電源管理

瑞薩利用自己豐富的知識產權以及多年的研發和工藝創新經驗,為最新的電子設備增加智能化、移動性及高效率的特色。目前,瑞薩已經開發出技術領先且支持全范圍應用的電源管理芯片,包括電池管理、計算機電源、PMIC、USB、高集成度的智能數字芯片、以及DC/DC轉換器。同時,在電池充電應用領域,瑞薩是無線電源發射器和接收器解決方案的領導者,其中無線電源產品包含業界首個真正的單芯片且具有Qi認證的無線發射器 IC 和業界首款雙模(WPC 和 PMA 兼容)無線電源接收器 IC。

此外,瑞薩的電源產品采用先進的工藝和封裝技術,產品系列涵蓋從低壓到高壓全范圍,以滿足當下各領域對復雜電源系統的設計需求,包括基礎設施建設、移動設備、工業、汽車和航空航天等市場。瑞薩基于精密的模擬IC和多相數字電源技術,能夠提供更高效率、高可靠性、一致性良好的工業級電源管理芯片解決方案。

Cost vs. Complexity Tradeoffs of Power Management Parts

Cost Complexity Topology Legend Description
$ star Linear regulators (LDO) Single and multi output linear regulators/LDOs
$$ starstar Buck Regulators (Integrated FETs) Single and multi output buck regulators with controller, driver and power FETs in one package
$$ starstar Buck-boost Regulators (Integrated FETs) Single and multi output buck-boost regulators with controller, driver and power FETs in one package
$$ starstar Boost Regulators (Integrated FETs) Single and multi output boost regulators with controller, driver and power FETs in one package
$$$$$ star Power Modules (Integrated Inductor & FETs) Fully integrated buck module with controller, driver, power FETs and inductor in one package
$$ starstarstarstar Buck Controllers (External FETs) Single and multiple output buck controllers with and without drivers on board
$$$ starstarstarstarstar Analog Multiphase DC/DC Switching Controllers Multiple phase buck controllers with and without drivers on board
$$$$ starstarstarstar Power Management ICs (PMIC) Multi output buck and boost controllers, regulators, LDOs and other features for specific power applications

Get started with your power design using the PowerCompass Tool.

對于汽車產品,請參閱車用電源管理。

分類

AC/DC & Isolated DC/DC Converters

PWM controllers for switch-mode power supplies requiring an isolation transformer

Battery Management

BMS products that include overvoltage protection and multi-cell balancing

Computing Power (VRM/IMVP)

Products with fast load transient response, precise current balance and excellent stability

DC/DC Converters

Linear regulators, switching regulators, controllers, PMICs and power modules

DC/DC Power Modules

Solutions that include the controller, MOSFETs, passive components, and output inductor

Digital Power

Digital power conversion architecture combined with power management logic in a single IC

Discrete Power Devices

IGBTs, power diodes, power MOSFETs, triacs, thyristors, and bipolar power transistors

FET & Motor Drivers

Half-bridge, full-bridge, low-side, and synchronous buck MOSFET drivers

LED Backlight Drivers

Dimming solutions for a wide variety of ambient lighting conditions

Linear Regulators (LDO)

Single and dual low-dropout regulator (LDOs) and linear regulator products

Multi-Channel Power Management ICs (PMICs)

PMICs for various functions related to the power requirements of a host system

Power Supply Support

System supervisory solutions ranging from one to five voltage monitors

Solid State Lighting

LED drivers for backlighting, automotive and general lighting

USB Type-C, USB Power Delivery, and Rapid Charge

USB connectivity solutions for faster, high-power USB charging

Voltage References

Precision voltage references in Floating Gate Array and Band-gap technology

無線電源

用于無線電源應用的無線發射器、接收器和充電 IC

電機控制集成電路

旨在驅動三相無刷 DC (BLDC) 電機的封裝在單芯片的系統級電路

文檔

文檔標題 類型 日期
PDF3.51 MB日本語
手冊
PDF2.54 MB
傳單
PDF1.71 MB
指南
PDF342 KB
手冊 - 硬件
PDF846 KB
白皮書
PDF295 KB
白皮書
PDF337 KBEnglish
白皮書
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視頻和培訓

High-performance 80V Dual-phase Buck and Boost Controllers for GaN FETs

An overview of the industry’s first high-performance 80V dual-phase buck and boost controllers optimized to drive GaN FETs. With high efficiency, tight load regulation and current sharing, these devices deliver ideal power solutions for industrial automation, telecommunications, medical and automotive applications.