2-Phase Stepper Motor Driver

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HITACHIHitachi Semiconductor

日立日立公司

Stepper Motor Driver

Description\nThe M54640P is a semiconductor IC to drive a stepper motor by the bipolar method. ? Bipolar and constant-current drive\n? Wide current control rage (20 – 800mA)\n? Wide supply voltage drive range (10 – 40V)\n? Built in flywheel diodes\n? Current level can be changed by steps or continuously.\n? Built in a thermal shutdown circuitApplication\n? Printer, FDD, HDD, Fax;

Renesas

瑞薩

Bi-DIRECTIONAL MOTOR DRIVER WITH BRAKE FUNCTION

DESCRIPTION\nThe M54641 is a semiconductor integrated circuit that is capable of directly driving a? smallsize bi-directional motor rotating in? both forward and reverse directions.\n\nFEATURES\n●Wide range of operating voltage (VCC= 4 – 10V,VCC’(max) = 20V)\n●Low output saturation voltage in statio ●Wide range of operating voltage (VCC= 4 – 10V,VCC’(max) = 20V)\n●Low output saturation voltage in stationary motor circuit (large voltage across motors)\n●Built-in clamp diode\n●Provided with output voltage control pin (VZ)\n●Built-in thermal shutdown circuit (Tj(shut) = 120?C standard)APPLICATION\;

MinebeaMitsumi

美蓓亞三美

LAN TRANSCEIVER

MITSUBISHI

三菱電機(jī)