概览

灵活的输出电流功能是具有各种不同偏斜的现代多核 SoC 解决方案的关键。 P9148 分布式电源单元（DPU）作为 P91E0A PMIC 的附加相运行，可增加解决方案的输出电流。 该器件作为受控电流源工作，完全由主机 PMIC 控制。 多个 P9148 设备可并联使用，为负载提供额外电流。 P91E0A 和 P9148A 之间的高速专有接口提供控制和反馈信息。 该器件可无缝集成到 PMIC 生态系统中，为用户提供了灵活透明的用户体验。 P9148A 专为提供单 5V 电源的系统而设计，具有可选的热限制警告标志、负载电流监控器和相间自动负载平衡等功能。

P9148A - Typical Application Diagram
P9148A - Pinout
P9148A - Typical Application Diagram
P9148A - Pinout
  • 4.5V 至 5.5V 单输入电压范围
  • 输出电压由主机 PMIC 控制（P91E0A）
  • 每个器件/相位高达 6A 的峰值输出电流
  • 2.0MHz 开关频率，内部 PWM 生成
  • 支持自动相位遮蔽、PFM 和 LDO 模式
  • 简单的双线接口，用于与主机 PMIC 交换设备配置、控制和状态信息
  • 通过主机 PMIC 自动检测
  • 无需对 PMIC 进行模拟反馈
  • 热限制警告标志和负载电流监控功能可选
  • 可选自动负载均衡和相间热量重新分配
  • 数字调制和基于 ML 的纠错
  • 工业温度范围：-40 °C 至 +85 °C
  • 3mm × 4mm 12-DFN（NRG12）

文档

= 相关文档
类型 文档标题 日期
数据手册
P9148A Datasheet
登录后下载 PDF 720 KB
手册
Power Products Brochure
PDF 8.73 MB
产品变更通告
PCN# : 220019 Add Alternate Assembly Locations on VFQFPN and FCLGA Packages
PDF 771 KB
应用文档
IDTP914x Layout Guide - Chinese Version
登录后下载 PDF 1017 KB 英语
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设计和开发

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特色文件:
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ECAD 模块

Schematic symbols, PCB footprints, and 3D CAD models from SamacSys can be found by clicking on products in the Product Options table. If a symbol or model isn't available, it can be requested directly from the website.

扩展 ECAD 模块
Diagram of ECAD Models

产品选择

    Processing table
    Pkg. Type
    Lead Count (#)
    Carrier Type
    Temp. Grade
    Pb (Lead) Free
    Moisture Sensitivity Level (MSL)
    购买 / 样片
    器件号
    P9148ANRGI8
    circle有效
    memory
    view_in_ar
    可提供样片
    		 DFN 12 Reel I Yes 1 获取样片,
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