* n 200 kHz fixed-frequency switching n Switching synchronization with an external signal up to 400 kHz n Optional pulse-skipping mode n Adjustable secondary feedback n Input undervoltage lockout n Output undervoltage shutdown protection n Output overvoltage shutdown protection n Programmable soft-sta
LM2640
National Semiconductor
542.79 KB
Dual adjustable step-down switching power-supply controller.
LM2640 Dual Adjustable Step-Down Switching Power Supply Controller
December 1998
LM2640 Dual Adjustable Step-Down Switching Power Supply Controller
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