Medium power transistor(80V, 0.7A) 2SB1189 / 2SB1238 Features 1) High breakdown voltage, BVCEO=80V, and high current, IC=0.7A. 2) Complements the 2SD1767 / 2SD1859. Dimensions (Unit : mm) 2SB1189 4.0 1.5 0.4 1.0 Collector power dissipation 2SB1189 Unit VCBO −80 VCEO −80 VEBO −5 IC −0.7 V V V A 0.5 PC W 2 1 Tj 150 Tstg −55 to +150 1.6 (1) Base (2) Collector (3) Emitter ROHM : MPT3 EIAJ : SC-62 ∗1 ∗2 °C °C ∗1 When mounted on a 40×40×0.7 mm ceramic board. ∗2 Printed circuit board 1.7 mm thick, collector plating 1cm2 or larger. 2SB1238 2.5 Type ∗Denotes h 2SB1189 MPT3 QR 2SB1238 ATV QR − TV2 2500 BD∗ T100 1000 1.0 0.65Max. 0.5 4.4 Packaging specifications and hFE 14.5 0.9 6.8 Package hFE Marking Code Basic ordering unit (pieces) 4.5 0.5 1.5 Limits 2SB1238 Junction temperature Storage temperature (3) Symbol 0.4 Emitter-base voltage Collector current (1) 1.5 0.4 Parameter Collector-base voltage Collector-emitter voltage 0.5 (2) 3.0 Absolute maximum ratings (Ta=25C) 2.5 (1) (2) (3) 2.54 2.54 1.05 0.45 FE Taping specifications ROHM : ATV (1) Emitter (2) Collector (3) Base Electrical characteristics (Ta=25C) Parameter Symbol Min. Typ. Max. Unit Collector-base breakdown voltage Collector-emitter breakdown voltage BVCBO −80 − − V BVCEO −80 − − V IC=−50μA IC=−2mA Emitter-base breakdown voltage Collector cutoff current Emitter cutoff current BVEBO −5 − − V IE=−50μA ICBO − − −0.5 μA VCB=−50V IEBO − − −0.5 μA VEB=−4V Collector-emitter saturation voltage DC current transfer ratio Transition frequency VCE(sat) −0.2 − −0.4 390 V − IC/IB=−500mA/−50mA hFE − 120 fT − 100 − MHz Cob − 14 20 pF Output capacitance www.rohm.com c 2010 ROHM Co., Ltd. All rights reserved. ○ Conditions VCE/IC=−3V/−0.1A VCE=−10V, IE=50mA, f=100MHz VCB=−10V, IE=0A, f=1MHz 1/2 2010.07 - Rev.B 2SB1189 / 2SB1238 Data Sheet Electrical characteristics curves −50 A −8m −7mA −6mA −0.8 −5mA −0.6 −4mA −3mA −0.4 −2mA −0.2 −1mA IB= 0mA 0 −2 0 −4 −6 −8 −10 −5 −2 −1 −0.5 COLLECTOR TO EMITTER VOLTAGE : VCE (V) Ta=25°C −0.2 −0.1 IC/IB=20/1 −0.05 IC/IB=10/1 −0.02 −5 −10 −20 −0.2 −0.4 −0.6 −0.8 −1.0 −1.2 −1.4 −1.6 Ta=25°C VCE= −5V 500 200 100 50 −50 −100 −200 −500 2 5 10 20 50 EMITTER CURRENT : IE (mA) Fig.5 Gain bandwidth product vs. emitter current −0.5 −1 −2 −5 −10 −20 EMITTER TO BASE VOLTAGE : VEB (V) Fig.7 Emitter input capacitance vs. emitter-base voltage www.rohm.com c 2010 ROHM Co., Ltd. All rights reserved. ○ −0.5 COLLECTOR CURRENT : IC (A) EMITTER INPUT CAPACITANCE : Cib (pF) 10 −5 −10 −20 −50 −100 −200 −500 COLLECTOR CURRENT : IC (mA) Fig.3 DC current gain vs. collector current Ta=25°C f=1MHz IE=0A 100 50 Cob 20 10 −0.5 −1 −2 −5 −10 −20 Fig.6 Collector output capacitance vs. collector-base voltage −0.2 s∗ 0m =1 Pw s∗ m 00 20 −2 −1.0 DC 50 −1 =1 Pw Ta=25°C f=1MHz IC=0A −3V COLLECTOR TO BASE VOLTAGE : VCE (V) Fig.4 Collector-emitter saturation voltage vs.collector current Cib 100 −1V 0 COLLECTOR CURRENT : IC (mA) 100 VCE= −5V 200 50 Fig.2 Ground emitter propagation characteristics 20 −0.01 −1 500 BASE TO EMITTER VOLTAGE : VBE (V) TRANSITION FREQUENCY : fT (MHz) COLLECTOR SATURATION VOLTAGE : VCE(sat) (V) Fig.1 Ground emitter output characteristics Ta=25°C −0.2 −0.1 −10 Ta=25°C VCE= −6V −20 DC CURRENT GAIN : hFE −10mA −9mA COLLECTOR OUTPUT CAPACITANCE : Cob (pF) Ta=25°C COLLECTOR CURRENT : IC (mA) COLLECTOR CURRENT : IC (A) −1.0 −0.1 −0.05 −0.02 −0.01 −0.005 −0.002 Ta=25°C ∗Single pulse −0.001 −0.1 −0.2 −0.5 −1 −2 −5 −10 −20 −50 −100 COLLECTOR TO EMITTER