LV8805SV-TLM-H
数据手册.pdf3相无刷风扇马达驱动器不带传感器
LV8805SV 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.
Features | | Benefits
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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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