Diodes Incorporated
Back to Heating Controller

PT8A3289T

Heating Controller

Contact Sales

Log in or register to manage email notifications about changes to datasheets or PCNs for this part.

Product Description

The PT8A3299/3289 is a mixed signal CMOS LSI chip designed as heating controller with help of external NTC (Negative Temperature Component). NTC open protection is implemented for device safety.

  • Auto heating-off after heating timer timeout.
  • Auto temperature control: maintains user selected temperature.
  • 120V/240V Dual-voltage.

Features

  • Dual Voltage (120/240V) operations
  • Internal 5V Zener
  • Auto temperature control with NTC
  • NTC open protection
  • Multi mode LED indicator
  • Pulse trigger for high current SCR/TRIAC
  • Auto Heating off after heating timer timeout (1.2h at 50Hz and 1h at 60)
  • Low cost 8-Pin DIP/SOIC package

Applications

  • Curler
  • Straightener

Product Specifications

Product Parameters

Heating Element Mica/PTC
LED @ Heater On Constant
Auto Off No
On/Off Key One Key (ON-OFF)
Driver Type SCR/Triac

Related Content

Packages

Technical Documents

Recommended Soldering Techniques

TN1.pdf

Additional Technical Documents are available upon request:
Application information, Evaluation board, and Other technical documents

Request Documents

FAQs