L99UDL01集成电路（IC）的全半桥驱动器规格书PDF中文资料

L99UDL01属于集成电路（IC）的全半桥驱动器。由意法半导体集团制造生产的L99UDL01全半桥驱动器器件属于电桥驱动器电源管理集成电路 (PMIC) 系列，包含两个或多个功率晶体管，以及在外部器件控制下将其用作开关所需的电路。这些晶体管通常在内部配置为成对串联连接（称为半桥），因而任意指定晶体管对之间的结点都可以连接至两个电源轨中的任一个。这类器件常用于将控制器件（如微控制器）提供的低电平信号转换为操作执行器（如步进电机或无刷电机）所需的较大功率信号。

特性 Features

 AEC-Q100 qualified

 Six integrated fully protected 0.09  half

bridges

 Integrated half bridges can be fully

independent or paralleled up to three in parallel

 Two levels of standby

– Standby (SPI initiated)

– Sleep (VDD=0 V)

 Very low current consumption in standby

– Only wake-up circuit active

 High level of programmability

– On-time duration

– Direction

– Current level

– Off-state fault detection

 2 external half bridge controllers (using

external N-channel MOSFETs or Smart Power

devices)

 External half bridges protected by drain source

monitoring and off-state fault detection

 2 stage charge pump for low voltage operation

 PWM current regulation up to 25 kHz

 4 MHz 24 bit SPI interface for control and

diagnostics

 Output enable for high security

 High level diagnostics

 10 bit digital current feedback (via SPI) for load

integrity check

 Thermal warning and shutdown protection

 Reverse battery protection using an external 

N-Ch MOSFET.

 TQFP64L exposed pad package