LV8729V-TLM-H

恒定电流控制PWM步进电机驱动器

The LV8729V is a PWM current-controlled micro step bipolar stepper motor driver. This driver can do eight ways of micro step resolution of 1/128 step from Full step, and can drive simply by the CLK input.

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Output on-resistance upper side : 0.35Ω ; lower side : 0.3Ω ; total of upper and lower : 0.65 ; Ta = 25°C, IO = 1.8A

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Low Consumption

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2-phase, 1-2 phase, W1-2 phase, 2W1-2 phase, 4W1-2 phase, 8W1-2 phase, 16W1-2 phase, 32W1-2 phase excitation are selectable.

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Various Step Adjustment Available, Low vibration, Silent drive are possible

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Over current protection circuit.

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Current protection

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Thermal shutdown circuit.

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Thermal protection

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Single-channel PWM current control stepper motor driver.

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BiCDMOS process IC.

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Advance the excitation step with the only step signal input.

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Available forward reverse control.

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Input pull down resistance

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With reset pin and enable pin

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