〈SMALL-SIGNAL TRANSISITOR〉 RT4N631C TRANSISTOR WITH RESISTOR FOR MUTING APPLICATION SILICON NPN EPITAXIAL TYPE OUTLINE DRAWING DESCRIPTION RT4N631C is a silicon NPN epitaxial type transistor. This product is most suitable for muting circuit , switching circuit because of low on resistance , small collector to emitter saturation voltage. Unit : mm 2.5 1.5 ● Small package for easy mounting. ② 0.5 0.4 0.95 FEATURE ① 0.9 5 2.9 1.90 0.5 ③ ● High reverse hFE ● Small collector to emitter saturation voltage 0～0.1 APPLICATION muting circuit、switching circuit JEITA：SC-59 EQUIVALENT CIRCUIT R1 B (IN) 0.8 1.1 Ron=1.1Ω(TYP.)（@VI=7V） 0.16 VCE(sat)=40mV(TYP.)（@IC=50mA/IB=2.5mA） ●Low on Resistance TERMINAL CONNECTOR ①：BASE C (OUT) ②：EMITTER ③：COLLECTOR R2 E (GND) MAXIMUM RATINGS（Ta=25℃） Symbol Parameter Ratings Unit VCBO Collector to Base voltage 20 V VEBO VCEO IC Emitter to Base voltage -10 10 V Collector to Emitter voltage 20 V Collector current 600 mA PC Peak Collector current 200 mW Tj Collector dissipation（Total Ta=25℃） +150 ℃ -55～+150 ℃ Tstg Junction temperature ISAHAYA ELECTRONICS CORPORATION 〈SMALL-SIGNAL TRANSISITOR〉 RT4N631C TRANSISTOR WITH RESISTOR FOR MUTING APPLICATION SILICON NPN EPITAXIAL TYPE ELECTRICAL CHARACTERISTICS（Ta=25℃） Parameter C to E break down voltage Symbol V（BR）CEO Limits Test conditions Unit Min Typ Max 20 - - V =20V, I E=0mA - - 0.5 μA =5V ,I C=50mA 70 190 - - I C=1mA,R BE =∞ Collector cut off current ICBO V CB DC forward current gain hFE V CE C to E saturation voltage VCE(sat) I C=50mA ,I B=2.5mA - 40 80 mV Input on voltage VI(ON) VCE=0.3V, IC=10mA - 1.5 2.0 V Input off voltage VI(OFF) VCE=5V, IC=100μA 0.5 1.0 - V Input resistor R1 － 4.8 6.8 8.8 kΩ Resistor ratio R2/R1 - 0.8 1 1.2 - - 120 - MHz - 1.1 - Ω Gain band width product fT Output “ON” resistance Ron V CE =10V, I E=-20mA, f=100MHz V I=7V, R L=1kΩ, f=1MHz ISAHAYA ELECTRONICS CORPORATION Marketing division, Marketing planning department 6-41 Tsukuba, Isahaya, Nagasaki, 854-0065 Japan Keep safety first in your circuit designs! ·ISAHAYA Electronics Corporation puts the maximum effort into making semiconductor products better and more reliable, but there is always the possibility that trouble may occur with them. Trouble with semiconductors may lead to personal injury, fire or property damage. Remember to give due consideration to safety when making your circuit designs, with appropriate measures such as (1) placement of substitutive, auxiliary, (2) use of non-farmable material or (3) prevention against any malfunction or mishap. Notes regarding these materials ·These materials are intended as a reference to our customers in the selection of the ISAHAYA products best suited to the customer’s application; they don't convey any license under any intellectual property rights, or any other rights, belonging ISAHAYA or third party. ·ISAHAYA Electronics Corporation assumes no responsibility for any damage, or infringement of any third party's rights , originating in the use of any product data, diagrams, charts or circuit application examples contained in these materials. ·All information contained in these materials, including product data, diagrams and charts, represent information on products at the time of publication of these materials, and are subject to change by ISAHAYA Electronics Corporation without notice due to product improvements or other reasons. It is therefore recommended that customers contact ISAHAYA Electronics Corporation or an authorized ISAHAYA products distributor for the latest product information before purchasing product listed herein. ·ISAHAYA Electronics Corporation products are not designed or manufactured for use in a device or system that is used under circumstances in which human life is potentially at stake. Please contact ISAHAYA electronics corporation or an authorized ISAHAYA products distributor when considering the use of a product contained herein for any specific purposes , such as apparatus or systems for transportation, vehicular, medical, aerospace, nuclear, or undersea repeater use. ·The prior written approval of ISAHAYA Electronics Corporation is necessary to reprint or reproduce in whole or in part these materials. ·If these products or technologies are subject to the Japanese export control restrictions, they must be exported under a license from the Japanese government and cannot be imported into a country other than the approved destination. Any diversion or re-export contrary to the export control laws and regulations of Japan and/or the country of destination is prohibited. ·Please contact ISAHAYA Electronics Corporation or authorized ISAHAYA products distributor for further details on these materials or the products contained therein. Jan.2003