technical data 2011, february, rev. 0 1 powerful high - grade fet driver description of basic functions. t he capability of handling high voltages on power line attributed to transient commutation of loads in conditions of automobile exploitation. load of microcircuit is a device on the base of mos transistors that enables switching high current levels in automobile electrical system. microcircuit has fault indication outpu t when there is short circuit in load or when load transistor current level exceeds preset value. functions microcircuit provides pumping of charge (on output capacity on pin gate of gate control)to drive power mos transistor. input input , compa tible with logic levels of cmos microcircuits ,controls pumping of charge (switch in/switch off). check of drain - sou rce voltage is implemented (vds) on power ?s transistor, detection of shorted load , presentation of error signal on pin fault . microcircuit has pin v t of timer, that is both input in timer window comparators and output of current square circuit, depen ding on r m s voltage drain - source on power mos transistor, as power dissipated in ?s device is proportional to vds 2 . external resistor r t and capacitor c t , connected to timer pin enable programming of timing data necessary for protection of power mos - de vice. internal circuit of stabilizer diodes with the total break down voltage of about 30v provides protection of microcircuit and power ?s transistor from supply voltage value to be exceeded. activation of microcircuit zener stabilizer diodes attribute d to switching - off ?s transistor for the time when supply voltage value exceeded , in addition pin fault does not change its logic state . ordering information il33091 a n plastic il33091 a d soic t a = - 40 to 125 c for all packages . i l33091a
il 33091a 2011, february, rev. 0 1 features. ? works with a wide variety of n - channel power field transistors ? input of control compatible with cmos logic ? built in pumping of charge without external components ? detection and protection from shorted load and current exceeding ? failure unit reporting a fet overcurrent and shorted load condition ? possibility to connect induced loads ? forward overvoltage and battery polar ity reverse protection ? extended range of operating temperatures table of maximum operation ratings and absolute maximum ratings . maximum operation ratings and absolute maximum ratings of exploitation name of param eter , unit of measurement symbol maximum operation rating absolute maximum rating standard standard min max min max 1 2 3 4 5 6 supply voltage on output v cc (pin 05), v v cc 7,0 24,0 - 0,7 28,0 consumption current in mode of limiting by protec tion (input 05), m dip package so - 8 package i c 10 1,0 range of adjusting voltage on input input (pin 07),v (direct voltage) v in - 0,7 28,0 range of voltage, delivered to pin ?? (pin 06), v (direct voltage) v out - 0.7 28,0 temperature of chip, t j - 65 150 temperature of storage, t stg - 65 150 operation range of ambient temperatures, a - 40 125 - 65 150 * stresses beyond those listed under ?absolute maximum ratings? may cause permanent damage to the device. these are stress ratings only and functional operation of the device at these or any other condi tions beyond those indicated under ?recommended operating conditions? is not implied. exposure to absolute - maximum - rated conditions for extended periods may affect device reliability.
il 33091a 2011, february, rev. 0 1 abl e of electrical parameters . electrical parameters of microcircuits il33091an, il33091ad name of parameter, unit of measurement symbol mode of measurement standard note min max consumption current, m i cc vin = 0 v: vin=5,0 v (rx=100 khm): - 0,3 6,0 2 limitation value of supply voltage on pin vcc (pin 05), v v z 29,0 35,0 3 output voltage range on pin ?gate? (pin 04) relatively voltage of power supply source vcc, v v gs 8,0 15,0 - current on pin ?gate? (pin 04), p i g v g =vcc 30 400 - output voltage of saturation on pin?gate? (pin 04), v v g (sat) i g =10 p 0 1,4 - voltage on pin ?gate? in mode of load short circuit (pin 06), v v gc 6,4 7,7 4 threshold voltage on input ?input? (pin 07 ), v v il v ih - 3,5 1,5 - - input current of pin ?input? (pin 07), p i in vin=5,0 v - 250 - current coefficient of timer (pin 08), p /v 2 rx=100 khm, v=0, v dc = 1,0 v 0,7 1,5 5 threshold vol tage of synchronization (pin 08), v lower level upper level v tl v th 0,4 4,3 1,2 5,2 - current on pin ?? (pin 06), p i ol i oh v f =5,0 v v f =0 500 - - 0,1 - voltage of saturation on pin?? (pin 06), v v ol i f =500 p - 0,8 - note 1 .standards for electrical parameters of table , unless otherwise noted , are given for conditions : 7,0 v d vcc d 24 v; - 40 q a 125 q . 2 .measure total consumption current on pins 02 and 05 of microcircuit (when resistor is rx=100 khm, connected to pin 02, and resistor with the value of 45 khm, connected to pin 06). 3 . protection of device from short - term voltage surge on power line at the expense of internal circuit of semiconductor stabilitrons. 4. measure voltage relatively pin ?src? in shorted load mode , when vol tage on load approximately will make less than 1 in ? relatively potential ?general?. mode of measurements , residual stress on load of short - circuit mode are to be specified in the course of development basing on the reference dependence reading results for temperature range. 5 current coefficient of timer is a constant (coefficient )of proportionality of voltage into current conversion, used to check v ds voltage, formed on field transistor. for microcircuit il33091an, arranged in 8 - pin plastic dip - pac kage of ms - 001ba type, rtja is 100 q /w; for microcircuit il33091ad ? arranged in 8 - pin plastic so - package of ms - 012aa mc33091ad type, rtja is 145 q /w. permissible value of static potential val ue is 2000 v (human body model). nominal block diagram and ic connection circuit
il 33091a 2011, february, rev. 0 1 able of pin purpose. table of pin purpose of microcircuits il33091an, il33091ad of pin purpose of pin 01 pin of voltage check on load ( src ) 02 pin for con nection to resistor generating current dependence from voltage on external transistor ( drn ) 03 general pin ( gnd ) 04 pin of external transistor gate control ( gate ) 05 pin of connection to supply voltage chain ( vcc ) 06 pin of emergency indication () 07 control input ( input ) 08 pin of timer timesetting circuit ( v )
il 33091a 2011, february, rev. 0 1 n suffix plastic dip (ms ? 001ba) symbol min max a 8.51 10.16 b 6.1 7.11 c 5.33 d 0.36 0.56 f 1.14 1.78 g h j 0 10 k 2.92 3.81 no tes : l 7.62 8.26 1. dimensions ?a?, ?b? do not include mold flash or protrusions. m 0.2 0.36 maximum mold flash or protrusions 0.25 mm (0.010) per side. n 0.38 d s uffix s oic (ms - 012aa) symbol min max a 4.8 5 b 3.8 4 c 1.35 1.75 d 0.33 0.51 f 0.4 1.27 g h j 0 8 no tes : k 0.1 0.25 1. dimensions a and b do not include mold flash or protrusion. m 0.19 0.25 2. maximum mold flash or protrusion 0.15 mm (0.006) per side p 5.8 6.2 for a; for b ? 0.25 mm (0.010) per s ide. r 0.25 0.5 1.27 5.72 dimens ion, mm dimens ion, mm 2.54 7.62 a b h c k c m j f m p g d r x 45 seating plane 0.25 (0.010) m t -t- 1 8 4 5 l h m j a b f g d se ati ng plane n k 0.25 (0.010) m t -t- c 1 8 4 5
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