Datasheet Texas Instruments LM3492HCQMH/NOPB — Datenblatt

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SNVS797B – MARCH 2012 – REVISED OCTOBER 2015 LM3492HC/-Q1 Two-Channel, Individual Dimmable, LED Driver
With Boost Converter and Fast Current Regulator
1 Features 2 Applications 1 Boost Converter
– Automotive Grade Product, Q100 Grade-1
Qualified
– Very Wide Input Voltage Range: 4.5 V to 65 V
– Programmable Soft-Start Period
– No Loop Compensation Required
– Stable with Ceramic and Other Low ESR
Capacitors with No Audible Noise
– Nearly Constant Switching Frequency
Programmable from 200 kHz to 1 MHz
Current Regulator
– Programmable LED Current: 50 mA to 250 mA
– 10000:1 Contrast Ratio, 300-ns Minimum
Pulse Width
– Two Individual Dimmable LED Strings up to …