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this is information on a product in full production. october 2012 doc id 17772 rev. 4 1/35 1 vn5770akp-e quad smart power solid state relay for complete h-bridge configurations datasheet ? production data features ecopack ? : lead free and rohs compliant automotive grade: compliance with aec guidelines general features ? inrush current management by active power limitation on the high-side switches ? very low standby current ? very low electromagnetic susceptibility ? compliance with european directive 2002/95/ec protection ? high-side drivers undervoltage shutdown ? overvoltage clamp ? output current limitation ? high and low-side overtemperature shutdown ? short circuit protection ? esd protection diagnostic functions ? proportional load current sense ? thermal shutdown indication on both the high and low-side switches applications dc motor driving in full or half bridge configuration all types of resistive, inductive and capacitive loads description the root part number 1 is a device formed by three monolithic chips housed in a standard so- 28 package: a double high-side and two low-side switches. the double high-side is made using stmicroelectronics ? vipower ? m0-5 technology, while the low-side switches are fully protected vipower m0-3 omnifet ii. this device is suitable to drive a dc motor in a bridge configuration as well as to be used as a quad switch for any low voltage application. the dual high-side switches integrate built in non latching thermal shutdown with thermal hysteresis. an output current limiter protects the device in overload condition. in case of long overload duration, the device limits the dissipated power to a safe level up to thermal shutdown intervention. an analog current sense pin delivers a current proportional to the load current (according to a known ratio) and indicates overtemperature shutdown of the relevant high- side switch through a voltage flag. the low-side switches have built in non latching thermal shutdown with thermal hysteresis, linear current limitation and overvoltage clamping. fault feedback for overtemperature shutdown of the low-side switch is indicated by the relevant input pin current consumption going up to the fault sink current flag. type r ds(on) i out (typ) v cc root part number 1 280 m (1) 1. total resistance of one side in bridge configuration 8.5 a 36 v so-28 www.st.com
contents vn5770akp-e 2/35 doc id 17772 rev. 4 contents 1 block diagram and pin descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2 absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 2.1 absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 3 electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 3.1 electrical characteristics for dual high-side switch . . . . . . . . . . . . . . . . . . 10 3.2 electrical characteristics curves for dual high-side switch . . . . . . . . . . . . 14 3.3 electrical characteristics for low-side switches . . . . . . . . . . . . . . . . . . . . . 16 3.4 electrical characteristics curves for low-side switches . . . . . . . . . . . . . . . 18 4 application information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 4.1 maximum demagnetization energy (v cc = 13.5 v) . . . . . . . . . . . . . . . . . 24 5 package and thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 5.1 so-28 thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 6 package and packing information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 6.1 ecopack ? packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 6.2 so-28 package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 6.3 so-28 packing information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 7 order codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 8 revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
vn5770akp-e list of tables doc id 17772 rev. 4 3/35 list of tables table 1. pin descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 table 2. thermal data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 table 3. dual high-side switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 table 4. low-side switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 table 5. power section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 table 6. switching (vcc = 13 v) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 table 7. logic input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 table 8. protection and diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 table 9. current sense (8v list of figures vn5770akp-e 4/35 doc id 17772 rev. 4 list of figures figure 1. block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 figure 2. configuration diagram (top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 figure 3. switching time waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 figure 4. output voltage drop limitation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 figure 5. current sense delay characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 figure 6. off-state output current. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 figure 7. high level input current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 figure 8. input clamp voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 figure 9. input low level . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 figure 10. input high level . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 figure 11. input hysteresis voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 figure 12. on-state resistance vs t case . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 figure 13. on-state resistance vs v cc . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 figure 14. undervoltage shutdown . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 figure 15. turn-on voltage slope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 figure 16. i limh vs t case . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 figure 17. turn-off voltage slope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 figure 18. static drain source on resistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 figure 19. derating curve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 figure 20. transconductance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 figure 21. transfer characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 figure 22. input voltage vs input charge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 figure 23. capacitance variations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 figure 24. output characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 figure 25. step response current limit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 figure 26. source-drain diode forward characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 figure 27. static drain-source on resistance vs i d . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 figure 28. static drain-source on resistance vs input voltage (part 1) . . . . . . . . . . . . . . . . . . . . . . . . . 19 figure 29. static drain-source on resistance vs input voltage (part 2) . . . . . . . . . . . . . . . . . . . . . . . . . 19 figure 30. normalized input threshold voltage vs temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 figure 31. normalized on resistance vs temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 figure 32. current limit vs junction temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 figure 33. typical application schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 figure 34. recommended motor operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 figure 35. waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 figure 36. maximum turn off current versus load inductance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 figure 37. so-28 pc board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 figure 38. chipset configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 figure 39. auto and mutual rthj-amb vs pcb copper area in open box free air condition . . . . . . . . . 26 figure 40. so-28 hsd thermal impedance junction ambient single pulse . . . . . . . . . . . . . . . . . . . . . 27 figure 41. so-28 lsd thermal impedance junction ambient single pulse. . . . . . . . . . . . . . . . . . . . . . 28 figure 42. thermal fitting model of an h-bridge in so-28 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 figure 43. so-28 package dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 figure 44. so-28 tube shipment (no suffix) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 figure 45. tape and reel shipment (suffix ?tr?) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
vn5770akp-e block diagram and pin descriptions doc id 17772 rev. 4 5/35 1 block diagram and pin descriptions figure 1. block diagram /vertemp 6cc '.$ ).054 3/52#% ,ogic $river 6cc cl amp 5ndervoltage #lamp 6dslimiter #urrentlimiter 0owerlimitation 3/52#% $river #lamp 6$3 limiter 0owerlimitation ).054 #urrentlimiter /vervoltage 'ate ,inear $2!). 3/52#% #lamp #urrent ,imiter #ontrol /ver 4emperature ).054 /vervoltage 'ate ,inear $2!). 3/52#% #lamp #urrent ,imiter #ontrol /ver 4emperature ).054 /vertemp )$3 + )$3 + #3%.3% ("1($'5
