LED backlight system solution using LM3431
• This circuit uses 12V bus battery power to drive 4 groups of 8 140 mA LEDs connected in series, which is the most suitable for LED backlight of automotive TFT displays.
Input voltage: 8V to 18V, 4 groups of LED lights
(Each group has 8 LEDs), the driving current of each group of LEDs is 140 mA
LED backlight for TFT displays
LED backlight for dashboard
Output voltage and current
effectiveness
Bill of materials (main components)
The Dell Latitude 3420 (also known as the E3420) is a business laptop designed for professionals who need a reliable and durable machine for their work. Here are some of its key features:
Processor: The laptop is powered by a 10th generation Intel Core i3, i5, or i7 processor, depending on the configuration you choose.
Memory: It comes with up to 16GB of DDR4 RAM, which ensures smooth multitasking and fast performance.
Storage: The laptop has a 2.5-inch drive bay that can accommodate a hard disk drive or solid-state drive, depending on your needs.
Display: The laptop has a 14-inch display with a resolution of 1366 x 768 pixels. You can also opt for a Full HD (1920 x 1080) display.
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