MMST6428 Transistors NPN small signal transistor MMST6428 z Features z Dimensions (Unit : mm) 1) Ideal for switching and AF amplifier applications. MMST6428 2.9 1.1 0.4 0.8 z Packaging specifications ( ) 3 Package Taping Type Code T146 (2) (1) Basic ordering unit (pieces) 3000 0.95 0.95 0.15 1.9 MMST6428 (1)Emitter Each lead has same dimensions (2)Base (3)Collector Abbreviated symbol : R1K z Absolute maximum ratings (Ta=25C) Parameter Symbol Limits Unit Collector-base voltage VCBO 60 V Collector-emitter voltage VCEO 50 V Emitter-base voltage VEBO 6 V Collector current IC 0.2 A Collector power dissipation PC 0.2 W Junction temperature Tj 125 C Storage temperature Tstg 55 to 125 C z Electrical characteristics (Ta=25C) Parameter Symbol Min. Typ. Max. Unit Conditions Collector-emitter breakdown voltage BVCEO 50 VIC= 1mA Emitter-base breakdown voltage BVCBO 60 V IC= 100A Collector-base cutoff current ICBO 0.1 A VCB= 30V Collector-emitter cutoff current ICEO 0.1 A VCE= 30V Emitter-base cutoff current IEBO 0.1 A VEB= 5V VCE(sat)1 0.2 V IC/IB= 10mA/ 0.5mA Collector-emitter saturation voltage VCE(sat)2 0.6 V IC/IB= 100mA/ 5mA Base-emitter voltage VBE(on) 0.56 0.66 V VCE= 5V, IC= 1mA 250 VCE= 5V, IC= 0.01mA 250 VCE= 5V, IC= 0.1mA DC current transfer ratio hFE 250 650 VCE= 5V, IC= 1mA 250 VCE= 5V, IC= 10mA Transition frequency fT 100 700 MHz VCE= 5V, IC= 1mA, f=100MHz Collector output capacitance Cob 3.0 pF VCB= 10V, IE= 0A, f=1MHz 1/1 1.6 2.8 0.3Min. 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 toobjectiv criteria or aninforme (by MITI clause) on the basis ofcatch all controls for Non-Proliferation of Weapons of Mass Destruction. Appendix1-Rev1.1