LV8805SV

BI -CMOS LSI PC和服务器风扇电机驱动器 Bi-CMOS LSI PC and Server Fan Motor Driver

is a 3-phase sensorless motor driver IC. 3-phase driver allows low power consumption and low vibration. And Hall sensorless drive allows reduction of the size of a motor system. This IC is suitable for use in products which require high reliability and long life such as server fan and refrigerator fan.

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Direct PWM three-phase sensorless motor driver

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Easy Manufacturing

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Built-in current limit circuit Operates when RF resistance is 0.25Ω and Io=1A

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Current Protection

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Built-in lock protection and auto-recovery circuit

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Destruction protection

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Built-in TSD thermal shutdown circuit

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Thermal Protection

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Direct PWM signal input for speed control PWMIN pin

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High Efficiency

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Soft-Booting

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Stability at booting

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Soft-Switching

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Silent

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Built-in Beat Lock Protection

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Beat Lock Protection

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1chip Driver

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Easy Manufacturing

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NchDMOS output transistor

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FG rotation count output signal pin / RD lock detection output signal pin

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Motor startup with soft-start SOFTST pin

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12V-system Vccmax=16V

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