The Toshiba TB6674PG is a versatile and efficient driver designed for controlling two-phase bipolar stepping motors. It integrates two bridge drivers into a single chip, offering a streamlined solution for motor control applications. This driver is compatible with the TA7774 series, sharing the same package and pin assignments, which makes it a suitable substitute in existing designs. Notably, the TB6674PG supports power-saving and standby operations, with a low typical current consumption of just 20 μA, making it ideal for energy-efficient applications. Additionally, it includes a punch-through current restriction circuit to enhance system reliability and minimize noise, alongside TTL-compatible inputs for easy integration with various systems.
The TB6674PG exhibits a robust driving capability, supporting up to 350 mA in start mode and offering multiple enable options. It features a compact package with options including DIP16, HSOP16, and SSOP16, ensuring flexibility in design. The device is built on a BiCD0.6 process, rated up to 30 V, and includes several protective features such as over-current shutdown, thermal shutdown, and undervoltage lockout circuits. These features, combined with a built-in pull-down resistance of 250 kΩ for input terminals, ensure reliable and stable performance in demanding environments. Available from Nantian Electronics, this component comes with comprehensive documentation and competitive pricing, making it a reliable choice for your electronic projects.
