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 A8503 Features and Benefits
▪ Active current sharing between LED strings for ±0.6% accuracy and matching ▪ Drives up to 12 series × 6 parallel = 72 LEDs (Vf = 3.2 V, If = 20 mA) at 5 V ▫ Each individual current sink is capable of 32 mA ▫ Adjustable overvoltage protection (OVP) ▪ 600 kHz to 2 MHz adjustable switching frequency ▫ Open or shorted LED string protection ▫ Open Schottky diode protection ▫ Overtemperature, cycle-by-cycle current limit, undervoltage, and soft start time-out protections ▫ Selectable latched/auto-restart protection modes ▪ No audible MLCC noise during PWM dimming ▪ No pull-up resistors required for LED modules that use ESD capacitors |
