IRS27951数据手册集成电路（IC）的PMIC-稳压器-DCDC开关式控制器规格书PDF

特性 Features

优势:
• Simple primary-side control solution for fixed and variable frequency DC-DC resonant converters.
• Max 500kHz per channel output with 50% duty cycle
• Floating channel bootstrap operation up to +600Vdc
• Programmable minimum and maximum switching frequency
• Programmable soft start frequency and soft start time
• Programmable dead time
• Micropower start-up and ultra low quiescent current
• Over-current protection using low side MOSFET Rds(on)
• User initiated micropower \"Sleep mode\"
• Under-voltage Lockout
• Simple design with minimal component count.
• Lead-free

应用 Application

• Primary Side

简介

IRS27951属于集成电路（IC）的PMIC-稳压器-DCDC开关式控制器。由制造生产的IRS27951DC-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。