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* qualification standards can be f ound on irs web site www.irf.com ? 2010 international rectifier march 19 th , 2010 automotive grade auirs4426s dual low side driver features ? gate drive supply range from 6 v to 20 v ? cmos schmitt-triggered inputs ? matched propagation delay for both channels ? outputs out of phase with inputs ? automotive qualified ? ? leadfree, rohs compliant typical applications ? automotive general purpose dual low side driver ? automotive dc-dc converters ? hybrid power train drives ? direct fuel injection product summary topology dual low side driver v offset 25v v out 6 v C 20 v i o+ & i o- (typical) 2.3 a & 3.3 a t on & t off (typical) 70 ns & 65 ns package 8-lead soic typical connection diagram nc ina gnd inb outa outb auirs4426 to load nc v s 1 2 34 87 6 5 (please refer to our application notes and de sign tips for proper circuit board layout) downloaded from: http:///
auirs4426s www.irf.com ? 2010 international rectifier 2 table of contents page typical connection diagram 1 description 3 diagram for push-pull forward dc-dc converter application 3 qualification information 4 absolute maximum ratings 5 recommended operating conditions 5 static electrical characteristics 6 dynamic electrical characteristics 6 functional block diagram 7 input/output pin equival ent circuit diagrams 8 lead definitions 9 lead assignments 9 input/output timing diagram 10 switching time waveform definitions 10 advance configuration 10 parameter temperature trends 11-12 package details 13 tape and reel details 14 part marking information 15 ordering information 16 important notice 17 downloaded from: http:///
auirs4426s www.irf.com ? 2010 international rectifier 3 description the auirs4426 is a low voltage, high speed power mosfet and igbt driver. proprietary latch immune cmos technologies enable ruggedized monolithic construc tion. the logic input is compatible with standard cmos or lsttl output. the output drivers feature a high pulse current buffer stage designed for minimum driver cross-conduction. propagation delays between two channels are matched. diagram for push-pull forward dc-dc converter application auirs4426 nc nc inb com ina outb vs outa from switching control circuit to load downloaded from: http:///
auirs4426s www.irf.com ? 2010 international rectifier 4 qualification information ? automotive (per aec-q100 ?? ) qualification level comments: this family of ics has passed an automotive qualification. irs industrial and consumer qualification level is granted by extension of the higher automotive level. moisture sensitivity level soic8n msl3 ??? 260c (per ipc/jedec j-std-020) machine model class m3 (per aec-q100-003) human body model class h3a (per aec-q100-002) esd charged device model class c5 (per aec-q100-011) rohs compliant yes ? qualification standards can be found at international rectifiers web site http://www.irf.com/ ?? exceptions to aec-q100 requirements are noted in the qualification report. ??? higher msl ratings may be available for the specif ic package types listed here. please contact your international rectifier sales repres entative for further information. downloaded from: http:///
auirs4426s www.irf.com ? 2010 international rectifier 5 absolute maximum ratings absolute maximum ratings indicate sustained limits beyond which damage to the device may occur. all voltage parameters are absolute voltages referenced to gnd lead. 