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june 2006 rev 2 1/14 18 irf634 irf634fp n-channel 250v - 0.38 ? - 8a to-220 /to-220fp mesh overlay? power mosfet general features extremely high dv/dt capability 100% avalanche tested description using the latest high voltage mesh overlay? process, stmicroelectronics has designed an advanced family of power mosfets with outstanding performance. the new patented strip layout coupled with the company?s proprietary edge termination structure, makes it suitable in coverters fo r lighting applications. applications switching application internal schematic diagram type v dss r ds(on) i d irf634 250v <0.45 ? 8 a irf634fp 250v <0.45 ? 8 a 1 2 3 1 2 3 to-220 to-220fp www.st.com order codes part number marking package packaging irf634 irf634 to-220 tube irf634fp irf634fp to-220fp tube obsolete product(s) - obsolete product(s)
contents irf634 - irf634fp 2/14 contents 1 electrical ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2 electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 2.1 electrical characteristics (curves) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 3 test circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 4 package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 5 revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 obsolete product(s) - obsolete product(s)
irf634 - irf634fp electrical ratings 3/14 1 electrical ratings table 1. absolute maximum ratings symbol parameter value unit irf634 irf634fp v ds drain-source voltage (v gs = 0) 250 v v dgr drain-gate voltage (r gs = 20 k ? )250v v gs gate- source voltage 20 v i d drain current (continuos) at t c = 25c 8 8 (1) 1. limited only by maximu m temperature allowed a i d drain current (continuos) at t c = 100c 5 5 (1) a i dm (2) 2. pulse width limited by safe operating area drain current (pulsed) 32 32 (1) a p tot total dissipation at t c = 25c 80 30 w derating factor 0.64 0.24 w/c dv/dt (3) 3. i sd 8a, di/dt 300 a/ms, v dd v (br)dss , tj t jmax peak diode recovery voltage slope 5 v/ns v iso insulation withstand voltage (dc) - 2000 v t stg storage temperature ?65 to 150 c t j max. operating junction temperature 150 c table 2. thermal data to-220 to-220fp rthj-case thermal resistance junction-case max 1.56 4.11 c/w rthj-amb thermal resistance j unction-ambient max 62.5 c/w t l maximum lead temperature for soldering purpose 300 c table 3. avalanche characteristics symbol parameter max value unit i ar avalanche current, repeti tive or not-repetitive (pulse width limited by tj max) 8a e as single pulse avalanche energy (starting t j = 25c, i d = i ar , v dd = 50 v) 300 mj obsolete product(s) - obsolete product(s)
electrical characteristics irf634 - irf634fp 4/14 2 electrical characteristics (t case =25c unless otherwise specified) table 4. on/off states symbol parameter test conditions min. typ. max. unit v (br)dss drain-source breakdown voltage i d = 250 a, v gs = 0 250 v i dss zero gate voltage drain current (v gs = 0) v ds = max rating v ds = max rating, t c = 125 c 1 10 a a i gss gate-body leakage current (v ds = 0) v gs = 20v 100 na v gs(th) gate threshold voltage v ds = v gs , i d = 250a 2 3 4 v r ds(on) static drain-source on resistance v gs = 10v, i d = 4 a 0.38 0.45 ? table 5. dynamic symbol parameter test conditions min. typ. max. unit g fs (1) 1. pulsed: pulse duration = 300 s, duty cycle 1.5 %. forward transconductance v ds > i d(on) x r ds(on)max, i d =4a 78 s c iss c oss c rss input capacitance output capacitance reverse transfer capacitance v ds = 25v, f = 1mhz, v gs = 0 770 118 48 pf pf t d(on) t r t d(voff) t f turn-on delay time rise time turn-off- delay time fall time v dd = 125v, i d = 4a r g =4.7 ? v gs = 10v 13 18 51 16 ns ns ns ns q g q gs q gd total gate charge gate-source charge gate-drain charge v dd = 200v, i d = 8a, v gs = 10v 37 5.2 14.8 51.8 nc nc nc obsolete product(s) - obsolete product(s)
