-side driver with a full H-bridge configuration, delivering up to 12A continuous output current. The device operates from a supply voltage range of 4V to 28V, making it suitable for a wide range of automotive and industrial applications. It is housed in a compact 16-pin PowerSSO-16 package with an exposed pad for enhanced thermal performance. An H-bridge motor driver is a power management IC that controls the direction and speed of a DC motor by selectively activating four transistors in a bridge configuration. It is a type of motor driver, which falls under the broader category of power management ICs. The VNH7100BASTR integrates the control logic and power stage, simplifying PCB design and reducing component count compared to discrete implementations. Key features include a low on-resistance of 60 mOhm per switch, which minimizes power dissipation and improves efficiency. The device supports PWM control up to 20 kHz, enabling precise speed regulation. It includes comprehensive protection features such as undervoltage lockout, overvoltage clamp, thermal shutdown, and load current limitation. The VNH7100BASTR also features a diagnostic output that reports fault conditions, enhancing system reliability. The VNH7100BASTR uses STMicroelectronics' VIPower M0 technology, which integrates the control logic and power stage on a single die. This architecture provides robust performance in harsh automotive environments, with an operating temperature range of -40°C to +150°C. The device is AEC-Q100 qualified, ensuring reliability for automotive applications. Typical applications include automotive DC motor control for power windows, mirrors, seat adjusters, and HVAC actuators. It is also suitable for industrial automation, robotics, and other battery-powered motor control systems. The wide supply voltage range and high current capability make it a versatile choice for various motor control applications. When designing with this device, ensure adequate PCB copper area for heat dissipation, especially at high currents. The exposed pad should be soldered to a thermal via array to improve thermal performance. Additionally, place a 100nF ceramic capacitor close to the supply pins for decoupling. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the STMicroelectronics datasheet, providing engineers with a comprehensive resource for selecting and implementing the VNH7100BASTR.
VNH9030AQ - 30A Automotive H-Bridge Motor Driver | STMicroelectronics
The STMicroelectronics VNH9030AQ is a fully integrated H-bridge motor driver designed for automotive and industrial DC motor control applications. It delivers a continuous output current of 30A and operates from a supply voltage range of 4V to 28V, making it suitable for a wide variety of brushed DC motor loads. The device is housed in a 32-pin VFQFPN (5x5 mm) package with an exposed pad for enhanced thermal performance. An H-bridge motor driver is a power management IC that allows bidirectional control of a DC motor by selectively enabling four power transistors in a bridge configuration. The VNH9030AQ integrates the power stage, gate drivers, and protection circuitry in a single package, simplifying PCB design and reducing component count compared to discrete implementations. This integration places the VNH9030AQ within the power management IC hierarchy, specifically under motor drivers, which are essential for automotive systems such as power windows, seat adjustment, and cooling fans. Key features of the VNH9030AQ include a low on-resistance of 25 mOhm per switch, which minimizes power dissipation and improves efficiency. The device provides a PWM frequency range up to 20 kHz, enabling precise speed control with minimal audible noise. It also includes comprehensive protection features such as undervoltage lockout, overcurrent protection, thermal shutdown, and a diagnostic output for fault reporting. These features ensure robust operation in harsh automotive environments. The VNH9030AQ utilizes STMicroelectronics' VIPower M0 technology, which integrates the control logic and power MOSFETs on a single die. This architecture reduces parasitic inductance and improves switching performance. The device supports both parallel and bridge operating modes, offering flexibility for different motor control topologies. The integrated current sense output provides real-time motor current monitoring, enabling closed-loop control algorithms. Typical applications include automotive body control modules, DC motor drivers for power seats, window lifts, and HVAC actuators, as well as industrial automation and robotics. The wide supply voltage range and high current capability make it suitable for both 12V and 24V systems. In automotive applications, the VNH9030AQ can be directly interfaced with a microcontroller via its standard logic-level inputs, simplifying system design. When designing with the VNH9030AQ, ensure adequate PCB copper area for thermal dissipation, as the device can dissipate significant power at high currents. The exposed pad must be soldered to a thermal via array to maintain junction temperature within safe limits. Additionally, place a 100nF ceramic capacitor close to the supply pins to suppress high-frequency noise and a bulk electrolytic capacitor to handle current transients.
