BF545B Datasheet PDF - Philips

●DESCRIPTION

●N-channel symmetrical silicon junction field-effect transistors in a SOT23 package.

●FEATURES

●• Low leakage level (typ. 500 fA)

●• High gain

●• Low cut-off voltage (max. 2.2 V for BF545A).

●APPLICATIONS

●• Impedance converters in e.g. electret microphones and infra-red detectors

●• VHF amplifiers in oscillators and mixers.