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Bare Die Data Sheet: BFQ51

This PNP transistor is primarily intended for use in RF wideband amplifiers. The transistor features low intermodulation distortion and high power gain; due to its very high transition frequency. NPN complement is BFR90A.
Replaces obsolete Motorola MRF521, MRFC521
Features:
** END OF LIFE ** NOT RECOMMENDED FOR NEW DESIGN
  • High Power Gain
  • Low Noise Figure
  • High Transition Frequency
  • High Reliability Gold Metalisation
  • Used in Instrumentation applications such as Wideband preamplifiers, oscilloscopes, spectrum analyzers, frequency counters
  • Used in Communications applications such as VHF/UHF amplifiers, Log amplifiers, CATV, MATV amplifiers and Microwave amplifiers.
Vendor:
Silicon Supplies
  Electrical Datasheet

Die Physical Data:
Footprint: 0.144mm² (223.821mil²)
X: 380µm (15mil)
Y: 380µm (15mil)
  Request Pad Layout

In Stock: Available on request
Product Families: Used for this device are tabulated below.
Functional:
    N/A
Specification:
VCEO(Max): -15V
IC(Max): -25mA
Noise Figure: 2.4dB
GP(Typ): 16.0dB
fT(Typ): 4.5GHz
PD: 200mW
Other Detail: Important information for this device is tabulated below.
Traffic light setting for Minimum Order Quantity indicates the following:
  • Green:Available from stock or at low factory MOQ.
  • Amber: Available on factory order with MOQ.
  • Red: High factory MOQ may apply, please ask for details.
Traffic light setting for High Reliability indicates the following:
  • Green: This bare die is specified and tested for use in high reliability applications.
  • Amber: This bare die can meet higher reliability specifications with additional testing & qualification, please ask for details.
  • Red: This bare die is not specified or specifically designed for use in high reliability applications.
Traffic light setting for Space Grade indicates the following:
  • Green: This bare die is qualified for space applications or has space level qualification data, please ask for details.
  • Amber: This bare die can be specified for space applications with additional testing and qualification, please ask for details.
  • Red: Suitability of this bare die for space applications is unknown and requires further qualification, please ask for details.