The low-cost BLDC motors feature a wide selection range for power, speed, torque and size.
廉价的BLDC电机突出电力，速度，转矩和规模的广泛选择范围等特点。
Four PWM modes used in the brushless DC motor control system are introduced and their different influences on the commutation torque ripple of BLDC motors are analyzed in detail.
介绍了无刷直流电机控制系统中的四种PWM调制方式，详细分析了四种不同的调制方式对无刷直流电机换相转矩脉动的影响。
Weighing in at under 2 oz, the new amplifier is able to provide a broad supply voltage range, which makes the driver capable of controlling the smaller 13mm BLDC motors to the larger 30mm motors.
不足二盎司的自重，新的放大器却能够提供了广泛的电源电压范围，从而能驱动和控制规模在13毫米到30毫米的无刷直流电动机。
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