品牌索引
产品分类 > 小信号开关二极管> 瞬态电压抑制器TVS/ESD> 双极管二极管> 调谐二极管> 齐纳(稳压)二极管> 小信号肖特基二极管> 频带转换二极管> 中/高功率管> 射频PIN二极管> Sinterglass二极管> 整流器 > N沟道(N-Channel)> P沟道(P-Channel)> 双N沟道(Dual N-Channel)> 双P沟道(Dual P-Channel)> 双N和P沟道(Dual N and P-Channel)
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产品介绍 LM3492Features
Boost Converter: ■ LM3492Q is an Automotive Grade Product that is AEC Q100 grade 1 qualified ■ Very wide input voltage ranged from 4.5V-65V ■ Programmable soft-start ■ 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 Regulators: ■ Programmable LED current from 50 mA to 200 mA ■ 1000:1 contrast ratio at a dimming frequency of more than 3 kHz, minimum LED current pulse width is 300 ns ■ Two individual dimmable LED strings up to 65V, total 15W (typically 28 LEDs @ 150 mA) ■ Dynamic Headroom Control maximizes efficiency ■ Over-Power protection ■ ±3% current accuracy Supervisory Functions: ■ Precision enable ■ COMM I/O pin for diagnostic and commands ■ Thermal shutdown protection ■ Thermally enhanced eTSSOP-20 package |
