The BSS138LT1G from On Semiconductor is surface mount, 50V N channel power MOSFET in SOT-23 package. Features low threshold voltage, ideal for low voltage applications. Typical applications include DC-DC converters, power management in portable and battery powered products such as computers, printers, PCMCIA cards, cellular and cordless telephones.
The BSS138LT3G is a N-channel Power MOSFET with low threshold voltage and ideal for low voltage applications. Miniature surface mount package saves board space.
The BSS138 from Fairchild is N channel logic level enhancement mode field effect transistor in SOT-23 package. This product is designed to minimize on state resistance while provide rugged, reliable and fast switching performance thus BSS138 are suited for low voltage, low current applications such as small servo motor control, power MOSFET gate drivers and other switching applications.