VOLTAGE : VCE (V) Fig.8 Safe operating area (2SB1189) 2/2 2010.07 - Rev.B Notice Notes No copying or reproduction of this document, in part or in whole, is permitted without the consent of ROHM Co.,Ltd. The content specified herein is subject to change for improvement without notice. The content specified herein is for the purpose of introducing ROHM's products (hereinafter "Products"). If you wish to use any such Product, please be sure to refer to the specifications, which can be obtained from ROHM upon request. Examples of application circuits, circuit constants and any other information contained herein illustrate the standard usage and operations of the Products. The peripheral conditions must be taken into account when designing circuits for mass production. Great care was taken in ensuring the accuracy of the information specified in this document. However, should you incur any damage arising from any inaccuracy or misprint of such information, ROHM shall bear no responsibility for such damage. The technical information specified herein is intended only to show the typical functions of and examples of application circuits for the Products. ROHM does not grant you, explicitly or implicitly, any license to use or exercise intellectual property or other rights held by ROHM and other parties. ROHM shall bear no responsibility whatsoever for any dispute arising from the use of such technical information. The Products specified in this document are intended to be used with general-use electronic equipment or devices (such as audio visual equipment, office-automation equipment, communication devices, electronic appliances and amusement devices). The Products specified in this document are not designed to be radiation tolerant. While ROHM always makes efforts to enhance the quality and reliability of its Products, a Product may fail or malfunction for a variety of reasons. Please be sure to implement in your equipment using the Products safety measures to guard against the possibility of physical injury, fire or any other damage caused in the event of the failure of any Product, such as derating, redundancy, fire control and fail-safe designs. ROHM shall bear no responsibility whatsoever for your use of any Product outside of the prescribed scope or not in accordance with the instruction manual. The Products are not designed or manufactured to be used with any equipment, device or system which requires an extremely high level of reliability the failure or malfunction of which may result in a direct threat to human life or create a risk of human injury (such as a medical instrument, transportation equipment, aerospace machinery, nuclear-reactor controller, fuelcontroller or other safety device). ROHM shall bear no responsibility in any way for use of any of the Products for the above special purposes. If a Product is intended to be used for any such special purpose, please contact a ROHM sales representative before purchasing. If you intend to export or ship overseas any Product or technology specified herein that may be controlled under the Foreign Exchange and the Foreign Trade Law, you will be required to obtain a license or permit under the Law. Thank you for your accessing to ROHM product informations. More detail product informations and catalogs are available, please contact us. ROHM Customer Support System http://www.rohm.com/contact/ www.rohm.com © 2010 ROHM Co., Ltd. All rights reserved. R1010A