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| 2STN2540-A Low voltage fast-switching PNP power bipolar transistor Features The device is qualified for automotive application Very low collector-emitter saturation voltage High current gain characteristic Fast switching speed Surface mounting device in medium power SOT-223 package 4 1 SOT-223 2 3 Applications Emergency lighting LED CCFL drivers (back lighting) Voltage regulation Relay driver Figure 1. Internal schematic diagram Description The device in a PNP transistor manufactured using new "PB-HCD" (Power Bipolar High Current Density) technology. The resulting transistor shows exceptional high gain performances coupled with very low saturation voltage. Table 1. Device summary Marking N2540 Package SOT-223 Packaging Tape & reel Order code 2STN2540-A January 2008 Rev 2 1/9 www.st.com 9 Electrical ratings 2STN2540-A 1 Electrical ratings Table 2. Symbol VCBO VCEO VEBO IC ICM IBM Ptot Tstg TJ Absolute maximum rating Parameter Collector-base voltage (IE = 0) Collector-emitter voltage (IB = 0) Emitter-base voltage (IC = 0) Collector current Collector peak current (tP < 5ms) Base peak current (tP < 5ms) Total dissipation at Tamb = 25C Storage temperature Max. operating junction temperature Value -40 -40 -6 -5 -10 -2 1.6 -65 to 150 150 Unit V V V A A A W C C Table 3. Symbol Thermal data Parameter __max Value 78 Unit C/W Rthj-amb(1) Thermal resistance junction-amb 1. Device mounted on PCB area of 1cm2 2/9 2STN2540-A Electrical characteristics 2 Electrical characteristics (Tcase = 25 C unless otherwise specified) Table 4. Symbol ICBO IEBO Electrical characteristics Parameter Collector cut-off current (IE =0) Emitter cut-off current (IC =0) Test conditions VCB = -30 V VEB = -5 V IC = -0.5 A IB = -5 mA IB = -10 mA IB = -200 mA IB = -500 mA IB = -500 mA IC = -2 A VCE = -2 V VCE = -2 V VCE = -2 V VCE = -2 V VCB = -10 V VCC = -10 V 75 426 62 ns ns ns 250 200 150 50 80 pF -80 -120 -140 -350 Min. Typ. Max. -0.1 Unit A A mV mV mV mV V V -0.1 -120 -180 -200 -450 -1.3 -1.25 VCE(sat) (1) Collector-emitter saturation voltage IC = -1 A IC = -2 A IC = -5 A VBE(sat) (1) VBE(on) (1) Base-emitter saturation voltage Base-emitter on voltage IC = -5 A VCE = -2 V IC = -0.5 A hFE (1) DC current gain IC = -1 A IC = -2 A IC = -5 A CCBO Collector-base capacitance Resistive load Turn-on time Storage time Fall time IE = 0 f = 1MHz IC = -1 A _ Tp = 30 A ton ts tf -IB1 = IB2 = -0.1 A 1. Pulsed duration = 300 s, duty cycle 1.5% 3/9 Electrical characteristics 2STN2540-A 2.1 Electrical characteristics (curves) Figure 2. Output characteristics Figure 3. DC current gain Figure 4. Collector-emitter saturation voltage Figure 5. Base-emitter saturation voltage Figure 6. Base-emitter on voltage Figure 7. Resistive load switching times 4/9 2STN2540-A Figure 8. Resistive load switching times Figure 9. Electrical characteristics Capacitance 2.2 Test circuit Figure 10. Resistive load switching test circuit 1) Fast electronic switch 2) Non-inductive resistor 5/9 Package mechanical data 2STN2540-A 3 Package mechanical data In order to meet environmental requirements, ST offers these devices in ECOPACK(R) packages. These packages have a Lead-free second level interconnect. The category of second level interconnect is marked on the package and on the inner box label, in compliance with JEDEC Standard JESD97. The maximum ratings related to soldering conditions are also marked on the inner box label. ECOPACK is an ST trademark. ECOPACK specifications are available at: www.st.com 6/9 2STN2540-A Figure 11. Package mechanical data Package mechanical data SOT-223 mechanical data mm. DIM. min. A A1 B B1 c D e e1 E H V 3.30 6.70 0.02 0.60 2.90 0.24 6.30 0.70 3.00 0.26 6.50 2.30 4.60 3.50 7.00 3.70 7.30 10 o typ max. 1.80 0.1 0.85 3.15 0.35 6.70 0046067_L 7/9 Revision history 2STN2540-A 4 Revision history Table 5. Date 23-Oct-2007 15-Jan-2008 Document revision history Revision 1 2 Initial release Updated max package dimensions in lines "B" and "c" of the package mechanical data, Figure 11. Changes 8/9 2STN2540-A Please Read Carefully: Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries ("ST") reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST's terms and conditions of sale. Purchasers are solely responsible for the choice, selection and use of the ST products and services described herein, and ST assumes no liability whatsoever relating to the choice, selection or use of the ST products and services described herein. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted under this document. If any part of this document refers to any third party products or services it shall not be deemed a license grant by ST for the use of such third party products or services, or any intellectual property contained therein or considered as a warranty covering the use in any manner whatsoever of such third party products or services or any intellectual property contained therein. UNLESS OTHERWISE SET FORTH IN ST'S TERMS AND CONDITIONS OF SALE ST DISCLAIMS ANY EXPRESS OR IMPLIED WARRANTY WITH RESPECT TO THE USE AND/OR SALE OF ST PRODUCTS INCLUDING WITHOUT LIMITATION IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE (AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION), OR INFRINGEMENT OF ANY PATENT, COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT. UNLESS EXPRESSLY APPROVED IN WRITING BY AN AUTHORIZE REPRESENTATIVE OF ST, ST PRODUCTS ARE NOT RECOMMENDED, AUTHORIZED OR WARRANTED FOR USE IN MILITARY, AIR CRAFT, SPACE, LIFE SAVING, OR LIFE SUSTAINING APPLICATIONS, NOR IN PRODUCTS OR SYSTEMS, WHERE FAILURE OR MALFUNCTION MAY RESULT IN PERSONAL INJURY, DEATH, OR SEVERE PROPERTY OR ENVIRONMENTAL DAMAGE. ST PRODUCTS WHICH ARE NOT SPECIFIED AS "AUTOMOTIVE GRADE" MAY ONLY BE USED IN AUTOMOTIVE APPLICATIONS AT USER'S OWN RISK. Resale of ST products with provisions different from the statements and/or technical features set forth in this document shall immediately void any warranty granted by ST for the ST product or service described herein and shall not create or extend in any manner whatsoever, any liability of ST. ST and the ST logo are trademarks or registered trademarks of ST in various countries. Information in this document supersedes and replaces all information previously supplied. The ST logo is a registered trademark of STMicroelectronics. All other names are the property of their respective owners. (c) 2008 STMicroelectronics - All rights reserved STMicroelectronics group of companies Australia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan Malaysia - Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States of America www.st.com 9/9 |
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