SD28

Marking：28A；Package：SOD-323；TRANSIENT VOLTAGE SUPPRESSOR

Features Unidirection:450Wattspeakpulsepower perline(tp=8/20μs) ReplacementforMLV(0805) ProtectsonepowerorI/Oport Lowclampingvoltage Appliedtothetype3Vand36V 61000-4-2(ESD):Air30kV,Contact30kV

SD2857

Chip Type 2C2857 Geometry 0011 Polarity NPN

Chiptype2C2857bySemicoaSemiconductorsprovidesperformancesimilartothesedevices. ProductSummary: APPLICATIONS:Designedforuseinhigh-gain,lownoiseamplifier,oscillator,mixerandUHFconverters. Features:ft=1.2GHz(typ)at5mA/6V

SD2857F

Chip Type 2C2857 Geometry 0011 Polarity NPN

Chiptype2C2857bySemicoaSemiconductorsprovidesperformancesimilartothesedevices. ProductSummary: APPLICATIONS:Designedforuseinhigh-gain,lownoiseamplifier,oscillator,mixerandUHFconverters. Features:ft=1.2GHz(typ)at5mA/6V

SD2881D3W

Marking：28D；Package：SOD-323；BIDIRECTIONAL TVS DIODE

SD28W

Marking：28A；Package：SOD-323；Standard Capacitance TVS Diode