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48V 系统

Why Upgrade to 48V? Overcoming the Limitations of 12V Power

The shift to a 48V architecture offers fundamental advantages for any high-power design. By directly addressing the core engineering challenges of power loss, thermal management, and system cost, 48V systems enable a new level of efficiency and performance.
产品 说明
  ACS37220 采用 QFN 封装的低电阻、高功率密度 200A 电流传感器
  ACS72981 具有 200 μΩ 电流导体基于霍尔效应的高精度线性电流传感器 IC
  ACS71240 经济高效的分流替代霍尔电流传感器
产品 说明
  AHV85000 具有 Power-Thru 集成隔离偏置电源的 GaN FET 隔离栅极驱动器芯片组的初级侧
  AHV85040 具有 Power-Thru 集成隔离偏置电源的 GaN FET 隔离栅极驱动器芯片组的次级侧
  AHV85110 集成隔离偏置电源的自供电单通道隔离式 GaNFET 栅极驱动器
  AHV85111 具有稳压双极输出驱动的自供电单通道隔离式 GaNFET 栅极驱动器
产品 说明
  AMT49100 具有 3 个 LS 电流检测放大器的 80V 汽车三相 MOSFET 驱动器
  AMT49101 具有 2 个 LS 电流检测放大器和微处理器线性稳压器的 80V 汽车三相 MOSFET 驱动器
  AMT49502 具有单个 LS 电流检测放大器的 80V 半桥 MOSFET 栅极驱动器
  A89500 适用于分布式 EPS/制动系统的 100V 半桥,超小型封装
  A89503 用于串联负载的半桥栅极驱动器,具有单个 LS 电流检测放大器
  A89103 用于反向断开电池的固态 3 相电机相位隔离器,2 个额外通道

Why Leading Engineers Choose Allegro

Our solutions aren't just 48V-tolerant; they are 48V-optimized. We deliver performance and robustness that adapted 12V components simply cannot match.
100V+ High-Voltage Headroom

100V+ High-Voltage Headroom

Our SG8 technology features a 122V breakdown voltage, providing the critical headroom to withstand harsh 70V-80V transients and ensuring your designs survive the most rigorous transient immunity tests.
Integrated Power-Thru Technology

Integrated Power-Thru Technology

Our Power-Thru solutions slash PCB footprint by 50% and reduce EMI, enabling higher power density in the most constrained designs.
Certified ASIL D & Grade 0 Reliability

Certified ASIL D & Grade 0 Reliability

Combined with ISO-26262-compliant development, we provide the integrated diagnostics required for ASIL D system certification.

Powering Electrification and Autonomy

Allegro’s 48V-ready sensors and power ICs are the building blocks for the next generation of automotive and industrial systems.
  

48V Portfolio

Start Your 48V Design with an Expert

Have a specific challenge or need help selecting the right component? Our team of application experts is ready to support your design.

Documentation & Resources