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october 2014 docid0238 88 rev 3 1 / 12 this is information on a product in full production. www.st.com STF140N8F7 n - channel 80 v, 3.5 m typ., 64 a stripfet? f7 power mosfet in a to - 220fp package datasheet - production data figure 1 : internal schematic diagram features order code v ds r ds(on) max. i d p tot STF140N8F7 80 v 4.3 m 64 a 35 w ? among the lowest r ds(on) on the market ? excellent figure of merit (fom) ? low c rss /c iss ratio for emi immunity ? high avalanche ruggedness applications ? switching applications description this n - channel power mosfet utilizes stripfet? f7 technology with an enhanced trench gate structure that results in very low on - state resistance, while also reducing internal c apacitance and gate charge for faster and more efficient switching. table 1: device summary order code marking package packaging STF140N8F7 140n8f7 to - 220fp tube t o-220f p
contents STF140N8F7 2 / 12 docid023888 rev 3 contents 1 electrical ratings ................................ ................................ ............. 3 2 electrical characteristics ................................ ................................ 4 2.1 electrical characteri stics (curves) ................................ ...................... 5 3 test circuits ................................ ................................ ..................... 7 4 package mechanical data ................................ ............................... 8 4.1 to - 220fp package information ................................ ........................ 9 5 revision history ................................ ................................ ............ 11
STF140N8F7 electrical ratings docid023888 rev 3 3 / 12 1 electrical ratings table 2: absolute maximum ratings symbol parameter value unit v ds drain - source voltage 80 v v gs gate - source voltage 20 v i d drain current (continuous) at t c = 25 c 64 (1) a i d drain current (continuous) at t c = 100 c 45 (1) a i dm (2) drain current (pulsed) 256 a p tot total dissipation at t c = 25 c 35 w e as (3) single pulse avalanche energy 515 mj v iso insulation withstand voltage (rms) from all three leads to external heat sink (t = 1 s, t c = 25 c) 2.5 kv t j operating junction temperature - 55 to 175 c t stg storage temperature notes: (1) limited by package. (2) pulse width is limited by safe operating area. (3) starting tj =25 c, id = 18.5 a, vdd = 50 v table 3: thermal data symbol parameter value unit r thj - case thermal resistance junction - case 4.29 c/w r thj - amb thermal resistance junction - ambient 62.5 c/w
electrical characteristics STF140N8F7 4 / 12 docid023888 rev 3 2 electrical characteristics (t case = 25 c unless otherwise specified) table 4: on/off states symbol parameter test conditions min. typ. max. unit v (br)dss drain - source breakdown voltage v gs = 0, i d = 250 a 80 v i dss zero gate voltage drain current v gs = 0, v ds = 80 v 1 a v gs = 0, v ds = 80 v, t j =125 c 10 a i gss gate - source leakage current v ds = 0, v gs = 20 v 100 na v gs(th) gate threshold voltage v ds = v gs , i d = 250 a 2.5 4.5 v r ds(on) static drain - source on - resistance v gs = 10 v, i d = 32 a 3.5 4.3 m table 5: dynamic symbol parameter test conditions min. typ. max. unit c iss input capacitance v gs = 0, v ds = 40 v, f = 1 mhz - 6340 - pf c oss output capacitance - 1195 - pf c rss reverse transfer capacitance - 105 - pf q g total gate charge v dd = 40 v, i d = 64 a, v gs = 10 v - 96 - nc q gs gate - source charge - 30 - nc q gd gate - drain charge - 26 - nc table 6: switching times symbol parameter test conditions min. typ. max. unit t d(on) turn - on delay time v dd = 40 v, i d = 45 a r g = 4.7 , v gs = 10 v - 26 - ns t r rise time - 51 - ns t d(off) turn - off - delay time - 82 - ns t f fall time - 44 - ns table 7: source drain diode symbol parameter test conditions min. typ. max. unit i sd source - drain current - 64 a i sdm (1) source - drain current (pulsed) - 256 a v sd (2) forward on voltage v gs = 0, i sd = 64 a - 1.2 v t rr reverse recovery time i sd = 64 a, di/dt = 100 a/s, v dd = 60 v , t j = 150 c - 58 ns q rr reverse recovery charge - 92 nc i rrm reverse recovery current - 3.2 a notes: (1) pulse width is limited by safe operating area (2) pulse test: pulse duration = 300 s, duty cycle 1.5%
