L9779WD-SPI数据手册集成电路（IC）的电源管理-专用规格书PDF

描述 Description

The L9779WD-SPI is an integrated circuit designed for automotive environment and implemented in BCD6S technology.

It is conceived to provide all basic functions for standard engine management control units.

It is assembled in the HiQUAD-64 power package.

特性 Features

• 5 V logic regulator
• 3.3 V logic regulator
• 5 V tracking sensor supply
• Smart reset function
• Power latch with Secure Engine Off (SEO) functionality, to safely complete driver switch off procedure
• Flying wheel interface function (VRS) with adaptive time and amplitude control
• Protected low-side relay driver
•OUT13 to 18, MRD
• Protected low-side (injector drivers)
•OUT1 to 4
• Protected low-side (high current)
•OUT5, 6, 7
• Protected low-side (low current)
•OUT20
• IGBT pre-drivers (IGN1 to 4) with parallel input
• Parallel input IN1 to IN7 to drive OUT1 to OUT7
• Configurable power stages CPS
•Stepper motor driver/ high-side - low-side (OUTA to D)
• Thermal warning and shutdown
• Serial interface
•SPI 16-bit frame
•ISO9141 interface (K-Line)
• High speed CAN transceiver
• VDA 2.0 compliance with 3 level Watchdog
• Package: HiQUAD-64

简介

L9779WD-SPI属于集成电路（IC）的电源管理-专用。由制造生产的L9779WD-SPI电源管理 - 专用专用型电源管理集成电路 (PMIC) 用于电源的控制或操作，适合特定或小范围的目标应用，例如汽车气囊管理、电容器组平衡、AC 公共电力监控、存储器总线端接、接地故障检测、能量收集、小型引擎管理、处理器或芯片集专用电压调节、负载突降保护、触觉驱动器、热电制冷器控制等。