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| MMBTA42 Small signal NPN transistor Features Miniature SOT-23 plastic package for surface mounting circuits Tape and reel packaging The PNP complementary type is MMBTA92 Applications Video amplifier circuits (rgb cathode current control) Telephone wireline interface (hook switches, dialer circuits) Figure 1. SOT-23 Description The device is manufactured in Epitaxial Planar technology. Intenal schematic diagram Table 1. Device summary Marking A42 Package SOT-23 Packaging tape and reel Order code MMBTA42 November 2007 Rev 3 1/8 www.st.com 8 Electrical characteristics MMBTA42 1 Electrical characteristics (Tcase = 25C unless otherwise specified) Table 2. Symbol VCBO VCEO VEBO IC ICM 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) Total dissipation at Tamb = 25C Storage temperature Max. operating junction temperature Value 300 300 6 0.5 0.6 350 -65 to 150 150 Unit V V V A A mW C C Table 3. Symbol Rthj-amb 1. Thermal data Parameter Thermal resistance junction-ambient (1)__max Value 357.1 Unit C/W Device mounted on PCB area of 1 cm 2. 2/8 MMBTA42 Electrical characteristics 2 Electrical characteristics (Tcase = 25C unless otherwise specified) Table 4. Symbol ICBO Electrical characteristics Parameter Collector cut-off current (IE =0) Collector-base breakdown voltage (IE =0) Test conditions VCB = 200 V Min. Typ. Max. 100 Unit nA V(BR)CBO IC = 100 A 300 V Collector-emitter V(BR)CEO(2) breakdown voltage (IB =0) V(BR)EBO Emitter-base breakdown voltage (IC =0) Collector-emitter saturation voltage Base-emitter saturation voltage IC = 1 mA 300 V IC = 100 A 6 V VCE(sat) (2) VBE(sat) (2) IC = 20 mA IC = 20 mA IC = 1 mA IC = 10 mA IC = 30 mA IC = 10 mA f = 100 MHz VCB = 20 V IB = 2 mA IB = 2 mA VCE = 10 V VCE = 10 V VCE = 10 V VCE = 20 V 25 40 40 50 0.5 0.9 V V hFE (2) DC current gain fT CCBO Transition frequency Collector-base capacitance (IE = 0) MHz f = 1 MHz 3 pF Note (2) Pulsed duration = 300 s, duty cycle 1.5% 3/8 Package mechanical data MMBTA42 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 4/8 MMBTA42 Package mechanical data SOT-23 mechanical data mm. DIM. min. A A1 B C D e e1 E H L S 0.35 0.89 0 0.3 0.085 2.75 0.85 1.7 1.2 2.1 0.6 0.65 typ max. 1.4 0.1 0.51 0.18 3.04 1.05 2.1 1.6 2.75 0053390_G 5/8 Package mechanical data Figure 2. SOT-23 footprint MMBTA42 6/8 MMBTA42 Revision history 4 Revision history Table 5. Date 06-Jan-2003 08-Nov-2007 Document revision history Revision 2 3 Updated mechanical data. Changes 7/8 MMBTA42 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 AUTHORIZED ST REPRESENTATIVE, 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) 2007 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 8/8 |
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