面向汽车应用的多通道（3通道）PMIC——3个LVBUCK，符合ASIL B/D安全等级

PF5123 试生产
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PF5123恩智浦多通道PMIC器件，适用于汽车安全应用和工业应用。PF5123高度可配置，适合与其他器件配套使用，可满足各种系统级电源需求。

内置电压监测电路确保符合ISO26262标准，功能安全达到ASIL B/ASIL D级。PF5123也可作为标准的非安全器件，适用于不需要符合ISO 26262标准的应用。

PF5123适用于需要多电源的应用，包括信息娱乐系统、ADAS、视觉和雷达，可以与恩智浦PMIC和SBC(如FS8x系列)等结合使用。

框图

面向汽车应用的多通道（3通道）PMIC：3个LVBUCK，符合ASIL B/D安全等级

PF5123 Functional Block Diagram
获取框图PDF

特性

主要特性

  • 3个LVBUCK转换器，高达3.5A
  • 28引脚4.5 x 4.5 FC-QFN封装
  • 支持MCU，用于常规PMIC、PoL。
  • I²C接口和输入控制

系统特性

  • OTP（一次性编程）存储器，可用于灵活的器件配置
  • 高速I²C接口(3.4MHz)
  • PGOOD监测电路
  • 外部时钟同步
  • 扩频频谱
  • 多PMIC同步总线
  • 输出电流(A)3.5
  • 3个降压稳压器
  • 不适用低压差线性稳压器(LDO)

监测电路以达到ASIL D安全等级

  • 符合ASIL D安全等级的独立电路
  • 带可编程故障保护的电压监测
  • 看门狗（简单窗口和问答窗口）
  • I²C CRC和写保护机制
  • 模拟内置自测(ABIST)
  • 逻辑内置自测(LBIST)

可编程

  • 电源、排序和特定功能可由一次性可编程(OTP)存储器进行编程
  • 在开发阶段，可以使用评估板对定制的OTP部件进行编程
  • 可以提供定制OTP进行生产。请联系恩智浦销售渠道（恩智浦或代理商）
  • 可以使用GUI工具创建定制OTP
N true 0 PSPPF5123zh 2 产品简介 Product Brief t532 1 白皮书 White Paper t530 1 zh zh zh 产品简介 Product Brief 1 1 1.1 English The PF5123 integrates multiple high-performance buck regulators. It can operate as a standalone point-of-load regulator IC, or as a companion chip to a larger PMIC. 1673449350026708917535 PSP 257.9 KB None None documents None 1673449350026708917535 /docs/en/product-brief/PB_PF5123.pdf 257906 /docs/en/product-brief/PB_PF5123.pdf PB_PF5123 documents N N 2023-01-11 PF5123, Power Management Integrated Circuit (PMIC) for High-Performance Applications Product Brief /docs/en/product-brief/PB_PF5123.pdf /docs/en/product-brief/PB_PF5123.pdf Product Brief N 899114358132306053 2025-02-25 pdf N en Dec 21, 2023 899114358132306053 Product Brief Y N PF5123, Power Management Integrated Circuit (PMIC) for High-Performance Applications Product Brief 白皮书 White Paper 1 2 0 English While entirely invisible to the driver, the software-defined vehicle’s power architecture, orchestrated through System Basis Chips (SBCs) and/or Power Management Integrated Circuits (PMICs), is fundamental. The power supply for every component poses sophisticated challenges which require equally sophisticated solutions. 1718053785186698755373 PSP 212.9 KB Registration without Disclaimer None documents Extended 1718053785186698755373 /secured/assets/documents/en/white-paper/PMICWPA4.pdf 212885 /secured/assets/documents/en/white-paper/PMICWPA4.pdf PMICWPA4 documents Y N 2024-06-10 Powering the Ambition of Software-Defined Vehicles White Paper /secured/assets/documents/en/white-paper/PMICWPA4.pdf https://www.nxp.com/webapp/Download?colCode=PMICWPA4&docLang=en White Paper N 918633085541740938 2025-02-19 en Jun 10, 2024 918633085541740938 White Paper Y N Powering the Ambition of Software-Defined Vehicles White Paper 0 Chinese 软件定义汽车的电源架构由系统基础芯片(SBC)和/或电源管理集成电路(PMIC)进行管理，尽管驾驶员看不见，但电源架构不可或缺。每个组件的电源都构成了复杂的挑战，需要同样复杂的解决方案。 1718053785186698755373zh PSP 212.9 KB Registration without Disclaimer None documents Extended 1718053785186698755373 /secured/assets/documents/zh/white-paper/PMICWPA4.pdf 212885 /secured/assets/documents/zh/white-paper/PMICWPA4.pdf PMICWPA4 documents Y N 2024-06-10 Powering the Ambition of Software-Defined Vehicles White Paper /webapp/Download?colCode=PMICWPA4&lang_cd=zh /secured/assets/documents/zh/white-paper/PMICWPA4.pdf White Paper N 918633085541740938 2025-02-19 pdf Y zh Jun 10, 2024 918633085541740938 White Paper Y N 驱动软件定义汽车 false 0 PF5123 downloads zh-Hans true 1 Y PSP Y Y 产品简介 1 /docs/en/product-brief/PB_PF5123.pdf 2023-01-11 1673449350026708917535 PSP 1 Dec 21, 2023 Product Brief The PF5123 integrates multiple high-performance buck regulators. It can operate as a standalone point-of-load regulator IC, or as a companion chip to a larger PMIC. None /docs/en/product-brief/PB_PF5123.pdf English documents 257906 None 899114358132306053 2025-02-25 N /docs/en/product-brief/PB_PF5123.pdf PF5123, Power Management Integrated Circuit (PMIC) for High-Performance Applications Product Brief /docs/en/product-brief/PB_PF5123.pdf documents 899114358132306053 Product Brief N en None Y pdf 1.1 N N PF5123, Power Management Integrated Circuit (PMIC) for High-Performance Applications Product Brief 257.9 KB PB_PF5123 N 1673449350026708917535 白皮书 1 /secured/assets/documents/zh/white-paper/PMICWPA4.pdf 2024-06-10 1718053785186698755373zh PSP 2 Jun 10, 2024 White Paper 软件定义汽车的电源架构由系统基础芯片(SBC)和/或电源管理集成电路(PMIC)进行管理，尽管驾驶员看不见，但电源架构不可或缺。每个组件的电源都构成了复杂的挑战，需要同样复杂的解决方案。 Registration without Disclaimer /secured/assets/documents/zh/white-paper/PMICWPA4.pdf Chinese documents 212885 None 918633085541740938 2025-02-19 Y /webapp/Download?colCode=PMICWPA4&lang_cd=zh 驱动软件定义汽车 /secured/assets/documents/zh/white-paper/PMICWPA4.pdf documents 918633085541740938 White Paper N zh Extended Y pdf 0 Y N Powering the Ambition of Software-Defined Vehicles White Paper 212.9 KB PMICWPA4 N 1718053785186698755373 true Y Products

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