Transcription of 2N4401 General Purpose Transistors
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Semiconductor Components Industries, LLC, 2010 February, 2010 Rev. 41 Publication Order Number: 2N4401 /D2N4401 General PurposeTransistorsNPN SiliconFeatures Pb Free Packages are Available*MAXIMUM RATINGSR atingSymbolValueUnitCollector Emitter VoltageVCEO40 VdcCollector Base VoltageVCBO60 VdcEmitter Base Current ContinuousIC600mAdcTotal Device Dissipation@ TA = 25 CDerate above 25 CTotal Device Dissipation@ TC = 25 CDerate above 25 COperating and Storage JunctionTemperature RangeTJ, Tstg 55 to+150 CTHERMAL CHARACTERISTICSC haracteristicSymbolMaxUnitThermal Resistance, Junction to AmbientRqJA200 C/WThermal Resistance, Junction to C/WStresses exceeding Maximum Ratings may damage the device.
hfe and other “h” parameters for this series of transistors. To obtain these curves, a high−gain and a low−gain unit were selected from the 2N4401 lines, and the same units were used to develop the correspondingly numbered curves on each graph. Figure 11. Current Gain
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