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TMP821技术文档下载：
TMP821 - 产品图解：
TMP821 - 二相半波电机前置驱动器
TMP821是TI公司的一款外围驱动器和传动器产品，TMP821是二相半波电机前置驱动器，本页介绍了TMP821的产品说明、应用、特性等，并给出了与TMP821相关的TI元器件型号供参考。
TMP821 - 二相半波电机前置驱动器 - 外围驱动器和传动器 - 其它接口 - TI公司（Texas Instruments，德州仪器）
产品描述
The TMP821 device is a two-phase half-wave motor predriver that is suited for fan motors, which has winding in push-pull configuration. It uses differential hall effect sensors for commutation signals for two of the switches in power circuit. The device has a very small pin count, making it very simple to use.
产品特性
- Built-In Lock Detection and Rotational Speed Sensing Mechanisms
- Compact 8-Pin Package Reduces Number of External Components Required
- Automatic Restart When Motor Lock Is Undone
- Hall Amplifier Inputs Have Hysteresis
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