VNHD7012AY - Automotive H-Bridge Motor Driver | STMicroelectronics
The VNHD7012AY is an automotive-grade H-bridge motor driver from STMicroelectronics, designed for driving DC motors in 12V and 24V automotive systems. It integrates a fully protected dual high-side driver and the drivers and protections for two external power MOSFETs in a low-side configuration, enabling a complete H-bridge with minimal external components. The device is housed in a 36-lead PowerSSO-36 package with an exposed pad for enhanced thermal dissipation. An H-bridge motor driver is a power management IC that controls the direction and speed of a DC motor by selectively switching four transistors in an 'H' configuration. It is a critical component in automotive systems such as power windows, seat adjusters, steering column actuators, and HVAC actuators. The VNHD7012AY belongs to the VIPower M0-7 family, which combines a true PowerMOSFET with intelligent signal and protection circuitry on a single die, simplifying design and improving reliability. Key features include a wide operating voltage range of 4V to 28V, a maximum output current of 38A (as referenced in the EV-VNHD7012AY reference design), and a low ON-state resistance that minimizes power dissipation. The device provides comprehensive protection including load current limitation, overtemperature shutdown, overvoltage clamp, and loss of ground protection. It also features a PWM input for speed control and a diagnostic output for fault detection. The VNHD7012AY uses STMicroelectronics' proprietary VIPower technology, which integrates a vertical power MOSFET with intelligent control circuitry. This architecture enables efficient switching, low quiescent current, and robust protection against automotive transients. The PowerSSO-36 package, with its exposed pad, provides a thermal resistance suitable for high-current applications when properly connected to a PCB copper area. Typical applications include automotive DC motor driving for power windows, sunroofs, seat adjustment, steering column tilt/telescope, and HVAC actuators. The device is also suitable for industrial DC motor control where 12V or 24V supplies are used. Its high current capability and protection features make it ideal for driving motors that require bidirectional control and PWM speed regulation. When designing with the VNHD7012AY, ensure adequate PCB copper area for thermal management, especially at high output currents. The two external low-side MOSFETs must be selected to match the motor's current and voltage requirements, and proper gate drive connections must be made to the device's gate driver outputs.
VNHD7012AYTR - 28V, 12A H-Bridge Motor Driver | STMicroelectronics
The STMicroelectronics VNHD7012AYTR is a monolithic H-bridge motor driver designed for automotive and industrial DC motor control applications. It integrates two half-bridges with a maximum continuous output current of 12A per channel and supports an operating supply voltage range of 4V to 28V. The device is housed in a 36-pin PowerSSO-36 package with exposed thermal pad, enabling efficient heat dissipation in high-current applications. An H-bridge motor driver is a power management IC that controls the direction and speed of a DC motor by selectively turning on four transistors in an H-shaped configuration. It is a type of motor driver, which falls under the broader category of power management ICs. The VNHD7012AYTR integrates the power stage, gate drivers, and protection features, simplifying the design of bidirectional motor control systems. Key features include a low ON-resistance of 25 mOhm per channel, which minimizes power losses and heat generation. The device provides PWM control up to 20 kHz, enabling precise speed regulation. It includes comprehensive protection features such as undervoltage lockout, overvoltage clamp, overcurrent protection, and thermal shutdown, ensuring robust operation in harsh environments. The logic inputs are 3.3V and 5V compatible, allowing direct interface with microcontrollers. The VNHD7012AYTR uses a high-side and low-side driver architecture with integrated bootstrap diodes for the high-side gate drive. It features a current sense output that provides a proportional current signal for closed-loop control. The device is AEC-Q100 qualified, making it suitable for automotive applications. Its PowerSSO-36 package offers a thermal resistance of 30 C/W, allowing operation at high currents with proper PCB copper area. Typical applications include automotive power windows, sunroofs, seat adjustment, and industrial DC motor control. The device's wide voltage range and high current capability make it ideal for driving brushed DC motors in body control modules and industrial actuators. When designing with this device, ensure adequate PCB copper area for thermal management, especially at high output currents. The current sense pin should be connected to a low-value sense resistor for accurate current monitoring. Proper decoupling capacitors on the supply pins are essential to minimize voltage transients during switching.