BFP420

NPN Silicon RF Transistor for high gain low noise amplifiers

ParametricBFP420
VCEO  max4.5V
IC  max35.0mA
NF1.1dB
Gmax21.0dB
OIP322.0dBm
OP1dB12.0dBm
PackageSOT343
Sales Product NameBFP420
OPNBFP420H6327XTSA1
Product Statusactive and preferred
Package NamePG-SOT343-4
Completely lead freeyes
Halogen freeyes
RoHS compliantyes
Packing Size3000
Packing TypeTAPE & REEL
Moisture Level1
Summary of Features:
  • For high gain low noise amplifiers
  • For oscillators up to 10 GHz
  • Noise figure F = 1.1 dB at 1.8 GHz outstanding Gms = 21 dB at 1.8 GHz
  • Transition frequency fT = 25 GHz
  • Gold metallization for high reliability
  • SIEGET® 25 GHz fT - Line
  • Pb-free (RoHS compliant) package
  • Qualification report according to AEC-Q101 available
Target Applications:
  • Wireless Communications
  • For active mixer, amplifier and oscillator applications in RF Front-end
Data Sheet
TitleSizeDateVersion
BFP420,EN562 KB02 May 201401_01
Application Notes
TitleSizeDateVersion
AN001 - SIEGET25 Low Noise Amplifier with BFP420 Transistor at 2.4 GHz613 KB08 Dec 2009
AN015 - Low-Noise-Amplifier optimised for minimum Noise Figure at 1.9 GHz using BFP420604 KB09 Dec 2009
AN016 - Low-Noise-Amplifier optimized for input and output return loss at 1.9 GHz using BFP420553 KB08 Dec 2009
AN017 - A Low-Noise-Amplifier with good IP3outperformance at 1.9 GHz using BFP420244 KB08 Dec 2009
AN018 - A Low-Noise-Amplifier at 900 MHz using SIEGET BFP420249 KB08 Dec 2009
AN155 - BFP420 as a Low-Cost LNA for Global Positioning L1 Band (1575.42 MHz)815 KB08 Dec 2009
AN158 - The BFP420 Transistor as a Low-Cost 900 MHz ISM Band Power Amplifier1 MB08 Dec 2009
Material Content SheetInfo
TitleSizeDateVersion
MCDS_2013-08-29_14-05-37_MA000808482_PG-SOT343-4-2.pdf23 KB31 Oct 201301_00
PCB Design Data
TitleSizeDateVersion
PCB Footprints & Symbols - Low Noise Si Transistors up to 5 GHz - Altium - v1.02.5 MB22 Oct 201301_00
PCB Footprints & Symbols - Low Noise Si Transistors up to 5 GHz - Cadence - v1.058 KB22 Oct 201301_00
PCB Footprints & Symbols - Low Noise Si Transistors up to 5 GHz - Eagle - v1.011 KB22 Oct 201301_00
PCB Footprints & Symbols - Low Noise Si Transistors up to 5 GHz - Mentor - v1.070 KB22 Oct 201301_00
PCB Footprints & Symbols - BFP420 - Low Noise Si Transistors up to 5 GHz - MWO - v2.0.zip；EN241 KB07 Jan 201501_00
Evaluation Boards
BoardFamilyDescriptionStatus
BFP460 BOARDLow Noise Si Transistors up to 5 GHzThe BFP460 is a low Noise Silicon Bipolar RF Transistor. Please refer to an application note or a technical report when you order the evaluation board.on request
BFP540ESD BOARDLow Noise Si Transistors up to 5 GHzThe BFP540ESD is a low Noise Silicon Bipolar RF Transistor. Please refer to an application note or a technical report when you order the evaluation board.on request
BFP540FESD BOARDLow Noise Si Transistors up to 5 GHzThe BFP540FESD is a low noise Silicon Bipolar RF transistor. Please refer to an application note or a technical report when you order the evaluation board.on request
Simulation Models
TitleSizeDateVersion
Infineon-RFtransistor-Keysight-ADS-Design-Kit-SM-v02_00-EN；EN940 KB26 Oct 201502_00
Infineon-RFTransistor-AWR-MWO-Design-Kit-SM-v02_00-EN；EN21.4 MB11 Dec 201502_00
Infineon - BFP420 - Low-Noise Si Transistors up to 5 GHz - SimModel with symbol and footprint AWR MWO v1.0.zip；EN3.1 MB02 Jun 201601_00
Simulation Data
TitleSizeDateVersion
BFP420457 KB27 Aug 2012
Package Data
TitleSizeDateVersion
PG-SOT343-4-2 | BFP420H6327XTSA1；EN576 KB11 Apr 201601_00
PCB Design Data
TitleSizeDateVersion
PCB Footprints & Symbols - Low Noise Si Transistors up to 5 GHz - Altium - v1.02.5 MB22 Oct 201301_00
PCB Footprints & Symbols - Low Noise Si Transistors up to 5 GHz - Cadence - v1.058 KB22 Oct 201301_00
PCB Footprints & Symbols - Low Noise Si Transistors up to 5 GHz - Eagle - v1.011 KB22 Oct 201301_00
PCB Footprints & Symbols - Low Noise Si Transistors up to 5 GHz - Mentor - v1.070 KB22 Oct 201301_00
PCB Footprints & Symbols - BFP420 - Low Noise Si Transistors up to 5 GHz - MWO - v2.0.zip；EN241 KB07 Jan 201501_00
EN BFP420
AN001 - SIEGET25 Low Noise Amplifier with BFP420 Transistor at 2.4 GHz BFP420F
AN015 - Low-Noise-Amplifier optimised for minimum Noise Figure at 1.9 GHz using BFP420 BFP420F
AN016 - Low-Noise-Amplifier optimized for input and output return loss at 1.9 GHz using BFP420 BFP420F
AN017 - A Low-Noise-Amplifier with good IP3outperformance at 1.9 GHz using BFP420 BFP420F
AN018 - A Low-Noise-Amplifier at 900 MHz using SIEGET BFP420 BFP420F
AN155 - BFP420 as a Low-Cost LNA for Global Positioning L1 Band (1575.42 MHz) BFP420
AN158 - The BFP420 Transistor as a Low-Cost 900 MHz ISM Band Power Amplifier BFP420
MCDS_2013-08-29_14-05-37_MA000808482_PG-SOT343-4-2.pdf BFP420
EN BFP780
EN BFP420
EN BFQ790
BFP420 BFP420
EN BFP420
PCB Footprints & Symbols - Low Noise Si Transistors up to 5 GHz - Altium - v1.0 BFR460L3
PCB Footprints & Symbols - Low Noise Si Transistors up to 5 GHz - Cadence - v1.0 BFR460L3
PCB Footprints & Symbols - Low Noise Si Transistors up to 5 GHz - Eagle - v1.0 BFR460L3
PCB Footprints & Symbols - Low Noise Si Transistors up to 5 GHz - Mentor - v1.0 BFR460L3
EN BFP420
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