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 condition beyond those indicated in the recommended operating conditions is not implied. exposure to ab solute-maximum-rated conditi ons for extended periods may affect device reliability. the thermal resistance and power dissipation ratings are measured under board mounted and still air conditions. ambient temperature (t a ) is 25c, unless otherwise specified. . recommended operating conditions the input/output logic timing diagram is shown in fi gure 1. for proper operation the device should be used within the recommended conditions. all voltage param eters are absolute voltage referenced to gnd. symbol definition min. max. units v s fixed supply voltage -0.3 25 v o output voltage -0.3 v s + 0.3 v in logic input voltage - 0.3 v s + 0.3 v p d package power dissipation @ ta 25c 0.625 w rth ja thermal resistance, junction to ambient 200 c/w t j junction temperature 150 t s storage temperature -55 150 t l lead temperature (soldering, 10 seconds) 300 c symbol definition min. max. units v s fixed supply voltage 6 20 v o output voltage 0 v s v in logic input voltage 0 v s v t a ambient temperature -40 125 c downloaded from: http:///
auirs4426s www.irf.com ? 2010 international rectifier 6 static electrical characteristics unless otherwise noted, these specifications apply for an operating junction temperature range of -40c tj 125c with bias conditions of v bias (v s ) = 15 v, t a = 25c. the v in and i in parameters are referenced to gnd and are applicable to input leads: ina and inb. the v o and i o parameters are referenced to gnd and are applicable to the output leads: outa and outb. ( ?) guaranteed by design dynamic electrical characteristics unless otherwise noted, these specifications apply for an operating junction temperature range of -40c tj 125c with bias conditions of v bias (v s ) = 15 v, cl = 1000pf, and t a = 25c. the dynamic electrical characteristics are measured using the test circuit shown in fig. 3. symbol definition min typ max units test conditions v ih logic 0 input voltage 2.7 v il logic 1 input voltage 0.8 v oh high level output voltage, v bias -v o 1.4 v ol low level output voltage, v o 0.1 v i o = 0 ma i in+ logic 1 input bias current (out = hi) 5 15 v in = 0 v i in- logic 0 input bias current (out = lo) -10 -30 v in = v s i qb quiescent v s supply current 100 200 a v in = 0 v or v s i o+ output high short circuit pulsed current ( ?) 1.5 2.3 v o = 0 v, v in = 0 pw 10 s i o- output high short circuit pulsed current ( ?) 1.5 3.3 a v o = 15 v, v in = v s pw 10 s symbol definition min typ max units test conditions propagation delay characteristics t d1 turn-on propagation delay 70 150 t d2 turn-off propagation delay 65 150 t r turn-on rise time 15 35 t f turn-off fall time 25 50 ns figure 2 downloaded from: http:///
auirs4426s www.irf.com ? 2010 international rectifier 7 functional block diagram: auirs4426 downloaded from: http:///
auirs4426s www.irf.com ? 2010 international rectifier 8 input/output pin equivalent circuit diagrams: vs com inainb esd diode esd diode r esd r pu +5v downloaded from: http:///
auirs4426s www.irf.com ? 2010 international rectifier 9 lead definitions symbol description v s supply voltage gnd ground ina logic input for gate driver output (outa), out of phase inb logic input for gate driver output (outb), out of phase outa gate drive output a outb gate drive output b lead assignments 87 6 5 ina 12 3 4 v s outa outb gnd inb 8 lead soic auirs4426s downloaded from: http:///
auirs4426s www.irf.com ? 2010 international rectifier 10 application information and additional details figure 1: input/output timing diagram figure 2: switching time waveform definitions 24 7 3 5 6 ina inb outa outb v s = 15 v 4.7f 1000 f 0.1 f c l c l 1000 f figure 3: advance configuration downloaded from: http:///
auirs4426s www.irf.com ? 2010 international rectifier 11 parameter trends vs. temperature figures illustrated in this chapter provide information on the experimental performanc e of the auirs4426s hvic. the line plotted in each figure is generated from actual l ab data. a large number of individual samples were tested at three temperatures (-40 oc, 25 oc, and 125 oc) with supply voltage of 15v in order to generate the experimental curve. the line consists of three data points (one data point at each of the tested temperatures) that have been connected together to illustrate the understood trend. t he individual data points on the typ. curve were determined by calculating the averaged experimental value of the parameter (for a given temperature). 