preliminary data this is preliminary information on a new product now in development or undergoing evaluation. details are subject to change without notice. november 2006 rev 2 1/8 8 order codes part number marking package packing STN951 n951 sot-223 tape & reel STN951 low voltage fast-switching pnp power transistor general features very low collector-emitter saturation voltage high current gain characteristic fast switching speed surface mounting device in medium power sot-223 package in compliance with the 2002/93/ec european directive description the device is manufactured in pnp planar technology by using a ?base island? layout. the resulting transistor shows exceptional high gain performances coupled with very low saturation voltage. applications emergency lighting voltage regulators relay drivers high efficiency low voltage switching applications internal schematic diagram sot-223 1 2 2 3 www.st.com
STN951 2/8 contents 1 electrical ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2 electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 3 package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 4 revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
STN951 electrical ratings 3/8 1 electrical ratings table 2. thermal data (1) device mounted on pcb area of 1cm 2 table 1. absolute maximum rating symbol parameter value unit v cbo collector-base voltage (i e = 0) -60 v v ceo collector-emitter voltage (i b = 0) -60 v v ebo emitter-base voltage (i c = 0) -6 v i c collector current -5 a i cm collector peak current (t p < 5ms) -10 a i b base current -1 a i bm base peak current (t p < 5ms) -2 a p tot total dissipation at t amb = 25c 1.6 w t stg storage temperature -65 to 150 c t j max. operating junction temperature 150 c symbol parameter value unit r thj-amb (1) thermal resistance junction-amb __ max 78 c/w
electrical characteristics STN951 4/8 2 electrical characteristics (t case = 25c unless otherwise specified) note (2) pulsed duration = 300 s, duty cycle 1.5% table 3. electrical characteristics symbol parameter test conditions min. typ. max. unit i cbo collector cut-off current (i e =0) v cb = -60v -0.1 a i ebo emitter cut-off current (i c =0) v eb = -5v -0.1 a v (br)cbo (2) collector-base breakdown voltage (i e =0) i c = -10 0 a -60 v v (br)ceo (2) collector-emitter breakdown voltage (i b =0) i c = -10ma -60 v v (br)ebo (2) collector-base breakdown voltage (i c =0) i e = -10 0 a -6 v v ce(sat) (2) collector-emitter saturation voltage i c = -100ma i b = -5ma i c = -1a i b = -50ma i c = -2a i b = -50ma i c = -5a i b = -200ma -10 -70 -140 -350 -50 -120 -250 -500 mv mv mv mv v be(sat) (2) base-emitter saturation voltage i c = -4a i b = -200ma -1 -1.15 v v be(on) (2) base-emitter on voltage i c = -4a v ce = -1v -0.89 -1 v h fe (2) dc current gain i c = -10ma v ce = -1v i c = -2a v ce = -1v i c = -5a v ce = -1v i c = -10a v ce = -1v 150 150 65 10 300 270 90 25 350 f t transition frequency v ce = -10v i c = -100ma 130 mhz c cbo collector-base capacitance v cb = -10v f = 1mhz 60 pf t on t s t f resistive load turn-on time storage time fall time i c = -1a v cc = -30v i b1 = - i b2 = -0.1a 80 600 70 ns ns ns
STN951 package mechanical data 5/8 3 package mechanical data in order to meet environmental requirements, st offers these devices in ecopack? 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
package mechanical data STN951 6/8 dim. mm inch min. typ. max. min. typ. max. a 1.80 0.071 b 0.60 0.70 0.80 0.024 0.027 0.031 b1 2.90 3.00 3.10 0.114 0.118 0.122 c 0.24 0.26 0.32 0.009 0.010 0.013 d 6.30 6.50 6.70 0.248 0.256 0.264 e 2.30 0.090 e1 4.60 0.181 e 3.30 3.50 3.70 0.130 0.138 0.146 h 6.70 7.00 7.30 0.264 0.276 0.287 v10 o 10 o a1 0.02 p008b sot-223 mechanical data
STN951 revision history 7/8 4 revision history table 4. revision history date revision changes 03-oct-2006 1 initial release. 30-nov-2006 2 the emitter base voltage value has been modified
STN951 8/8 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 he rein at an y 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 as sumes 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. i f 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 whatsoev er 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 whatsoev er, 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. ? 2006 stmicroelectronics - all rights reserved stmicroelectronics group of companies australia - belgium - brazil - canada - china - czech republic - finland - france - germany - hong kong - india - israel - ital y - japan - malaysia - malta - morocco - singapore - spain - sweden - switzerland - united kingdom - united states of america www.st.com
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