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产品介绍 LM3414Features
■ Support LED power up to 60W*: 18x 3W HBLEDs ■ Requires NO external current sensing resistor ■ ±3% LED current accuracy ■ Up to 96% efficiency ■ High contrast ratio (Minimum dimming current pulse width <10 μS) ■ Integrated low-side N-channel MOSFET ■ Adjustable Constant LED current from 350mA to 1000mA ■ Support analog dimming and thermal fold-back ■ Wide input voltage range: 4.5V to 42V (LM3414) 4.5V to 65V (LM3414HV) ■ Constant Switching Frequency adjustable from 250 kHz to 1000 kHz ■ Thermal shutdown protection ■ Power enhanced ePSOP-8 or 3mm x 3mm LLP-8 package |