LB1876-TLM-E

芯片, 电机驱动器, 3相, 无刷电机, HSOP-36

The LB1876 is a driver for polygon mirror motors such as used in laser printers and similar equipment. It incorporates all necessary circuitry speed control + driver on a single chip. Direct PWM drive enables drive with low power loss.

Features

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3-phase bipolar drive

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Direct PWM drive technique

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Built-in lower side output diode

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Output current limiter

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Reference clock input circuit FG frequency equivalent

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PLL speed control circuit

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Phase lock detector output with masking function

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Built-in protection circuitry includes current limiter, restraint protection, overheat protection, low-voltage protection, etc.

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Brake method switching circuit free-run or reverse torque

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5V regulator output

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Power save function