2SD1899 transistor equivalent, silicon npn transistor.
，，fT ，，。 Low VCE(sat), high current and high fT, excellent linearity of hFE, fast switching time.
/ Applications
、、。 Relay drivers, high-speed inverters, general hi.
、、。 Relay drivers, high-speed inverters, general high-current switching applications.
/ Equivalent Circuit
/ Pinnin.
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