Princeton Technology Corp. Fan Controller IC Tel: 886-2-29162151 Fax: 886-2-29174598 URL: http://www.princeton.com.tw PT2127A 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 High Performance CMOS Technology Low Power Consumption DIP or SO package (22 pin SO not available) Up to 3 Dependent/Independent Swing-Head/Light Output Available in 16, 18, 20, 22, 24 Pin Package for None, One Set or Two Sets of Swing-Head and/or Light Control 90 Seconds Cycle/6 Seconds per Step (Off Step 3 Seconds) Rhythm Wind Pattern Optional Independent Light Control Output Four Operation Modes: Ordinary, Rhythm, Ordinary Sleep and Rhythm Sleep Memory Start-up Mode 3 or 4 Levels Timer 2~3 Seconds Middle Wind Start-up (Mask Option) Applications Optimized for fan application Suitable for heater fan Cooling fan Other home appliances with timer and/or output level control Princeton Technology Corp. Fan Controller IC Tel: 886-2-29162151 Fax: 886-2-29174598 URL: http://www.princeton.com.tw PT2127A Pin Configuration Ordering Information Note: PT2127A Standard ICs: PT2127A-C80, PT2127A-C81, PT2127A-C82, other options are available upon request and require a minimum order quantity. Please contact PTC for details. Princeton Technology Corp. Fan Controller IC Application Circuits IC Non-Memory Start-Up Tel: 886-2-29162151 Fax: 886-2-29174598 URL: http://www.princeton.com.tw PT2127A Princeton Technology Corp. Fan Controller IC Memory Start- Up Tel: 886-2-29162151 Fax: 886-2-29174598 URL: http://www.princeton.com.tw PT2127A