NCV7728中文资料六路半桥驱动器数据手册ONSEMI规格书

描述 Description

The NCV7728 is a Hex Half-Bridge Driver with protection features designed specifically for automotive and industrial motion control applications. The NCV7728 has independent controls and diagnostics. The device can be operated in forward, reverse, brake, and high impedance states. The drivers are controlled via a 16 bit SPI interface and are daisy chain compatible.

特性 Features

• Low Quiescent Current Sleep Mode
• Half-bridge Connected High-side & Low-side Driver Configuration
• Integrated High and Low-side Freewheeling Protection
• 0.55 A Peak Current
• RDS(on) = 1 Ω (typ.)
• 5 MHz SPI Control
• Compliance with 5 V and 3.3 V Systems
• Undervoltage & Overvoltage Lockout
• Discriminated Fault Reporting
• Overcurrent Protection
• Overtemperature Protection
• High-side and Low-side Underload Detection
• Daisy Chain Compatible with Multiples of 8-bit Devices
• 16-bit Frame Detection

应用 Application

• Automotive
• Industrial
• DC Motor Management for HVAC Application

简介

NCV7728属于集成电路（IC）的全半桥驱动器。由制造生产的NCV7728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。