Single-phase ASIC Series

For single-phase cooling fan products, Fortior Technology has launched a series of high-efficiency, low-power, ultra-quiet drive control chips.
Products cover MOSFET full built-in and external solutions

Optimize efficiency

Use advanced algorithms to optimize the efficiency of the motor

Reduce energy consumption

Reduce energy consumption while meeting customer requirements on speed control curves

Optimize peripheral circuits

Improve integration, optimize peripheral circuits, meet requirements for high reliability, high stability, and cost reduction

Applications

Graphics card

PC

Server

Communication

CPU

Pump

Advantages of The Product: DMOS process with lower Rdson

Stall protection

Built-in ISD for over temperature protection

Smart automatic restart

Undervoltage protection ULVO; ILIMIT current limit protection function

SMIN minimum speed limit

High linearity speed control curve

FG speed feedback output

Direct PWM speed control and analog voltage speed control; With integrated soft start function for reducing current impact

With integrated soft switching function for reducing noise

Back-EMF suppression circuit

Maximum speed setting HSP (up to 30000rpm)

Advantages of The Product: DMOS工艺，具有更
低的Rdson，减少损耗

堵转保护

内置过温保护功能TSD

智能自动重启

欠压保护ULVO

ILIMIT限流保护功能

SMIN最小速度设定

极高的线性调速曲线

FG速度反馈输出

直接PWM调速
和模拟电压调速

集成软启动
功能降低电流冲击

集成软切换
功能降低电机噪音

反电动势抑制电路

HSP最高速度设定
最大支持到30000rpm

Selection Table

Model Package Drive mode Linearity Power voltage Maximum current output FG output RD output

Speed Adjucting Mode

Analog voltage PWM

Others

Current limit Overcurrent protection Stall protection Over temperature protection Undervoltage protection Soft start Automatic restart Speed closed loop Soft current switching

Download

EA1611S SOP8 integrated power MOSFETs Built -in 3.3-16V 0.45A  

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Useful Links：Motor drive chip ASIC chip Brushless DC motor