block diagram and pin descriptions vn5770akp-e 6/35 doc id 17772 rev. 4 figure 2. configuration diagram (top view) table 1. pin descriptions no name function 1, 3, 25, 28 drain 3 drain of switch 3 (low-side switch) 2 input 3 input of switch 3 (low-side switch) 4, 11 n.c. not connected 5, 10, 19, 24 v cc drain of switches 1 and 2 (high-side switches) and power supply voltage 6 gnd ground of switches 1 and 2 (high-side switches) 7 input 1 input of switch 1 (high-side switches) 8 input 2 input of switch 2 (high-side switch) 9 current sense analog current sense pin, it delivers a current proportional to the load current 12, 14, 15, 18 drain 4 drain of switch 4 (low-side switch) 13 input 4 input of switch 4 (low-side switch) 16, 17 source 4 source of switch 4 (low-side switch) 20, 21 source 2 source of switch 2 (high-side switch) 22, 23 source 1 source of switch 1 (high-side switch) 26, 27 source 3 source of switch 3 (low-side switch)
vn5770akp-e block diagram and pin descriptions doc id 17772 rev. 4 7/35 table 2. thermal data symbol parameter max value unit r thj-case thermal resistance junction-lead (high-side switch) 10 c/w r thj-case thermal resistance junction-lead (low-side switch) 7 c/w r thj-amb thermal resistance junction-ambient see figure 39 c/w
absolute maximum ratings vn5770akp-e 8/35 doc id 17772 rev. 4 2 absolute maximum ratings stressing the device above the rating listed in ta bl e 3 and ta b l e 4 may cause permanent damage to the device. these are stress ratings only and operation of the device at these or any other conditions above those indicated in the operating sections of this specification is not implied. exposure to the conditions in section 2.1: absolute maximum ratings for extended periods may affect device reliability. 2.1 absolute maximum ratings table 3. dual high-side switch symbol parameter value unit v cc dc supply voltage 41 v -v cc reverse dc supply voltage 0.3 v -i gnd dc reverse ground pin current 200 ma i out dc output current internally limited a -i out reverse dc output current -12 a i in dc input current -1 to 10 ma i csd dc current sense disable input current -1 to 10 ma v csense current sense maximum voltage v cc -41 +v cc v v e max maximum switching energy (single pulse) (l = 3.7 mh; r l =0 ; v bat = 13.5 v; t jstart =150c; i out =i liml (typ.)) 32 mj v esd electrostatic discharge (human body model: r = 1.5 k ; c=100pf) - input - current sense - output - v cc 4000 2000 5000 5000 v v v v v esd charge device model (cdm-aec-q100-011) 750 v t j junction operating temperature -40 to 150 c t stg storage temperature -55 to 150 c
vn5770akp-e absolute maximum ratings doc id 17772 rev. 4 9/35 table 4. low-side switch symbol parameter value unit v dsn drain-source voltage (v inn = 0 v) internally clamped v v inn input voltage internally clamped v i inn input current +/-20 ma r in minn minimum input series impedance 220 i dn drain current internally limited a i rn reverse dc output current -12 a v esd1 electrostatic discharge (r = 1.5 k , c = 100 pf) 4000 v v esd2 electrostatic discharge on output pins only (r = 330 , c = 150 pf) 16500 v p tot total dissipation at t c =25c 4 w t j operating junction temperature internally limited c t c case operating temperature internally limited c t stg storage temperature -55 to 150 c
electrical characteristics vn5770akp-e 10/35 doc id 17772 rev. 4 3 electrical characteristics 3.1 electrical characteristics for dual high-side switch values specified in this section are for 8 v < v cc < 36 v; -40 c < t j < 150 c, unless otherwise specified (for each channel). table 5. power section symbol parameter test conditions min. typ. max. unit v cc operating supply voltage 4.5 13 36 v v usd undervoltage shutdown 3.5 4.5 v v usdhyst undervoltage shutdown hysteresis 0.5 v r on on-state resistance i out =3a; t j = 25 c 160 m i out =3a; t j =150c 320 m i out =3a; v cc =5v; t j =25c 210 m v clamp clamp voltage i s = 20 ma 41 46 52 v i s supply current off-state; v cc =13v; t j =25c; v in =v out =v sense =0v 2 (1) 1. powermos leakage included 5 (1) a on-state; v cc =13v; v in =5v; i out =0a 36ma i l(off) off-state output current (2) 2. for each channel v in =v out =0v; v cc =13v; t j =25c 03a v in =v out =0v; v cc =13v; t j =125c 05a v f output - v cc diode voltage (2) -i out =3a; t j = 150 c 0.7 v table 6. switching (v cc =13v) symbol parameter test conditions min. typ. max. unit t d(on) turn-on delay time r l =4.3 (see figure 3 )? 15 ? s t d(off) turn-off delay time r l =4.3 (see figure 3 )? 10 ? s (dv out /dt) on turn-on voltage slope r l =4.3 ? see figure 15 ?v / s (dv out /dt) off turn-off voltage slope r l =4.3 ? see figure 17 ?v / s w on switching energy losses during t won r l =4.3 (see figure 3 )? 0.16 ? mj w off switching energy losses during t woff r l =4.3 (see figure 3 )? 0.08 ? mj
