Tel: 886-2-29162151

Fax: 886-2-29174598

URL: http://www.princeton.com.tw

Fan Controller IC

PT2127A

Princeton Technology Corp.

Description

PT2127A is a high performance electronic fan controller LSI. Speed control, off-timer, rhythm wind,

sleep mode, head swing and/or light control are all built into a single chip. Indicator LED output,

buzzer output and key control input are also provided to build a full function electronic fan having

the highest performance with the least external components. Furthermore, the pin assignments and

application circuit of PT2127A are optimized for easy PCB layout and cost saving for electronic fan

application.

Features

Y High Performance CMOS Technology

Y Low Power Consumption

Y DIP or SO package (22 pin SO not available)

Y Up to 3 Dependent/Independent Swing-Head/Light Output

Y Available in 16, 18, 20, 22, 24 Pin Package for None, One Set or Two Sets of Swing-Head and/or

Light Control

Y 90 Seconds Cycle/6 Seconds per Step (Off Step 3 Seconds) Rhythm Wind Pattern

Y Optional Independent Light Control Output

Y Four Operation Modes: Ordinary, Rhythm, Ordinary Sleep and Rhythm Sleep

Y Memory Start-up Mode

Y 3 or 4 Levels Timer

Y 2~3 Seconds Middle Wind Start-up (Mask Option)

Applications

Y Optimized for fan application

Y Suitable for heater fan

Y Cooling fan

Y Other home appliances with timer and/or output level control