可编程的，脱线， PWM控制器 Programmable, Off-Line, PWM Controller
Texas Instruments has the solution you need for your voltage control needs with their current controller. This current mode controller supports boost|buck|flyback|forward topology. It has single PWM output. Its switching regulator has a frequency of 500 kHz. In order to ensure parts aren"t damaged by bulk packaging, this product comes in tube packaging to add a little more protection by storing the loose parts in an outer tube. This current mode controller"s maximum duty cycle is 46 %. This current mode controller has an operating temperature range of 0 °C to 70 °C.