US79中文资料迈来芯数据手册PDF规格书

描述 Description

The US79KUA is the most advanced Smart Fan Control Hall IC. It is designed for 5V and 12V cooling commutation. The chip contains many features to allow survival in a harsh environment. The IC was designed to eliminate all discrete components such as capacitors, resistors, transistors, diodes, PC board and associated labor, replacing US$0.25 to US$0.35 in direct cost.

Features and Benefits

□ Built-in Reverse Voltage Protection

□ Built-in RFI Filter

□ Power Efficient CMOS and Power MOSFET Drivers allow 400mA without overheating

□ Built-in Zener Diodes Protect Outputs Eliminate all Fan Components Eliminate PC Board

□ 5V and 12V Operation

□ High Sensitivity for switching symmetry

□ Locked Rotor Shutdown

Applications

□ Fan sizes up to 90mm

□ Current range up to 400mA