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BF991 vs BF998 vs BF991,215 Comparison

  • Hide Shared Attributes
    BF991
    BF991
    BF998
    BF998
    BF991,215
    BF991,215
  • Part No.
    BF991
    BF998
    BF991,215
  • Description
    Trans RF MOSFET N-CH 20V 0.02A 4Pin(3+Tab) SOT-143B
    Trans RF MOSFET N-CH 12V 0.03A 4Pin(3+Tab) SOT-143B
    Trans RF MOSFET N-CH 20V 0.02A 4Pin(3+Tab) SOT-143B T/R
  • Manufacturer
    Nxp
    Nxp
    Nxp
  • Classification
    MOSFETs
    MOSFETs
    MOSFETs
  • Reference Price(USD)
    $0.075
    $0.187
    $0.289
  • Inventory(pcs)
    0
    53
    0
  • Case/Package
    SOT-143
    SOT-143
    TO-253-4
  • Number of Pins
    4
    4
    4
  • Frequency
    -
    -
    100 MHz
  • Power Dissipation
    200 mW
    200 mW
    200 mW
  • Number of Positions
    4
    4
    4
  • Polarity
    N-Channel
    N-Channel
    N-Channel
  • Test Current
    -
    -
    10 mA
  • Drain to Source Voltage (Vds)
    20 V
    12 V
    20 V
  • Current Rating
    -
    -
    20 mA
  • Continuous Drain Current (Ids)
    20.0 mA
    30.0 mA
    20.0 mA
  • Operating Temperature
    -65℃ ~ 150℃
    -
    -65℃ ~ 150℃
  • Gain
    -
    -
    29 dB
  • Size-Length
    -
    3 mm
    3 mm
  • Size-Width
    -
    1.4 mm
    1.4 mm
  • Size-Height
    -
    1 mm
    1 mm
  • Mounting Style
    Surface Mount
    Surface Mount
    Surface Mount
  • Packaging
    Cut Tape (CT)
    Cut Tape (CT)
    Tape & Reel (TR)
  • REACH SVHC Compliance
    No SVHC
    No SVHC
    -
  • Lead-Free Status
    Lead Free
    Lead Free
    Lead Free
  • RoHS
    RoHS Compliant
    RoHS Compliant
    RoHS Compliant
  • Product Lifecycle Status
    Unknown
    Unknown
    Active
  • REACH SVHC Compliance Edition
    2015/12/17
    2018/06/27
    -
  • Operating Temperature (Max)
    150 ℃
    150 ℃
    150 ℃
  • Operating Temperature (Min)
    -65 ℃
    -65 ℃
    -65 ℃
  • Power Dissipation (Max)
    -
    200 mW
    200 mW
  • Industrial-Spec
    -
    Yes
    -
  • Voltage Rating
    -
    -
    20 V
  • Junction Temperature (Max)
    150 ℃
    -
    -
  • Overview
    BF991 Product overview

    The BF991 is a 20V N-channel depletion mode Dual Gate MOSFET protected against excessive input voltage surges by integrated back to back diodes between gate and source. Used in VHF television tuners and FM tuners applications.

    .
    Interconnected source and substrate
    .
    150°C Junction temperature
    View all
    BF998 Product overview

    The BF998 from NXP is a surface mount, silicon N channel dual gate MOSFET in SOT143B package. This is an depletion type field effect transistor in plastic microminiature with source and substrate interconnected, transistors are protected against input voltage surges by integrated back to back diodes between gates and source. Features high forward transfer admittance to input capacitance ratio and low noise gain controlled amplifier up to 1 GHz. BF998 is used in professional communication equipment and VHF and UHF television tuners.

    .
    Drain to source voltage (Vds) of 12V
    .
    Drain current of 30mA
    .
    Power dissipation of 200mW
    .
    Operating junction temperature of 150°C
    View all
    BF991,215 Product overview

    The BF991 is a 20V N-channel depletion mode Dual Gate MOSFET protected against excessive input voltage surges by integrated back to back diodes between gate and source. Used in VHF television tuners and FM tuners applications.

    .
    Interconnected source and substrate
    .
    150°C Junction temperature
    View all

BF998 Alternative Parts

Image Part Compare Manufacturer Category Description
Image:BF998 Mfr.Part#:BF998 Compare: Current Part Manufacturers:Nxp Category:MOSFETs Description:Trans rf mosfet n-ch 12v 0.03a 4pin(3+tab) sot-143b
Image:BF998,215 Mfr.Part#:BF998,215 Compare: BF998 VS BF998,215 Manufacturers:Nxp Category:Transistors Description:Trans rf mosfet n-ch 12v 0.03a 4pin(3+tab) sot-143b t/r
Image:BF991 Mfr.Part#:BF991 Compare: BF998 VS BF991 Manufacturers:Nxp Category:MOSFETs Description:Trans rf mosfet n-ch 20v 0.02a 4pin(3+tab) sot-143b
Image:BF998R,215 Mfr.Part#:BF998R,215 Compare: BF998 VS BF998R,215 Manufacturers:Nxp Category:Transistors Description:Trans rf mosfet n-ch 12v 0.03a 4pin(3+tab) sot-143r t/r