2sa1428 2009-12-21 1 toshiba transistor silicon pnp epitaxial type (pct process) 2sa1428 power amplifier applications power switching applications ? low collector-emitter saturation voltage: v ce (sat) = ? 0.5 v (max) (i c = ? 1 a) ? high-speed switching: t stg = 1.0 s (typ.) ? complementary to 2sc3668 absolute maximum ratings (ta = 25c) characteristics symbol rating unit collector-base voltage v cbo ? 50 v collector-emitter voltage v ceo ? 50 v emitter-base voltage v ebo ? 5 v collector current i c ? 2 a base current i b ? 0.2 a collector power dissipation p c 1000 mw junction temperature t j 150 c storage temperature range t stg ? 55 to 150 c note1: using continuously under heav y loads (e.g. the application of high temperature/current/voltage and the significant chang e in temperature, etc.) may cause this product to decrease in the reliability significantly ev en if the operating conditions (i.e. operating temperature/current/voltage, etc.) are within the absolute maximum ratings. please design the appropriate reliability upon reviewing the toshiba semiconductor reliability handbook (?handling precautions?/derating concept and methods) and indi vidual reliability data (i.e. reliability test report and estimated failure rate, etc). unit: mm jedec D jeita D toshiba 2-7d101a weight: 0.2 g (typ.)
2sa1428 2009-12-21 2 electrical characteristics (ta = 25c) characteristics symbol test condition min typ. max unit collector cut-off current i cbo v cb = ? 50 v, i e = 0 D D ? 1.0 a emitter cut-off current i ebo v eb = ? 5 v, i c = 0 D D ? 1.0 a collector-emitter breakdown voltage v (br) ceo i c = ? 10 ma, i b = 0 ? 50 D D v h fe (1) (note 2) v ce = ? 2 v, i c = ? 0.5 a 70 D 240 dc current gain h fe (2) v ce = ? 2 v, i b = ? 1.5 a 40 D D collector-emitter saturation voltage v ce (sat) i c = ? 1 a, i b = ? 0.05 a D D ? 0.5 v base-emitter saturation voltage v be (sat) i c = ? 1 a, i b = ? 0.05 a D D ? 1.2 v transition frequency f t v ce = ? 2 v, i c = ? 0.5 a D 100 D mhz collector output capacitance c ob v cb = ? 10 v, i e = 0, f = 1 mhz D 40 D pf turn-on time t on D 0.1 D storage time t stg D 1.0 D switching time fall time t f i b1 = 0.05 a,i b2 = 0.05 a duty cycle 1% D 0.1 D s note 2: h fe (1) classification o: 70 to 140, y: 120 to 240 marking note 3: a line under a lot no. identifies the indication of product labels. not underlined: [[pb]]/includes > mcv underlined: [[g]]/rohs compatible or [[g]]/rohs [[pb]] please contact your toshiba sales r epresentative for details as to environmental matters such as the rohs compatibility of product. the rohs is t he directive 2002/95/ec of the europe an parliament and of the council of 27 january 2003 on the restriction of the use of certain hazardous substances in electrical and electronic equipment. i b1 20 s v cc = ? 30 v output 30 i b2 i b1 input i b2 a1428 lot no. note 3 characteristics indicator part no. (or abbreviation code)
2sa1428 2009-12-21 3 collector current i c (a) v ce ? i c collector-emitter voltage v ce (v) collector current i c (a) v ce ? i c collector-emitter voltage v ce (v) ? 1.0 0 0 ? 0.8 ? 0.6 ? 0.4 ? 0.2 ? 0.4 ? 0.8 ? 1.2 ? 1.6 ? 2.0 ? 2.4 i b = ? 5 ma ? 40 ? 20 ? 30 ? 120 ? 2.8 ? 60 ? 80 ? 160 ? 180 ? 200 common emitter ta = 100c v ce ? i c collector current i c (a) collector-emitter voltage v ce (v) 0 0 ? 0.8 ? 0.6 ? 0.4 ? 0.2 ? 0.4 ? 0.8 ? 1.2 ? 1.6 ? 2.0 ? 2.4 i b = ? 10 ma ? 40 ? 20 ? 30 ? 60 ? 80 ? 120 common emitter ta = ? 55c ? 2.8 ? 1.0 ? 160 ? 200 collector current i c (a) h fe ? i c dc current gain h fe 10 ? 0.005 1000 ta = 100c 25 ? 0.01 ? 0.1 ? 0.3 ? 1 30 50 100 300 common emitter v ce = ? 2 v ? 55 ? 0.03 ? 3 500 ? 1.0 0 0 ? 0.8 ? 0.6 ? 0.4 ? 0.2 ? 0.4 ? 0.8 ? 1.2 ? 1.6 ? 2.0 ? 2.4 i b = ? 5 ma ? 10 ? 20 ? 40 ? 80 ? 120 ? 200 common emitter ta = 25c ? 2.8 ? 160 collector current i c (a) v ce (sat) ? i c collector-emitter saturation voltage v ce (sat) (v) ? 0.01 ? 0.005 ? 1 ta = 100c 25 ? 0.01 ? 0.1 ? 0.3 ? 1 ? 0.03 ? 0.05 ? 0.1 ? 0.3 common emitter i c /i b = 20 ? 55 ? 0.03 ? 3 ? 0.5 collector current i c (a) v be (sat) ? i c base-emitter saturation voltage v be (sat) (v) ? 0.1 ? 0.005 ? 10 ta = ? 55c 25 ? 0.01 ? 0.1 ? 0.3 ? 1 ? 0.3 ? 0.5 ? 1 ? 3 common emitter i c /i b = 20 100 ? 0.03 ? 3 ? 5
2sa1428 2009-12-21 4 base-emitter voltage v be (v) i c ? v be collector current i c (a) ? 2.0 0 0 ? 0.5 ? 1.0 ? 1.5 ? 0.4 ? 0.8 ? 1.2 ? 1.6 ? 2.0 common emitter v ce = ? 2 v 25 ta = 100c ? 55 ambient temperature ta (c) p c ? ta collector power dissipation p c (w) 0 0 0.2 0.4 0.6 0.8 1.0 1.2 20 40 60 80 100 120 160 140 collector-emitter voltage v ce (v) safe operating area collector current i c (a) ? 10 ? 0.003 ? 0.03 ? 0.005 ? 0.01 ? 0.03 ? 0.05 ? 0.1 ? 0.3 ? 0.5 ? 1 ? 5 ? 0.1 ? 1 ? 3 ? 10 ? 30 *: single nonrepetitive pulse ta = 25c curves must be derated linearly with increase in temperature. i c max (continuous) i c max (pulsed) t = 1 ms* 10 ms* 100 ms* dc operation ta = 25c ? 3 ? 0.3 ? 100 v ceo max 1s*