vn5770akp-e electrical characteristics doc id 17772 rev. 4 11/35 table 7. logic input symbol parameter test conditions min. typ. max. unit v il input low level voltage 0.9 v i il low level input current v in =0.9v 1 a v ih input high level voltage 2.1 v i ih high level input current v in =2.1v 10 a v i(hyst) input hysteresis voltage 0.25 v v icl input clamp voltage i in =1ma 5.5 7 v i in =-1ma -0.7 v table 8. protection and diagnostics (1) 1. to ensure long term reliability under heavy overload or short circuit conditions , protection and related diagnostic signals must be used together with a proper soft ware strategy. if the device is subjected to abnormal conditions, this software must limit the duration and number of activation cycles symbol parameter test conditions min. typ. max. unit i limh dc short circuit current v cc =13v 6 8.5 12 a 5v electrical characteristics vn5770akp-e 12/35 doc id 17772 rev. 4 figure 3. switching time waveforms table 9. current sense (8v vn5770akp-e electrical characteristics doc id 17772 rev. 4 13/35 figure 4. output voltage drop limitation figure 5. current sense delay characteristics table 10. truth table conditions input output sense normal operation l h l h 0 nominal overtemperature l h l l 0 v senseh undervoltage l h l l 0 0 short circuit to gnd l h l l 0 0 short circuit to v cc l h h h 0 < nominal negative output voltage clamp ll 0 6on )out 6cc 6ou t 4j o # 4j o # 4j o # 6on2on4 ("1($'5 6(16(&855(17 ,1387 /2$'&855(17 w '6(16(+ w '6(16(/ *$3*&)7
electrical characteristics vn5770akp-e 14/35 doc id 17772 rev. 4 3.2 electrical characteristics curves for dual high-side switch figure 6. off-state output current figure 7. high level input current figure 8. input clamp voltage figure 9. input low level figure 10. input high level figure 11. input hysteresis voltage 4c?# )loffu! /ff 3t at e 6cc6 6in6out 6 ("1($'5 4c?# )ihu! 6in6 ("1($'5 4c?# 6icl6 li nm! ("1($'5 ("1($'5 4c?# 6il6 ("1($'5 4c?# 6ih6 ("1($'5 4c?# 6ihyst6
vn5770akp-e electrical characteristics doc id 17772 rev. 4 15/35 figure 12. on-state resistance vs t case figure 13. on-state resistance vs v cc figure 14. undervoltage shutdown figure 15. turn-on voltage slope figure 16. i limh vs t case figure 17. turn-off voltage slope ("1($'5 4c?# 2onm/hm )out ! 6cc6 ("1($'5 6cc6 2onm/hm 4c ?# 4c?# 4c?# 4c?# )out ! ("1($'5 4c?# 6usd6 ("1($'5 4c?# d6outdt on6ms 6cc6 2)/hm ("1($'5 4c?# )limh! 6cc6 ("1($'5 4c?# d6outdt off6ms 6cc6 2)/hm
electrical characteristics vn5770akp-e 16/35 doc id 17772 rev. 4 3.3 electrical characteristics for low-side switches values specified in this section are for -40 c < t j < 150 c, unless otherwise specified table 11. off symbol parameter test conditions min typ max unit v clamp drain-source clamp voltage v in =0v; i d = 1.5 a 40 45 55 v v clth drain-source clamp threshold voltage v in =0v; i d =2ma 36 v v inth input threshold voltage v ds =v in ; i d =1ma 0.5 2.5 v i iss supply current from input pin v ds =0v; v in = 5 v 100 150 a v incl input-source clamp voltage i in =1ma 6 6.8 8 v i in =-1ma -1.0 -0.3 v i dss zero input voltage drain current (v in =0v) v ds =13v; v in =0v; t j =25c 30 a v ds =25v; v in =0v 75 a table 12. on symbol parameter test conditions min typ max unit r ds(on) static drain-source on resistance v in =5v; i d =3a; t j = 25 c ? ? 120 m v in =5v; i d = 3 a ? ? 240 m table 13. dynamic (t j = 25c, unless otherwise specified) symbol parameter test conditions min typ max unit g fs forward transconductance v dd =13v; i d =1.5a ? 2.5 ? s c oss output capacitance v ds = 13 v; f = 1 mhz; v in =0v ? 150 ? pf table 14. switching (t j = 25 c, unless otherwise specified) symbol parameter test conditions min typ max unit t d(on) tu r n - o n d e l ay t i m e v dd =15v; i d =3a; v gen =5v; r gen =r in minn = 220 ? 200 400 ns t r rise time ? 1.2 2.5 s t d(off) turn-off delay time ? 600 1350 ns t f fall time ? 400 1000 ns t d(on) tu r n - o n d e l ay t i m e v dd =15v; i d =3a v gen =5v; r gen =2.2k ? 0.80 2.5 s t r rise time ? 3.7 7.5 s t d(off) turn-off delay time ? 2.6 7.5 s t f fall time ? 2.3 7.0 s
vn5770akp-e electrical characteristics doc id 17772 rev. 4 17/35 (di/dt) on turn-on current slope v dd =15v; i d =3a; v gen =5v; r gen =r in minn = 220 ?3.0 a/s q i total input charge v dd =12v; i d =3a; v in =5v; i gen =2.13ma ?9.0 nc table 15. source drain diode symbol parameter test conditions min typ max unit v sd (1) 1. pulsed: pulse duration = 300 s, duty cycle 1.5% forward on voltage i sd = 1.5 a; v in =0v ? 0.8 ? v t rr reverse recovery time i sd = 1.5 a; di/dt = 12 a/ms; v dd =30v; l=200 h ? 400 ? ns q rr reverse recovery charge ? 200 ? nc i rrm reverse recovery current ?1.0? a table 16. protection and diagnostics (-40 c < t j < 150 c, unless otherwise specified) symbol parameter test conditions min typ max unit i lim drain current limit v in =5v; v ds =13v 6 8.5 12 a t dlim step response current limit v in =5v; v ds =13v 10 s t jsh overtemperature shutdown 150 175 200 c t jrs overtemperature reset 135 c i gf fault sink current v in =5v; v ds =13v; t j =t jsh 10 15 20 ma e as single pulse avalanche energy starting t j =25c; v dd =24v; v in =5v; r gen =r in minn = 220 ; l=24mh 100 mj table 14. switching (t j = 25 c, unless otherwise specified) (continued) symbol parameter test conditions min typ max unit
