Princeton Technology Corp.
Remote Fan Controller IC
Tel: 886-2-29162151
Fax: 886-2-29174598
URL:
http://www.princeton.com.tw
PT2128A
Description
PT2128A 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, key control input, as well as remote control decoding circuitry are all provided to build a full
function electronic fan with remote control capability having the highest performance with the least
external components. Pin assignment and application circuit are optimized for easy PCB layout and cost
saving for electronic fan application.
Features
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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
Built-in remote control decoding circuitry with mask option custom code
Optional independent light control
90 seconds cycle/6 seconds per step(off step 3 seconds) rhythm wind pattern
Four operation modes: ordinary, rhythm, ordinary sleep and rhythm sleep.
Memory start-up mode
2-3 seconds middle wind start-up (mask option)
Applications
Optimized for fan application
Suitable for heater fan, cooling fan, and other home appliances with remote control, timer and/or
output level
control
Princeton Technology Corp.
Remote Fan Controller IC
Tel: 886-2-29162151
Fax: 886-2-29174598
URL:
http://www.princeton.com.tw
PT2128A
Pin Configuration
Ordering Information
Note: PT2128A Standard ICs: PT2128A-C31, PT2128A-C51, PT2128A-C80, PT2128A-C81,
PT2128A-C82, PT2128A-C83, PT2128A-C92. Other options are available upon request and
require a minimum order quantity. Please contact PTC or your local agent for details.
DIY/Open Source Hardware
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