irf634 - irf634fp electrical characteristics 5/14 table 6. source drain diode symbol parameter test conditions min. typ. max. unit i sd i sdm (1) 1. pulsed: pulse duration = 300 s, duty cycle 1.5 % source-drain current source-drain current (pulsed 8 32 a a v sd (2) 2. pulsed: pulse duration = 300 s, duty cycle 1.5 % forward on voltage i sd = 8 a, v gs = 0 1.7 v t rr reverse recovery time i sd = 8a, di/dt = 100a/s v dd = 30v, t j = 150c 198 ns q rr reverse recovery charge 1.1 nc i rrm reverse recovery current 11.3 a obsolete product(s) - obsolete product(s)
electrical characteristics irf634 - irf634fp 6/14 2.1 electrical characteristics (curves) figure 1. safe operating area for to-220/ dpak/ d2pak figure 2. thermal impedance for to-220/ dpak/ d2pak figure 3. safe operating area for to-220fp figure 4. thermal impedance for to-220fp figure 5. output characterisics figure 6. transfer characteristics obsolete product(s) - obsolete product(s)
irf634 - irf634fp electrical characteristics 7/14 figure 7. transconductance figure 8. static drain-source on resistance figure 9. gate charge vs gate-source voltage figure 10. capacitance variations figure 11. normalized gate threshold voltage vs temperature figure 12. normalized on resistance vs temperature obsolete product(s) - obsolete product(s)
electrical characteristics irf634 - irf634fp 8/14 figure 13. source-drain diode forward characteristics obsolete product(s) - obsolete product(s)
irf634 - irf634fp test circuit 9/14 3 test circuit figure 14. unclamped inductive load test circuit figure 15. unclamped inductive waveform figure 16. switching times test circuit for resistive load figure 17. gate charge test circuit figure 18. test circuit for inductive load switching and diode recovery times obsolete product(s) - obsolete product(s)
package mechanical data irf634 - irf634fp 10/14 4 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 obsolete product(s) - obsolete product(s)
irf634 - irf634fp package mechanical data 11/14 dim. mm. inch min. typ max. min. typ. max. a 4.40 4.60 0.173 0.181 b 0.61 0.88 0.024 0.034 b1 1.15 1.70 0.045 0.066 c 0.49 0.70 0.019 0.027 d 15.25 15.75 0.60 0.620 e 10 10.40 0.393 0.409 e 2.40 2.70 0.094 0.106 e1 4.95 5.15 0.194 0.202 f 1.23 1.32 0.048 0.052 h1 6.20 6.60 0.244 0.256 j1 2.40 2.72 0.094 0.107 l 13 14 0.511 0.551 l1 3.50 3.93 0.137 0.154 l20 16.40 0.645 l30 28.90 1.137 ?p 3.75 3.85 0.147 0.151 q 2.65 2.95 0.104 0.116 to-220 mechanical data obsolete product(s) - obsolete product(s)
package mechanical data irf634 - irf634fp 12/14 l2 a b d e h g l6 f l3 g1 123 f2 f1 l7 l4 l5 dim. mm. inch min. typ max. min. typ. max. a 4.4 4.6 0.173 0.181 b 2.5 2.7 0.098 0.106 d 2.5 2.75 0.098 0.108 e 0.45 0.7 0.017 0.027 f 0.75 1 0.030 0.039 f1 1.15 1.7 0.045 0.067 f2 1.15 1.7 0.045 0.067 g 4.95 5.2 0.195 0.204 g1 2.4 2.7 0.094 0.106 h 10 10.4 0.393 0.409 l2 16 0.630 l3 28.6 30.6 1.126 1.204 l4 9.8 10.6 .0385 0.417 l5 2.9 3.6 0.114 0.141 l6 15.9 16.4 0.626 0.645 l7 9 9.3 0.354 0.366 ? 3 3.2 0.118 0.126 to-220fp mechanical data obsolete product(s) - obsolete product(s)
irf634 - irf634fp revision history 13/14 5 revision history table 7. document revision history date revision changes 21-jun-2004 1 preliminary version 28-jun-2006 2 new template, no content change obsolete product(s) - obsolete product(s)
irf634 - irf634fp 14/14 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 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 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 parti cular 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 designed, 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. 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 obsolete product(s) - obsolete product(s)

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