electrical characteristics vn5770akp-e 18/35 doc id 17772 rev. 4 3.4 electrical characteristics curves for low-side switches figure 18. static drain source on resistance figure 19. derating curve figure 20. transconductance figure 21. transfer characteristics figure 22. input voltage vs input charge figure 23. capacitance variations ("1($'5 )d! 2dson mohms 4j?# 4j?# 4j ?# 6in6 ("1($'5 ("1($'5 )d! 'fs3 6ds6 4j?# 4j?# 4j ?# ("1($'5 6in6 )don! 6ds6 4j?# 4j ?# 4j ?# ("1($'5 1gn# 6in6 6d s6 )d ! ("1($'5 6ds6 #p& f-(z 6in6
vn5770akp-e electrical characteristics doc id 17772 rev. 4 19/35 figure 24. output characteristics figure 25. step response current limit figure 26. source-drain diode forward characteristics figure 27. static drain-source on resistance vs i d figure 28. static drain-source on resistance vs input voltage (part 1) figure 29. static drain-source on resistance vs input voltage (part 2) ("1($'5 6ds6 )d! 6in6 6in 6 6in 6 ("1($'5 6dd6 4dlimusec 6in6 2gohm ("1($'5 )d! 6sdm6 6in6 ("1($'5 )d! 2dson mohms 4j?# 4j?# 4j ?# 6in6 ("1($'5 6in6 2dson mohms )d! )d! )d! )d! )d! )d! 4j ?# 4j?# 4j ?# ("1($'5 6in6 2dson mohms )d! 4j?# 4j ?# 4j?#
electrical characteristics vn5770akp-e 20/35 doc id 17772 rev. 4 figure 30. normalized input threshold voltage vs temperature figure 31. normalized on resistance vs temperature figure 32. current limit vs junction temperature ("1($'5 4c?# 6inth6 6ds6in )dm! ("1($'5 4c?# 2onm/hm )out ! 6cc6 ("1($'5 4c?# )lim! 6cc6 6in6
vn5770akp-e application information doc id 17772 rev. 4 21/35 4 application information figure 33. typical application schematic note: mostly motor bridge drivers use a reverse battery protection diode (d) inside supply rail. this diode prevents a reverse current flow back to vbatt in case the bridge gets disabled via the logic inputs while motor inductance still carries energy. in order to prevent a hazardous overvoltage at circuit supply terminal (vcc), a blocking capacitor (c) is needed to limit the voltage overshoot. as basic orientation, 50f per 1a load current in recommended. in alternative, also a zener protection (z) is suitable. even if a reverse polarity diode is not present, it is recommended to use a capacitor or zener at vcc because a similar problem appears in case supply terminal of the module has intermittent electrical contact to the battery or gets disconnected while motor is operating. - )nput )nput -icro 6 6cc 3ource 3ource 3ource 3ource $rain $rain '.$ 6batt 6z 66 -otor inducuctance energyrecirculation #ontrol #ontrol #ontrol # $ : )- - - )nput )nput #urrent3ense -icro 6 6cc 3ource 3ource 3ource 3ource $rain $rain '.$ 6batt 6z 66 -otor inducuctance energyrecirculation #ontrol #ontrol #ontrol # $ : )- ("1($'5
application information vn5770akp-e 22/35 doc id 17772 rev. 4 figure 34. recommended motor operation )nput )nput )nput )nput )- )- 6z 6cc t t #l o c k w i s e o p e r a t i o n # o u n t e r c l o c k w i s e o p e r a t i o n ! c t i v e m o t o r s t o p 0 a s s i v e m o t o r s t o p # l o c k w i s e o p e r a t i o n &lybackclamped by:enerdiode: &lybackenergycharged intocapacitor# &lybackspikeduringcross currentprotectiontime 0 a s s i v e m o t o r s t o p $eadtimetoavoidcrossconduction )nput )nput )nput )nput )- )- 6z 6cc t t #l o c k w i s e o p e r a t i o n # o u n t e r c l o c k w i s e o p e r a t i o n ! c t i v e m o t o r s t o p 0 a s s i v e m o t o r s t o p # l o c k w i s e o p e r a t i o n &lybackclamped by:enerdiode: &lybackenergycharged intocapacitor# &lybackspikeduringcross currentprotectiontime 0 a s s i v e m o t o r s t o p $eadtimetoavoidcrossconduction ("1($'5
vn5770akp-e application information doc id 17772 rev. 4 23/35 figure 35. waveforms sense current input normal operation undervoltage v cc v usd v usdhyst input sense current load current load current overload operation input sense current t tsd t r t j load current input load voltage sense current load current application information vn5770akp-e 24/35 doc id 17772 rev. 4 4.1 maximum demagnetization energy (v cc = 13.5 v) figure 36. maximum turn off current versus load inductance v in , i l t demagnetization demagnetization demagnetization 0.1 1 10 100 0.01 0.1 1 10 100 l (mh) i lmax (a) a b c a = single pulse at t jstart = 150 c b = repetitive pulse at t jstart = 100 c c = repetitive pulse at t jstart = 125 c note: values are generated with r l =0 . in case of repetitive pulses, t jstart (at the beginning of each demagnetization) of every pulse must not exceed the temperature specified above for curves b and c.
