What is BF1108?


This is Silicon RF switches.


[PDF] Complete Technical Details can be found in the BF1108 datasheet provided at this page.

Summary in PDF File


DISCRETE SEMICONDUCTORS DATA SHEET BF1108 BF1108R Silicon RF switches Product speci cation Supersedes data of 1999 Aug 19 1999 Nov 18 Philips Semiconductors Product speci cation Silicon RF switches FEATURES Specially designed for low loss RF switching up to 1 GHz APPLICATIONS Various RF switching applications such as Passive loop through for VCR tuner Transceiver switching DESCRIPTION These switches are a combination of a depletion type field effect transistor and a bandswitching diode in an SOT143B BF1108 or SOT143R BF1108R package The low loss and high isolation capabilities of these devices provide excellent RF switching functions The gate of the MOSFET can be isolated from ground with the diode resulting in low losses Integrated diodes between gate and source and between gate and drain protect against excessive input voltage surges PINNING PIN 1 2 3 4 Note 1 Drain and source are interchangeable QUICK REFERENCE DATA SYMBOL s21 on 2 s21 off 2 RDSon VGSoff PARAMETER losses on state isolation off state drain source on resistance pinch off voltage CONDITIONS RS RL 50 f 1 GHz VCS 0 ID 1 mA ID 20 A VDS 1 V CAUTION DESCRIPTION FET gate diode anode diode cathode source note 1 drain

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Manufacturers : NXP Semiconductors

NXP - BF1108 Datasheet PDF

NXP BF1108 DATA

Silicon RF switches

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