Toshiba TB6600HG Bipolar Stepper Motor Driver IC, 4.5 A
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Prices updated: 13 Oct 2026
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About this product
The TB6600HG is a single-chip bipolar stepper motor driver IC from Toshiba. It uses PWM chopper control with sinusoidal microstepping to drive two-phase bipolar stepper motors smoothly and with low vibration. It supports an operating output current of up to 4.5 A and includes thermal shutdown and under-voltage lockout protection.
Specifications
- Motor type
- Bipolar 2-phase stepper
- Output current
- 4.5 A max operating (5.0 A peak within 100 ms)
- Output withstand voltage
- 50 V
- On-resistance
- 0.4 Ω typical
- Protection
- Thermal shutdown, under-voltage lockout
- Stepping mode
- Sinusoidal microstep, PWM chopper
Frequently asked questions
Is the TB6600HG a ready-to-use module?
No. It is a bare driver IC and needs a PCB with supporting components. For a ready-made board, look for a driver module built around this chip.
Which motors can it drive?
It is designed for two-phase bipolar stepper motors, with an operating output current of up to 4.5 A.
