Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LM3532 SNVS653E – JULY 2011 – REVISED AUGUST 2015 LM3532 High-Efficiency White LED Driver With Programmable Ambient Light Sensing Capability and I2C-Compatible Interface 1 Features •1 Drives up to 3 Parallel High-Voltage LED Strings at 40 V Each With up to 90% Efficiency • 0.
4% Typical Current Matching Between Strings • 256 Level Logarithmic and Linear Brightness Control With 14-Bit Equivalent Dimming • I2C-Compatible Interface • Direct Read Back of Ambient Light Sensor Via 8-bit ADC • Programmable Dual Ambient Light Sensor Inputs With Internal Sensor Gain Selection • Dual External PWM Inputs for LED B...

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