vn5770akp-e package and thermal data doc id 17772 rev. 4 25/35 5 package and thermal data 5.1 so-28 thermal data figure 37. so-28 pc board figure 38. chipset configuration note: layout condition of rth and zth measurements (pcb fr4 area= 58 mm x 58 mm, pcb thickness = 2 mm, cu thickness = 35 mm, copper areas: from minimum pad layout to 16 cm 2 ). high side chip channels 1,2 low side chip low side chip channel 3 channel 4 r thb r tha r thc r thab r thac r thbc
package and thermal data vn5770akp-e 26/35 doc id 17772 rev. 4 figure 39. auto and mutual rthj-amb vs pcb copper area in open box free air condition table 17. thermal calculations in clockwise and anti-clockwise operation in steady-state mode hs 1 hs 2 ls 3 ls 4 t jhs12 t jls3 t jls4 on off off on p dhs1 x r thhs + p dls4 x r thhsls + t amb p dhs1 x r thhsls + p dls4 x r thlsls + t amb p dhs1 x r thhsls + p dls4 x r thls + t amb off on on off p dhs2 x r thhs + p dls3 x r thhsls + t amb p dhs2 x r thhsls + p dls3 x r thls + t amb p dhs2 x r thhsls + p dls3 x r thlsls + t amb table 18. thermal resistances definitions (1) 1. values dependent on pcb heatsink area r thhs = r thhs1 = r thhs2 high-side chip thermal resistance junction to ambient (hs 1 or hs 2 in on-state) r thls = r thls3 = r thls4 low-side chip thermal resistance junction to ambient r thhsls = r thhs1ls4 = r thhs2ls3 mutual thermal resistance junction to ambient between high-side and low-side chips r thlsls = r thls3ls4 mutual thermal resistance junction to ambient between low-side chips 0 10 20 30 40 50 60 0 1 2 3 4 5 6 7 cu area (refer to pcb layout) rth (?c/w) rtha rthb = rthc rthab = rthac rthbc note: see figure 38 . for more detailed information see table 17 and table 18 .
