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| MMBTA44 High-Voltage NPN Transistor Surface Mount COLLECTOR 3 SOT-23 3 1 1 BASE 2 EMITTER 2 Maximum Ratings Rating C ollector-E mitter V oltage C ollector-B as e V oltage E mitter-B as e V Oltage C ollector C urrent-C ontinuous Symbol VCEO VCBO VEBO IC Symbol PD R JA PD R JA TJ,Tstg Value 400 450 6.0 300 Max 225 1.8 556 350 2.8 357 -55 to +150 Unit Vdc Vdc Vdc mAdc Thermal Characteristics Characteristics Total Device Dissipation FR-5 Board (1) TA=25 C Derate above 25 C Thermal Resistance, Junction to Ambient Total Device Dissipation Alumina Substrate, (2) TA=25 C Derate above 25 C Thermal Resistance, Junction to Ambient Junction and Storage, Temperature Unit mW mW/ C C/W mW mW/ C C/W C Device Marking MMBTA44=3D Electrical Characteristics Off Characteristics (T A=25 C Unles s Otherwis e noted) Characteristics Symbol Min Max 100 100 Unit Collector-Emitter Breakdown Voltage(3) (IC=1.0mAdc.IB=0) Collector-Base Breakdown Voltage (IC=100 uAdc, IE=0) Emitter-Base Breakdown Voltage (IE=10 uAdc, IC=0) Base Cutoff Current (VCB=400 Vdc, IE=0) Emitter Cutoff Current VEB=4V, IC=0 1.FR-5=1.0 x 0.75 x 0.062 in. 2.Alumina=0.4 x 0.3 x 0.024 in. 99.5% alumina. 3.Pulse Test:Pulse Width 300 S, Duty Cycle 2.0%. V(BR)CEO V(BR)CBO V(BR)EBO ICBO IEBO 400 450 6.0 Vdc Vdc Vdc nAdc nAdc - WEITRON http://www.weitron.com.tw MMBTA44 Electrical Characteristics (TA=25 Characteristics C unless otherwise noted) (Countinued) Symbol Min WE IT R ON Max Unit On Characteristics DC Current Gain (IC= 1.0 mAdc, VCE=10Vdc) (IC= 10 mAdc, VCE= 10Vdc) (IC= 50 mAdc, VCE= 10Vdc) (IC= 100 mAdc, VCE= 10Vdc) Collector-Emitter Saturation Voltage(3) (IC= 1.0 mAdc, IB= 0.1 mAdc) (IC= 10 mAdc, IB= 1.0 mAdc) (IC= 50 mAdc, IB= 5.0 mAdc) Base-Emitter Saturation Voltage (3) (IC= 10 mAdc, IB= 1.0 mAdc) Current-Gain-Bandwidth Product (IC= 10 mAdc, VCE= 10 Vdc, f=10MHz) VCE(sat) HFE(1) HFE(2) HFE(3) HFE(4) 40 50 45 20 - 2.00 . - 0.40 0.50 0.75 Vdc VBE(sat) - 0.75 Vdc fT 20 - MHz WEITRON http://www.weitron.com.tw MMBTA44 SOT-23 Package Outline Dimension SOT-23 A T OP V IE W B C D E G H K J L M Dim A B C D E G H J K L M Min 0.35 1.19 2.10 0.85 0.46 1.70 2.70 0.01 0.89 0.30 0.076 Max 0.51 1.40 3.00 1.05 1.00 2.10 3.10 0.13 1.10 0.61 0.25 WEITRON http://www.weitron.com.tw |
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