Description
The XR46083 is a Three Terminal Current Controller (TTCC) for regulating the current flowing through an LED string.
The application of the XR46083 is configured in parallel with an LED string. The XR46083 can work as voltage controlled current source, current regulator, or cut-off. It is suitable for the applications adopting periodical AC voltage source.
FEATURES
◾ System
❐ All solid state components
❐ No electrolytic capacitor required
❐ Compact size to minimize mechanical
cost
❐ Driver-on-board and chip-on-board
available which minimize process flow
and assembly cost
❐ High PF and low THD performance
❐ High efficiency achieved
❐ Flexible PCB layout style
❐ Wide range of LED forward voltage
selection
❐ Distributed heat to several chips
❐ TRIAC dimmable
◾ Chip
❐ 88V input sustaining voltage
❐ < 3V dropout voltage for up to 150mA
regulating current
APPLICATIONS
◾ LED Lighting Applications
❐ Downlight
❐ High bay
❐ Specialty
❐ Architectural