Download PRF949 Datasheet PDF
Philips Semiconductors
PRF949
PRF949 is UHF wideband transistor manufactured by Philips Semiconductors.
FEATURES - Small size - Low noise - Low distortion - High gain - Gold metallization ensures excellent reliability. APPLICATIONS - munication and instrumentation systems. handbook, halfpage PINNING SOT416 (SC75) PIN 1 2 3 base emitter collector DESCRIPTION DESCRIPTION Silicon NPN transistor in a surface mount 3-pin SOT416 (SC75) package. The transistor is primarily intended for wideband applications in the GHz-range in the RF front end of analog and digital cellular telephones, cordless phones, radar detectors, pagers and satellite TV-tuners. Marking code : V0 MAM337 Fig.1 Simplified outline (SOT416). QUICK REFERENCE DATA SYMBOL Cre f T GUM NF Ptot Rth j-s Note 1. Ts is the temperature at the soldering point of the collector pin. PARAMETER feedback capacitance transition frequency maximum unilateral power gain noise figure total power dissipation thermal resistance from junction to soldering point CONDITIONS IC = 0; VCB = 6 V; f = 1 MHz IC = 15 m A; VCE = 6 V; fm = 1 GHz IC = 15 m A; VCE = 6 V; Tamb = 25 °C; f = 1 GHz ΓS = Γopt; IC = 5 m A; VCE = 6 V; f = 1 GHz Ts = 90 °C; note 1 Ptot = 180 m W MIN. - 7 - - - - TYP. 0.3 9 16 1.5 - - MAX. tbf - - 2.5 180 335 UNIT p F GHz d B d B m W K/W 1999 Oct 29 Philips Semiconductors Preliminary specification UHF wideband transistor LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 134). SYMBOL VCBO VCEO VEBO IC IC(AV) Ptot Tstg Tj Note 1. Ts is the temperature at the soldering point of the collector pin. THERMAL CHARACTERISTICS SYMBOL Rth j-s Note 1. Ts is the temperature at the soldering point of the collector pin. PARAMETER thermal resistance from junction to soldering point CONDITIONS Ptot = 180 m W; Ts = 90 °C; note 1 VALUE 335 PARAMETER collector-base voltage collector-emitter voltage emitter-base voltage DC collector current average collector current total power dissipation storage temperature junction temperature Ts = 60 °C; note 1 open emitter open base open collector CONDITIONS...