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Rohm Group

Motor / Actuator Drivers

ROHM offers a broad portfolio of motor drivers and actuator drivers, including drivers for DC Brush Motor, Stepping Motor, 3 Phase Brushless Motor, Fan Motor, ODD, Printer, Digital Still Camera, Mobile Phone Module.

DC Brush Motor (49)

ROHM DC brush motor driver ICs are reversible drivers that drive brush motors via H-bridge and incorporate PWM, brake, and forward/reverse modes. A large lineup is available featuring both high efficiency and reliability, in a range of voltages, currents, pin configurations, and package types.

Stepper Motor (45)

ROHM's broad lineup of stepper motor drivers, available in different voltages, currents, pin configurations, and interfaces, are high efficiency, high reliability drivers ideal for separate CLK-IN/PARA-IN or switching from unipolar to bipolar via pulse motor.

Single Phase Brushless DC Motor (35)

ROHM 's single phase brushless DC motor driver is compatible with various driving methods and control technologies required for silence and high efficiency, making it ideal for fan motors. We have wide range of lineup including voltage and current.

3 Phase Brushless DC Motor (23)

Rohm's three-phase brushless DC motor driver IC is compatible with motor / sensorless motor with hall sensor. The conduction angle is 120 degrees, 150 degrees, 180 degrees (sinusoidal wave drive) correspondence. As a high-efficiency, high-reliability driver, ROHM offers a wide range of line-ups including paper feeding, polygon mirror, fan motor, ODD and so on.

High Voltage 3 Phase Brushless DC Motor (9)

ROHM 's high - voltage three - phase brushless DC motor driver is compatible with Hall - sensor equipped motors. The voltage range is 250 V / 600 V withstand voltage, the conduction angle is 120 °, 150 °, 180 ° (sinusoidal wave drive), current is available from 1.5 A to 2.5 A wide range of lineups are available. Ideal for household appliances such as air conditioners and air purifiers, fan motor for residential equipment.

Fan Motor

ROHM fan motor drivers feature high power, high efficiency MOS output drive for minimal electromagnetic noise, and integrate multiple protection circuits. Ideal for driving fans in PCs, commercial equipment, and communication/industrial devices.

ODD (10)

ROHM optical disk motor driver ICs are available in sensor and sensorless configurations, ensuring compatibility with a variety of motors, including spindle motors, stepper motors, actuators, and loading motors, covering a range of CD, DVD, and Blu-ray applications, from PCs to car audio. Features include high efficiency and high reliability.

Printer (5)

ROHM high efficiency, high reliability printer motor drivers integrate a number of technologies based on sine-wave-drive 3-phase brushless motor drivers, including DC motor

Digital Still Camera (16)

ROHM lens drivers for digital cameras support a variety of requirements for both compact and SLR cameras. A broad lineup of compact drivers is offered, from high current, high voltage single channel types featuring high-speed switching to multichannel models that can simultaneously drive DC and voice coil motors.

Mobile Phone Module (18)

ROHM drivers for portable cameras provide low power consumption, high-speed, low-noise drive optimized for a variety of specifications for actuators and portable cameras.