SD1458 transistors equivalent, rf & microwave transistors.
170 - 230 MHz 28 VOLTS IMD −55 dB COMMON EMITTER GOLD METALLIZATION INTERNAL INPUT MATCHING HIGH SATURATED POWER CAPABIL.
The SD1458 is a gold metallized epitaxial silicon NPN planar transistor using diffused emitter ballast resistors for high linearity Class A operation in VHF and band III television transmitters and transposers. ABSOLUTE MAXIMUM RATINGS (T case = 25 °.
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