Three-Way Ballast Controller IC
The PT5621 is an electronic ballast controller IC specifically for three-way dimming fluorescent lamps. The features of the controller include negative-feedback closed-loop control of the lamp current, programmable preheat time, low start-up current and precise oscillating frequency. PT5621 is available in both DIP16 and SOP16 packages.
Features
- Three-way dimming fluorescent lamp electronic ballast
- Closed-loop control of the lamp current
- Precise working frequency control
- Programmable preheat time
- Constant frequency preheat, sweeping frequency ignition
- Fixed dead time
- Supporting low luminance Ignition
- Supporting DIP16/SOP16 packages
Main Products
Adaptive Control IC for Fluorescent Lamp Ballast, USB Audio Controller, Linear Dimming LED Driver with Switch On/off, Automotive Digital Clock IC, OEM GPS Receiver, RF Chip, Auto Focus Motor Driver IC
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Contact Detail
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Sales ContactLarry Lee
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Address2F, No. 233-1, Baociao Road, Sindian Taipei 23145 Taiwan
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Tel886-2-66296288
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Fax886-2-29174598
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