BP5778EJ is a dual-channel dimmable LED linear constant current driver chip, mainly used to drive various dimmable light sources and lamps with mains input. Based on linear constant current technology, BP5778EJ can eliminate magnetic elements, helping LED drivers achieve small size, long service life and comply with EMI standards. BP5778EJ supports PWM and analog dimming signals and can be used with common dimming modules to achieve dimming functions.