STMicroelectronics STDRIVE102BH/H Triple Half-Bridge Gate Drivers

Introduction

The STMicroelectronics STDRIVE102BH/H is a highly efficient triple half-bridge gate driver designed specifically for 3-phase brushless motor applications. With its advanced features and low power consumption, it is an ideal choice for various battery-operated devices.

Part Description

The STDRIVE102BH/H gate driver operates within a voltage range of 6V to 50V and is capable of driving high-side and low-side N-channel MOSFETs. It boasts programmable current capabilities, providing up to 1A source current and 2A sink current. The device includes essential protections such as undervoltage lockout (UVLO), thermal shutdown, and VDS monitoring, ensuring robust operation and safety. Its efficient standby mode reduces current consumption to less than 50nA when inactive, making it particularly suitable for battery-powered applications. Additionally, the STDRIVE102BH/H features flexible power management options, including dual LDO regulators and a charge pump for 100% duty cycle operation.

Applications

• Battery-supplied power tools
• Portable vacuum cleaners
• E-bikes
• Industrial automation
• Robotics
• Pumps and fans

Industries

• Consumer electronics
• Automotive
• Industrial automation
• Robotics
• Home appliances

Usage Ideas

1. Power Tool Development: Create a battery-operated power tool that utilizes the STDRIVE102BH/H to efficiently drive a brushless motor, ensuring long battery life and high performance.
2. E-bike Controller: Design an electronic controller for an e-bike that leverages the gate driver’s features for smooth motor operation and energy efficiency.
3. Robotic Arm: Build a robotic arm that employs multiple STDRIVE102BH/H drivers to control the motors, allowing for precise movements and enhanced functionality in industrial automation tasks.

Conclusion

The STMicroelectronics STDRIVE102BH/H Triple Half-Bridge Gate Drivers are a versatile and efficient solution for driving 3-phase brushless motors in various applications. With its robust features and low power consumption, it stands out as an excellent choice for both consumer and industrial applications. Whether in power tools, e-bikes, or robotics, this gate driver is designed to meet the demands of modern electronic systems.