Features

• Advanced linear digital modulation scheme

○ Auto phase add/drop with PFM mode for

excellent load vs efficiency profile

○ Dual edge modulation with optional diode braking

for faster transient response

○ Excellent VOUT transition performance

○ Zero latency synthetic current control for excellent

high frequency current balance

• Flexible phase assignment from 0 to 5 phases per

output

• Up to 2MHz switching frequency operation for high

density designs

• Differential remote voltage sensing supports ±0.5

closed-loop system accuracy over load, line, and

temperature

• Highly accurate current sensing for excellent

load-line regulation and accurate OCP

○ Supports the full range of Renesas Smart Power

Stage (SPS) devices

• Comprehensive fault management enables high

reliability systems

○ Pulse-by-pulse (per phase) and total output

current limiting

○ Black Box status recording capability with first

fault indicator

• Intuitive configuration using PowerNavigator

• SMBus/PMBus V1.3 compatible

• Up to 16 user configurations stored in device

Non-Volatile Memory (NVM)

Related Literature

For a full list of related documents, visit our website:

• ISL68222 and ISL68233 device pages

ISL68221属于集成电路（IC） > PMIC - 稳压器 - DC DC 开关式控制器。瑞萨科技有限公司制造生产的ISL68221DC-DC 开关控制器PMIC（电源管理集成电路）DC 到 DC 开关式控制器是用于高效率电路的稳压 IC，其配置为生成高于（突升或步升）或低于（突降或步降）输入电源的输出电源电压。其他拓扑结构可能包括：降压-升压、反激、正激、Cuk、SEPIC、全桥、半桥和推挽式。这些器件不同于需要最小电压并“烧尽”多余电压的线性稳压器。