General Description

The RT8105 is a high efficiency synchronous buck PWM controllers that generate logic-supply voltages in PC based systems. These high performance , single output devices include internal soft-start, frequency compensation networks and integrates all of the control, output adjustment, monitoring and protection functions into a single package.

Features

Operating with 5V or 12V Supply Voltage

Drives All Low Cost N-MOSFETs

Voltage Mode PWM Control

300kHz Fixed Frequency Oscillator

Fast Transient Response : High-Speed GM Amplifier

Full 0 to 100 Duty Ratio

Internal Soft-Start

Adaptive Non-Overlapping Gate Driver

Over-Current Fault Monitor on MOSFET, No Current Sense Resistor Required

Full-Time Over Voltage Protection

RoHS Compliant and Halogen Free

Applications

Graphic Card

Motherboard, Desktop Servers

IA Equipments

Telecomm Equipments

High Power DC/DC Regulators

RT8105GS属于集成电路（IC） > PMIC - 稳压器 - DC DC 开关式控制器。立绮科技制造生产的RT8105GSDC-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。