Power Transistor (−50V, −2A) 2SB1443 Dimensions (Unit : mm) Features 1) Low saturation voltage. VCE (sat) = −0.35V (Max.) at IC / IB = −1A / 50mA. 2) Excellent DC current gain characteristics. ATV Absolute maximum ratings (Ta=25C) Parameter Symbol Limits Unit VCBO VCEO −50 −50 V V Collector-base voltage Collector-emitter voltage Emitter-base voltage VEBO −6 −2 −5 Collector current IC Collector power dissipation PC 1 Junction temperature Storage temperature Tj 150 Tstg −55 to +150 (1) (2) (3) V A (DC) A (Pulse) ∗1 ∗2 W (1) Emitter (2) Collector (3) Base °C °C ∗1 Single pulse, Pw=10ms 2 ∗2 Printed circuit board 1.7mm thick, collector plating 1cm or larger. Packaging specifications and hFE Type 2SB1443 Package hFE Marking Code Basic ordering unit (pieces) ATV Q − TV2 2500 ∗Denotes hFE Electrical characteristics (Ta=25C) Parameter Symbol Min. Typ. Max. Unit BVCBO BVCEO BVEBO −50 −50 −6 IC=−50μA IC=−1mA IE=−50μA ICBO − − − − −0.1 V V V Collector cutoff current − − − − μA VCB=−50V Emitter cutoff current Collector-emitter saturation voltage IEBO − − 120 − −0.15 − −0.1 −0.35 270 μA V − VEB=−5V IC/IB=−1A/−50mA − − 200 36 − − MHz pF Collector-base breakdown voltage Collector-emitter breakdown voltage Emitter-base breakdown voltage DC current transfer ratio Transition frequency Output capacitance VCE(sat) hFE fT Cob Conditions VCE/IC=−2V/−0.5A VCE=−2V, IE=0.5A, f=100MHz VCB=−10V, IE=0A, f=1MHz ∗ ∗ ∗ Measured using pulse current www.rohm.com c 2011 ROHM Co., Ltd. All rights reserved. ○ 1/2 2011.06 - Rev.B Data Sheet 2SB1443 Electrical characteristics curves 6mA 5mA 1 800m 4mA 600m 3mA 400m 2mA 1mA 200m 0 1 2 3 4 5 6 7 8 9 −0.5 −0.2 −0.1 −0.05 −0.02 −0.01 −5m 10 −2m −1m 0 1000 500 Ta=100°C 200 Ta=25°C 100 Ta=−40°C 50 20 10 −0.2 −0.4 −0.6 −0.8 −1.0 −1.2 −1.4 5 -1m -5m -0.02 -0.1 -0.5 -2 -5-10 -2m -0.01 -0.05 -0.2 -1 COLLECTOR TO EMITTER VOLTAGE : VCE (V) BASE TO EMITTER VOLTAGE : VBE (V) COLLECTOR CURRENT : IC (A) Fig.1 Grounded Emitter Output Characteristics Fig.2 Grounded Emitter Propagation Characteristics Fig.3 DC Current Gain vs. Collector Current -1 10 lC/lB=20 -0.5 s m www.rohm.com c 2011 ROHM Co., Ltd. All rights reserved. ○ ms Fig.4 Collector-Emitter Saturation Voltage vs. Collector Current 10 COLLECTOR CURRENT : IC (A) C -0.01 -1m -5m -0.02 -0.1 -0.5 -2 -5-10 -2m -0.01 -0.05 -0.2 -1 00 -0.02 D -0.05 1 =1 Ta=100°C Ta=25°C Ta=−40°C IC Max (PULSE) PW -0.2 -0.1 −2 −1 DC CURRENT GAIN : hFE 1.2 VCE=2V 2000 Ta=−4 0°C 1.4 5000 VCE=2V −5 Ta=1 00°C Ta=25 °C COLLECTOR CURRENT : IC (mA) mA lB=10 9mA 8mA 7mA 1.6 0 COLLECTOR SATURATION VOLTAGE : VCE (sat) (V) −10 Ta=25°C COLLECTOR CURRENT : lC (A) COLLECTOR CURRENT : lC (A) 2.0 1.8 100m 10m 1m 0.01 Ta=25°C Single nonrepetitive pulse 0.1 1 10 100 COLLECTOR TO EMITTER VOLTAGE : VCE (V) Fig.5 Safe Operating Area 2/2 2011.06 - 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 © 2011 ROHM Co., Ltd. All rights reserved. R1120A