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MMBT6427LT1
Preferred Device
Darlington Transistor
NPN Silicon
Features
• Pb−Free Package is Available
MAXIMUM RATINGS
Rating Collector −Emitter Voltage Collector −Base Voltage Emitter −Base Voltage Collector Current − Continuous Symbol VCEO VCBO VEBO IC Value 40 40 12 500 Unit Vdc Vdc Vdc mAdc
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COLLECTOR 3 BASE 1
EMITTER 2
THERMAL CHARACTERISTICS
Characteristic Total Device Dissipation FR−5 Board, (Note 1) TA = 25°C Derate above 25°C Thermal Resistance, Junction−to−Ambient Total Device Dissipation Alumina Substrate, (Note 2) TA = 25°C Derate above 25°C Thermal Resistance, Junction−to−Ambient Junction and Storage Temperature Symbol PD 225 1.8 RqJA PD 300 2.