2SC1741AS Transistors Medium Power Transistor (50V,0.5A) 2SC1741AS Features 1) High current.(IC=5A) 2) Low saturation voltage, typically VCE(sat)=0.1V at IC / IB=150mA / 15mA. Packaging specifications and hFE Type 2SC1741AS Package hFE SPT QR Marking - Code TP Basic ordering unit (pleces) 5000 Absolute maximum rationgs (Ta=25 C) Parameter Symbol VCBO Limits Unit 50 V Collector-emitter voltage VCEO 50 V Emitter-base voltage VEBO 5 V Collector current IC 0.5 A Collector power dissipation PC 0.3 W Collector-base voltage Junction temperature Tj 150 C Storage temperature Tstg -55 to +150 C Electrical characteristics (Ta=25 C) Parameter Symbol BVCBO Min. Typ. Max. Unit 50 - - Collector-emitter breakdown voltage BVCEO 50 - - V V Emitter-base breakdown voltage BVEBO 5 - Collector outoff current ICBO - - 0.5 Emitter cutoff current IEBO - 0.5 A A DC current rransfer ratio hFE 120 - 390 - VCE(sat) - 0.4 V Transition frequency fT - 250 - MHz Output capacitance Cob - 6.5 - pF Collector-base breakdown voltage Collector-emitter saturation voltage V Conditions IC=100 A IC=1mA IE=100 A VCB=30V VEB=4V VCE/IC=3V/0.1A IC/IB=150mA/15mA VCE=5V , IE=-20mA , f=100MHz VCB=10V , IE=0A , f=1MHz 1/2 2SC1741AS Transistors Electrical characteristic curves 200 100 1000 0.50 Ta=25 C Ta=25 C 0.45 2 1 -25 C 5 25 C C 20 10 0.5 500 0.40 80 DC CURRENT GAIN hFE COLLECTOR CURRENT : IC (mA) 50 Ta=100 COLLECTOR CURRENT : IC (mA) VCE=6V 100 0.35 0.30 60 0.25 0.20 40 0.15 0.10 20 1V 100 50 0.05 0.2 VCE=3V 200 IB=0mA 0.1 0 0.2 0.4 0.6 0.8 1.0 2 3 4 0.1 0.2 0.5 1 2 5 5 10 20 50 100 200 500 COLLECTOR TO EMITTER VOLTAGE : VCE (V) COLLECTOR CURRENT IC (mA) Fig.1 Ground emitter propagation characteristics Fig.2 Ground emitter output characteristics Fig.3 DC current gain vs. Collector current ( ) Ta=25 C VCE=10V 25 C -25 C 100 50 COLLECTOR SATURATION VOLTAGE : VCE (sat) (V) Ta=75 C IC/IB=10 0.5 COLLECTOR SATURATION VOLTAGE : VCE (sat) (V) 500 200 1 BASE TO VOLTAGE : VBE (V) 1000 DC CURRENT GAIN hFE 0 0 1.2 0.2 100/1 IC/IB= 0.1 50/1 20/1 0.05 10/1 0.5 0.2 0.1 0.05 25 C Ta=75 C -25 C 20 1 2 5 10 20 0.02 50 100 200 500 1000 5 10 20 50 100 200 500 0.02 5 10 20 50 100 200 500 1000 COLLECTOR CURRENT IC (mA) COLLECTOR CURRENT IC (mA) Fig.4 DC current gain vs. Collector currnet ( ) Fig.5 Collector-emitter saturation voltage vs. Collector current Fig.6 Collector-emitter saturation voltage vs. collector current Ta=25 C f=1MHz IE=0A 50 Cib 20 Cob 10 5 Ta=25 C COLLECTOR SATURATION VOLTAGE : VCE (sat) (V) COLLECTOR OUTPUT CAPACITANCE : Cob (pF) EMITTER INPUT CAPACITANCE : Cib (pF) COLLECTOR CURRENT IC (mA) VCE=6V 500 200 100 0.1 0.2 0.5 1 2 5 10 20 -1 -2 -5 -10 -20 COLLECTOR TO BASE VOLTAGE : VCB (V) EMITTER TO BASE VOLTAGE : VEB (V) EMITTER CURRENT : IE (mA) Fig.7 Input-and-output capacity vs.voltage characteristic Fig.8 Transition frequency vs.emitter current -50 2/2 Appendix Notes No technical content pages of this document may be reproduced in any form or transmitted by any means without prior permission of ROHM CO.,LTD. The contents described herein are subject to change without notice. The specifications for the product described in this document are for reference only. Upon actual use, therefore, please request that specifications to be separately delivered. Application circuit diagrams and circuit constants contained herein are shown as examples of standard use and operation. Please pay careful attention to the peripheral conditions when designing circuits and deciding upon circuit constants in the set. Any data, including, but not limited to application circuit diagrams information, described herein are intended only as illustrations of such devices and not as the specifications for such devices. ROHM CO.,LTD. disclaims any warranty that any use of such devices shall be free from infringement of any third party's intellectual property rights or other proprietary rights, and further, assumes no liability of whatsoever nature in the event of any such infringement, or arising from or connected with or related to the use of such devices. Upon the sale of any such devices, other than for buyer's right to use such devices itself, resell or otherwise dispose of the same, no express or implied right or license to practice or commercially exploit any intellectual property rights or other proprietary rights owned or controlled by ROHM CO., LTD. is granted to any such buyer. Products listed in this document are no antiradiation design. The products listed in this document are designed to be used with ordinary electronic equipment or devices (such as audio visual equipment, office-automation equipment, communications devices, electrical appliances and electronic toys). Should you intend to use these products with equipment or devices which require an extremely high level of reliability and the malfunction of with would directly endanger human life (such as medical instruments, transportation equipment, aerospace machinery, nuclear-reactor controllers, fuel controllers and other safety devices), please be sure to consult with our sales representative in advance. About Export Control Order in Japan Products described herein are the objects of controlled goods in Annex 1 (Item 16) of Export Trade Control Order in Japan. In case of export from Japan, please confirm if it applies to "objective" criteria or an "informed" (by MITI clause) on the basis of "catch all controls for Non-Proliferation of Weapons of Mass Destruction. Appendix1-Rev1.1