
ProTek Devices.
GENERAL DESCRIPTION
The PA5711 is a High-Efficiency LED driver with multiple dimming options that include Pulse Width Modulation (PWM), Linear dimming (LD), Motion Detection (MD) and Light sense (LS) inputs. PA5711 features a direct gate driver control through an active high enable pin. It has an internal oscillator whose frequency can be set externally through a resistor.
FEATURES
• 11V to 480V Input Voltage Range.
• Over 95% Efficiency.
• Drives from 1 to hundreds of LED’s in Serial and Parallel
combinations.
• Constant LED Drive current.
• Linear or PWM luminance dimming control.
• Light sense and Motion detection inputs to control the
LED’s.
• Resistor Programmable Oscillator Frequency.
• QFN-16 RoHs Compliant Package.
APPLICATIONS
• General Illumination Displays
• Industrial and Decorative LED Lighting.
• Automotive applications.
• DC/DC or AC/DC LED driver applications.
• Constant current source.
• SMPS switching controller.
• LED back lighting.
• Security, Street and Parking garage lighting.