2sa1428 2009-12-21 5 restrictions on product use ? toshiba corporation, and its subsidiaries and affiliates (collect ively ?toshiba?), reserve the right to make changes to the in formation in this document, and related hardware, software a nd systems (collectively ?product?) without notice. ? this document and any information herein may not be reproduc ed without prior written permission from toshiba. even with toshiba?s written permission, reproduc tion is permissible only if reproducti on is without alteration/omission. ? though toshiba works continually to improve product?s quality and reliability, product can malfunction or fail. customers are responsible for complying with safety standards and for prov iding adequate designs and safeguards for their hardware, software and systems which minimize risk and avoid situations in which a ma lfunction or failure of product could cause loss of human life, b odily injury or damage to property, including data loss or corruption. before customers use the product, create designs including the product, or incorporate the product into their own applications, cu stomers must also refer to and comply with (a) the latest versions of all relevant toshiba information, including without limitation, this document, the specifications, the data sheets and application notes for product and the precautions and condi tions set forth in the ?toshiba semiconductor reliability handbook? and (b) the instructions for the application with which the product will be us ed with or for. customers are solely responsible for all aspe cts of their own product design or applications, including but not limited to (a) determining the appropriateness of the use of this product in such design or applications; (b) eval uating and determining the applicability of any info rmation contained in this document, or in c harts, diagrams, programs, algorithms, sample application circuits, or any other referenced documents; and (c) validating all operatin g parameters for such designs and applications. toshiba assumes no liability for customers? product design or applications. ? product is intended for use in general el ectronics applications (e.g., computers, personal equipment, office equipment, measur ing equipment, industrial robots and home electroni cs appliances) or for specif ic applications as expre ssly stated in this document . product is neither intended nor warranted for use in equipment or systems that require extraordinarily high levels of quality a nd/or reliability and/or a malfunction or failure of which may cause loss of human life, bodily injury, serious property damage or se rious public impact (?unintended use?). unintended use includes, without limitation, equipment used in nuclear facilities, equipment used in the aerospace industry, medical equipment, equipment used for automobiles, trains, ships and other transportation, traffic s ignaling equipment, equipment used to control combustions or explosions, safety dev ices, elevators and escalato rs, devices related to el ectric power, and equipment used in finance-related fields. do not use product for unintended use unless specifically permitted in thi s document. ? do not disassemble, analyze, reverse-engineer, alter, modify, translate or copy product, whether in whole or in part. ? product shall not be used for or incorporated into any products or systems whose manufacture, use, or sale is prohibited under any applicable laws or regulations. ? the information contained herein is pres ented only as guidance for product use. no re sponsibility is assumed by toshiba for an y infringement of patents or any other intellectual property rights of third parties that may result from the use of product. no license to any intellectual property right is granted by this document, whether express or implied, by estoppel or otherwise. ? a bsent a written signed agreement, except as provid ed in the relevant terms and conditions of sale for product, and to the maximum extent allowable by law, toshiba (1) assumes no liability whatsoever, including without limitation, indirect, co nsequential, special, or incidental damages or loss, including without limitation, loss of profit s, loss of opportunities, business interruption and loss of data, and (2) disclaims any and all express or implied warranties and conditions related to sale, use of product, or information, including warranties or conditions of merchantability, fitness for a particular purpose, accuracy of information, or noninfringement. ? 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