使用 ILD4001 驱动LED（2w-5w） 芯片电压输出范围4.5-42V 模拟或PWM输出 最大3A输出Dri vi ng 2 W to 5W L EDs wi th I LD4 001 Applic atio n N ote A N 213 Revision: 1.1 Date: 23 June 2011 LE D Dri ver & A F D is c retes Edition 2011-07-01 Published by Infineon Technologies AG 81726 Munich, Germany 2011 Infineon Technologies AG All Rights Reserved. LEGAL DISCLAIMER THE INFORMATION GIVEN IN THIS APPLICATION NOTE IS GIVEN AS A HINT FOR THE IMPLEMENTATION OF THE INFINEON TECHNOLOGIES COMPONENT ONLY AND SHALL NOT BE REGARDED AS ANY DESCRIPTION OR WARRANTY OF A CERTAIN FUNCTIONALITY, CONDITION OR QUALITY OF THE INFINEON TECHNOLOGIES COMPONENT. THE RECIPIENT OF THIS APPLICATION NOTE MUST VERIFY ANY FUNCTION DESCRIBED HEREIN IN THE REAL APPLICATION. INFINEON TECHNOLOGIES HEREBY DISCLAIMS ANY AND ALL WARRANTIES AND LIABILITIES OF ANY KIND (INCLUDING WITHOUT LIMITATION W……