STF140N8F7 electrical characteristics docid023888 rev 3 5 / 12 2.1 electrical characteristics (curves) figu re 2 : safe operating area figure 3 : thermal impedance figure 4 : output characteristics figure 5 : transfer characteristics figure 6 : normalized v(br)dss vs. temperature figure 7 : static drain - source on resistance i d 100 10 1 0.1 0.1 1 v ds (v) 10 (a) operation in this area is limited by max rds(on) 100s 1ms 10ms tj=175c t c=25c sinlge pulse v (br)dss 0.98 0.96 0.94 -75 t j (c) 25 0 75 125 -25 175 i d = 250a 1 1.02 1.04 k t p (s) single pulse 10 -2 = 0.5 0.2 0.1 0.05 0.02 0.01 10 -3 10 -2 10 -3 10 -4 10 -5 10 -6 10 -7 10 -1 10 -1 i d 50 0 0 2 v gs (v) 4 (a) v ds = 2v 6 8 100 150 200 1 3 5 7 300 9 250 i d 50 0 0 2 v ds (v) 4 (a) 6 8 100 150 200 4v 6v 7v v gs = 10v 5v 250 300 gipd130920130919m t r ds(on) 3.50 3.49 3.48 3.47 10 i d (a) v gs = 10v 3.51 20 30 40 50 60 3.52
electrical characteri stics STF140N8F7 6 / 12 docid023888 rev 3 figure 8 : gate charge vs. gate - source voltage figure 9 : capacitance variations figure 10 : normalized gate threshold voltage vs. temperature figure 11 : normalized on resistance vs. temperature figure 12 : source - drain diode forward characteristics c 3000 2000 1000 0 0 20 v ds (v) 40 (pf) c iss 4000 10 30 50 c oss c rss 60 70 5000 6000 7000 8000 v gs(th) 1 0.8 0.6 0.4 -75 t j (c) 25 1.2 0 75 125 -25 175 i d = 250a r ds(on) 0.8 0.6 0.4 -75 t j (c) 25 1.8 0 75 125 -25 175 v gs = 10v 1 1.2 1.4 1.6 v sd 0.6 20 i d (a) 50 40 60 t j = -55c 30 70 80 90 0.7 0.8 0.9 1 1.1 t j = 25c t j = 175c v gs 6 4 2 0 0 40 q g (nc) 80 (v) 8 10 12 20 60 100
STF140N8F7 test circuits docid023888 rev 3 7 / 12 3 test circuits figure 13 : switching times test circuit for resistive load figure 14 : gate charge test circuit figure 15 : test circuit for inductive load switching and diode recovery times figure 16 : unclamped inductive load test circuit figure 17 : unclamped inductive waveform figure 18 : switching time waveform
package mechanical data STF140N8F7 8 / 12 docid023888 rev 3 4 package mechanical data in order to meet environmental re quirements, st offers these devices in different grades of ecopack ? packages, depending on their level of environmental compliance. ecopack ? specifications, grade definitions and product status are available at: www.st.com . ecopack ? is an st trademark.
STF140N8F7 package mechanical data docid023888 rev 3 9 / 12 4.1 to - 220fp package information figure 19 : to - 220fp package outline
package mechanical data STF140N8F7 10 / 12 docid023888 rev 3 table 8: to - 220fp mechanical data dim. mm min. typ. max. a 4.4 4.6 b 2.5 2.7 d 2.5 2.75 e 0.45 0.7 f 0.75 1 f1 1.15 1.70 f2 1.15 1.70 g 4.95 5.2 g1 2.4 2.7 h 10 10.4 l2 16 l3 28.6 30.6 l4 9.8 10.6 l5 2.9 3.6 l6 15.9 16.4 l7 9 9.3 dia 3 3.2
STF140N8F7 revis ion history docid023888 rev 3 11 / 12 5 revision history table 9: document revision history date revision changes 18 - sep - 2013 1 first release. 22 - aug - 2014 2 ? the part numbers sth140n8f7 - 2 and stp140n8f7 have been moved to a separate datasheet. ? modified: not found ? minor text changes 10 - oct - 2014 3 ? updated figure 3: "thermal impedance"
STF140N8F7 12 / 12 docid023888 rev 3 important notice C please read carefully stmicroelectronics nv and its subsidiaries (st) reserve the right to make changes, corrections, enhancements, modifications , and improvements to st products and/or to this document at any time without notice. purchasers should obtain the latest relevant information on st products before placing orders. st products are sold pursuant to sts terms and conditions of sale in place at the time of or der acknowledgement. purchasers are solely responsible for the choice, selection, and use of st products and s t assumes no liability for application assistance or the design of purchasers products. no license, express or implied, to any intellectual property right is granted by st herein. resale of st products with provisions different from the information se t forth herein shall void any warranty granted by st for such product. st and the st logo are trademarks of st. all other product or service names are the property of their respective owners. information in this document supersedes and replaces information previously supplied in any prior versions of this document. ? 2014 stmicroelectronics C all rights reserved

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