STMICROELECTRONICS
控制器, PWM, 23V-10.6V电源, 5V输出, NSOIC-16
MAXIM INTEGRATED PRODUCTS
芯片, 直流/直流控制器, 降压, 600HZ, QSOP-24
ON SEMICONDUCTOR/FAIRCHILD
芯片, PWM控制器, 50KHZ, 23V, SOP-7