rn1441 rn1444 2001-06-07 1 toshiba transistor silicon npn epitaxial type (pct process) rn1441,rn1442,rn1443,rn1444 muting and switching applications high emitter-base voltage: v ebo = 25v (min) high reverse h fe : reverse h fe = 150 (typ.) (v ce = ? 2v, i c = ? 4ma) low on resistance: r on = 1 ? (typ.) (i b = 5ma) with built-in bias resistors simplify circuit design reduce a quantity of parts and manufacturing process equivalent circuit maximum ratings (ta = 25 c) marking characteristic symbol rating unit collector-base voltage v cbo 50 v collector-emitter voltage v ceo 20 v emitter-base voltage v ebo 25 v collector current i c 300 ma collector power dissipation p c 200 mw junction temperature t j 150 c storage temperature range t stg ? 55~150 c jedec to-236mod eiaj sc-59 toshiba 2-3f1a weight: 0.012g h fe classification type no. a b rn1441 ka kb rn1442 la lb rn1443 na nb rn1444 ca cb unit in mm
rn1441 rn1444 2001-06-07 2 electrical characteristics (ta = 25 c) characteristic symbol test circuit test condition min typ. max unit collector cut-off current i cbo D v cb = 50v, i e = 0 D D 0.1 a emitter cut-off current i ebo D v eb = 25v, i c = 0 D D 0.1 a dc current gain h fe (note) D v ce = 2v, i c = 4ma 200 D 1200 collector-emitter saturation voltage v ce (sat) D i c = 30ma, i b = 3ma D D 0.1 v transition frequency f t D v ce = 6v, i c = 4ma D 30 D mhz collector output capacitance c ob D v cb = 10v, i e = 0, f = 1mhz D 4.8 D pf rn1441 3.9 5.6 7.3 rn1442 7 10 13 rn1443 15.4 22 28.6 input resistor rn1444 r1 D D 1.54 2.2 2.86 k ? note : h fe classification a: 200 700 b: 350 1200
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rn1441 rn1444 2001-06-07 9 ? toshiba is continually working to improve the quality and reliability of its products. nevertheless, semiconductor devices in general can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical stress. it is the responsibility of the buyer, when utilizing toshiba products, to comply with the standards of safety in making a safe design for the entire system, and to avoid situations in which a malfunction or failure of such toshiba products could cause loss of human life, bodily injury or damage to property. in developing your designs, please ensure that toshiba products are used within specified operating ranges as set forth in the most recent toshiba products specifications. also, please keep in mind the precautions and conditions set forth in the ?handling guide for semiconductor devices,? or ?toshiba semiconductor reliability handbook? etc.. ? the toshiba products listed in this document are intended for usage in general electronics applications (computer, personal equipment, office equipment, measuring equipment, industrial robotics, domestic appliances, etc.). these toshiba products are neither intended nor warranted for usage in equipment that requires extraordinarily high quality and/or reliability or a malfunction or failure of which may cause loss of human life or bodily injury (?unintended usage?). unintended usage include atomic energy control instruments, airplane or spaceship instruments, transportation instruments, traffic signal instruments, combustion control instruments, medical instruments, all types of safety devices, etc.. unintended usage of toshiba products listed in this document shall be made at the customer?s own risk. ? the information contained herein is presented only as a guide for the applications of our products. no responsibility is assumed by toshiba corporation for any infringements of intellectual property or other rights of the third parties which may result from its use. no license is granted by implication or otherwise under any intellectual property or other rights of toshiba corporation or others. ? the information contained herein is subject to change without notice. 000707ea a restrictions on product use
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