NXP Semiconductors BFG540W
NPN 9 GHz wideband transistor
FEATURES
● High power gain● Low noise figure
● High transition frequency
● Gold metallization ensures excellent reliability.
APPLICATIONS
RF front end wideband applications in the GHz range, such as analog and digital cellular telephones, cordless telephones (CT2, CT3, PCN, DECT, etc.), radar detectors, pagers, satellite television tuners (SATV), MATV/CATV amplifiers and repeater amplifiers in fibre-optic systems.DESCRIPTION
NPN silicon planar epitaxial transistors in 4-pin dual-emitter SOT343N and SOT343R plastic packages. MARKING TYPE NUMBER BFG540W BFG540W/X BFG540W/XR CODE N9 N7 N8 PINNING PINDESCRIPTION
BFG540W (see Fig.1) 1 collector 2 base 3 emitter 4 emitter BFG540W/X (see Fig.1) 1 collector 2 emitter 3 base 4 emitter BFG540W/XR (see Fig.2) 1 collector 2 emitter 3 base 4 emitter lfpage 4 3 1 Top view 2 MBK523 Fig.1 SOT343N. halfpage 3 4 2 Top view 1 MSB842 Fig.2 SOT343R. QUICK REFERENCE DATA SYMBOL PARAMETER CONDITIONS VCBO VCES IC Ptot hFE Cre fT GUM |s21|2 F collector-base...