LM3532 - High-Efficiency White LED Driver

Product Overview

Texas Instruments

Part number	LM3532
Manufacturer	Texas Instruments
File Size	1.10 MB
Description	High-Efficiency White LED Driver
Datasheet	LM3532 Datasheet
Additional preview pages of the LM3532 datasheet.

The LM3532 is a 500-kHz fixed frequency asynchronous boost converter which provides the power for 3 high-voltage, low-side current sinks.

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 Brightness Adjust.

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Published: Jun 15, 2020 |