MICROCHIP
发光二极管驱动器, 1输出, 升压(逐步上升), 2.4V-5.5V输入, 500kHz开关, 32V/200mA输出, SOT-23-5
ON SEMICONDUCTOR
芯片, 发光二极管驱动器, 降压, 1MHZ, SOIC-8