A8435 PDF 데이터시트 검색

A8435 High Efficiency Charge Pump White LED Driver Features and Benefits Proprietary adaptive control scheme (1×, 1.5×) Maximum efficiency, over 92% 0.5% LED current matching 1 MH- operating frequency Flexible dimming control: Serial 11-level dimming, down to 5% PWM 2-bit parallel Drives up to 4 white LEDs 30 mA per LED 120 mA total continuous output Low input ripple and EMI Soft-start limits inrush current Short circuit protection Overvoltage protection Thermal shutdown protection