具有集成升压控制器的 3 通道汽车类 LED 恒流驱动器

The LM3431 is a 3-channel linear current controller combined with a boost switching controller ideal for driving LED backlight panels in space critical applications. The LM3431 drives 3 external NPN transistors or MOSFETs to deliver high accuracy constant current to 3 LED strings. Output current is • LM3431Q/LM3431AQ are Automotive Grade Products that are AEC-Q100 Grade 1 Qualified (–40°C to 125°C operating junction temperature)\n• 3-Channel Programmable LED Current\n• High Accuracy Linear Current Regulation\n• Analog and Digital PWM Dimming Control\n• Up to 25kHz Dimming Frequency\n• >100:1 C;

TI

德州仪器

3-Channel Constant Current LED Driver with Integrated Boost Controller

文件：1.65936 Mbytes 页数：36 Pages

TI

德州仪器

TPS3431 Standard Programmable Watchdog Timer with Enable

1 Features • Factory-programmed precision watchdog timers: – ±2.5% Accurate watchdog timeout (WDT) typical at 25°C • Watchdog disable feature • User-programmable watchdog timeout • Input voltage range: VDD = 1.8 V to 6.5 V • Low quiescent current: IDD = 10 μA (typical) • Active-low ope

文件：1.70436 Mbytes 页数：31 Pages

TI

德州仪器

Standard Programmable Watchdog Timer with Enable

文件：1.48817 Mbytes 页数：30 Pages

TI

德州仪器

Automotive Standard Programmable Watchdog Timer with Enable

文件：944.89 Kbytes 页数：28 Pages

TI

德州仪器