vn5770akp-e package and thermal data doc id 17772 rev. 4 27/35 x figure 40. so-28 hsd thermal impedance junction ambient single pulse table 19. single pulse thermal impedance definitions (1) 1. values dependent on pcb heatsink area z thhs high-side chip thermal impedance junction to ambient z thls = z thls3 = z thls4 low-side chip thermal impedance junction to ambient z thhsls = z thhs12ls3 = z thhs12ls4 mutual thermal impedance junction to ambient between high-side and low-side chips z thlsls = z thls3ls4 mutual thermal impedance junction to ambient between low-side chips table 20. thermal calculations in transient mode (1) 1. calculation is valid in any dynamic oper ating condition. pd values set by user. t jhs12 z thhs x p dhs12 + z thhsls x (p dls3 + p dls4 ) + t amb t jls3 z thhsls x p dhs12 + z thls x p dls3 + z thlsls x p dls4 + t amb t jls4 z thhsls x p dhs12 + z thlsls x p dls3 + z thls x p dls4 + t amb zth 0.1 1 10 100 0.001 0.01 0.1 1 10 100 1000 time (sec) (?c/w) footprint 2 cm 2 1 cm 2 6 cm 2 hsd hslsd footprint 2 cm 2 1 cm 2 6 cm 2
package and thermal data vn5770akp-e 28/35 doc id 17772 rev. 4 figure 41. so-28 lsd thermal impedance junction ambient single pulse equation 1: pulse calculation formula figure 42. thermal fitting model of an h-bridge in so-28 zth 0.1 10 100 0.001 0.01 0.1 1 10 100 1000 time (sec) (?c/w) footprint 2 cm 2 1 cm 2 6 cm 2 footprint 2 cm 2 1 cm 2 6 cm 2 lsd lslsd z th r th z thtp 1 ? () + ? = where t p t ? =
vn5770akp-e package and thermal data doc id 17772 rev. 4 29/35 table 21. thermal parameters (1) 1. a blank space means that the value is the same as the previous one. area/island (cm 2 )footprint126 r1 = r7 (c/w) 1 r2 = r8 (c/w) 1.8 r3 = r11 = r17 (c/w) 3.5 r4 (c/w) 13.5 r5 = r13 = r19 (c/w) 10.5 r6 = r14 = r20 (c/w) 62.28 52.28 44.28 32.28 r9 = r15 (c/w) 0.24 r10 = r16 (c/w) 1.2 r12 (c/w) 15.2 r18 (c/w) 15.5 r21 = r22 = r23 (c/w) 150 r24 (c/w) 150 52.28 44.28 32.28 c1 = c7 (ws/c) 0.0008 c2 = c8 (ws/c) 0.001 c3 = c11 = c17 (ws/c) 0.008 c5 = c13 = c19 (ws/c) 0.2 c6 = c14 = c20 (ws/c) 1.6 1.61 1.7 3.25 c9 = c15 (ws/c) 0.00015 c10 = c16 (ws/c) 0.0005
package and packing information vn5770akp-e 30/35 doc id 17772 rev. 4 6 package and packing information 6.1 ecopack ? packages in order to meet environmental requirements, 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. 6.2 so-28 package information table 22. so-28 mechanical data symbol millimeters min typ max a 2.65 a1 0.10 0.30 b 0.35 0.49 b1 0.23 0.32 c0.50 c1 45 (typ.) d 17.7 18.1 e 10.00 10.65 e1.27 e3 16.51 f 7.40 7.60 l 0.40 1.27 s8 (max.)
vn5770akp-e package and packing information doc id 17772 rev. 4 31/35 figure 43. so-28 package dimensions
package and packing information vn5770akp-e 32/35 doc id 17772 rev. 4 6.3 so-28 packing information figure 44. so-28 tube shipment (no suffix) figure 45. tape and reel shipment (suffix ?tr?) all dimensions are in mm. base q.ty 28 bulk q.ty 700 tube length ( 0.5) 532 a3.5 b13.8 c ( 0.1) 0.6 a c b base q.ty 1000 bulk q.ty 1000 a (max) 330 b (min) 1.5 c ( 0.2) 13 f20.2 g (+ 2 / -0) 16.4 n (min) 60 t (max) 22.4 tape dimensions according to electronic industries association (eia) standard 481 rev. a, feb. 1986 all dimensions are in mm. tape width w 16 tape hole spacing p0 ( 0.1) 4 component spacing p 12 hole diameter d ( 0.1/-0) 1.5 hole diameter d1 (min) 1.5 hole position f ( 0.05) 7.5 compartment depth k (max) 6.5 hole spacing p1 ( 0.1) 2 top cover tape end start no components no components components 500mm min 500mm min empty components pockets sealed with cover tape. user direction of feed reel dimensions
vn5770akp-e order codes doc id 17772 rev. 4 33/35 7 order codes table 23. device summary package order codes tube tape and reel so-28 root part number 1 VN5770AKPTR-E
revision history vn5770akp-e 34/35 doc id 17772 rev. 4 8 revision history table 24. document revision history date revision changes 11-nov-2010 1 initial release. 04-jan-2012 2 table 9: current sense (8v vn5770akp-e doc id 17772 rev. 4 35/35 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 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 two authorized st representatives, 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 register ed 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. ? 2012 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 - philippines - singapore - spain - sweden - switzerland - united kingdom - united states of america www.st.com

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