50 60 70 80 90 -50 -25 0 25 50 75 100 125 temperature ( o c) turn-on propagation delay (ns) typ max. min. figure 4. turn-on propagation delay vs. temperature 45 55 65 75 85 -50 -25 0 25 50 75 100 125 temperature ( o c) turn-off propagation delay (ns ) typ . max. min. figure 5. turn-off propagation delay vs. temperature 10 15 20 25 30 -50 -25 0 25 50 75 100 125 temperature ( o c) torn-on rise time (ns) typ. max. min. figure 6. turn-on rise time vs. temperature 15 20 25 30 35 -50 -25 0 25 50 75 100 125 temperature ( o c) turn-off fall time (ns) - typ. max. min. figure 7. turn-off fall time vs. temperature downloaded from: http:///
auirs4426s www.irf.com ? 2010 international rectifier 12 400 700 1000 1300 1600 -50 -25 0 25 50 75 100 125 temperature ( o c) high level output (mv) typ. max. min. figure 8. high level output voltage vs. temperature -2.0 -1.5 -1.0 -0.5 0.0 -50 -25 0 25 50 75 100 125 temperature ( o c) low level output (mv) typ. max. min. figure 9. low level output voltage vs. temperature -7 -6 -5 -4 -3 -50 -25 0 25 50 75 100 125 temperature ( o c) logic "1" input bias current (ua) typ. max. min. figure 10. logic 1 input bias current vs. temperature -0.5 -0.3 -0.1 0.1 0.3 -50 -25 0 25 50 75 100 125 temperature ( o c) logic "0" input bias current (ua). typ . max. min. figure 11. logic 0 input bias current vs. temperature 70 90 110 130 150 -50 -25 0 25 50 75 100 125 temperature ( o c) quiescent v s supply current (ua) typ. max. min. figure 12. quiescent v s supply current vs. temperature downloaded from: http:///
auirs4426s www.irf.com ? 2010 international rectifier 13 package details: soic8 downloaded from: http:///
auirs4426s www.irf.com ? 2010 international rectifier 14 tape and reel details: soic8 carrier tape dimension for 8soicn code min max min max a 7.90 8.10 0.311 0.318 b 3.90 4.10 0.153 0.161 c 11.70 12.30 0.46 0.484 d 5.45 5.55 0.214 0.218 e 6.30 6.50 0.248 0.255 f 5.10 5.30 0.200 0.208 g 1.50 n/a 0.059 n/a h 1.50 1.60 0.059 0.062 reel dimensions for 8soicn code min max min max a 329.60 330.25 12.976 13.001 b 20.95 21.45 0.824 0.844 c 12.80 13.20 0.503 0.519 d 1.95 2.45 0.767 0.096 e 98.00 102.00 3.858 4.015 f n/a 18.40 n/a 0.724 g 14.50 17.10 0.570 0.673 h 12.40 14.40 0.488 0.566 metric imperial metric imperial e f a c d g a b h n ote : controlling dimension in mm loaded tape feed direction a h f e g d b c downloaded from: http:///
auirs4426s www.irf.com ? 2010 international rectifier 15 part marking information as4426 ir logo ayww ? part number date code pin 1 identifier lot code (prod mode C 4 digit spn code) assembly site code per scop 200-002 ? xxxx marking code lead free released non-lead free released ? p downloaded from: http:///
auirs4426s www.irf.com ? 2010 international rectifier 16 ordering information standard pack base part number package type form quantity complete part number tube/bulk 95 auirs4426s auirs4426 soic8 tape and reel 2500 AUIRS4426STR downloaded from: http:///
auirs4426s www.irf.com ? 2010 international rectifier 17 important notice unless specifically designated for the automotive market, inte rnational rectifier corporati on and its subsidiaries (ir) reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and services at any time and to discontinue any product or services wi thout notice. part numbers designated with the au prefix follow automotive industry and / or customer specific requirements with regards to product discontinuance and process change notification. all products are sold subject to irs terms and conditions of sale supplied at the time of order acknowledgment. ir warrants performance of its hardware products to the specif ications applicable at the time of sale in accordance with irs standard warranty. testing and other quality control techniques are used to the extent ir deems necessary to support this warranty. except where mandated by government requirements, testing of all parameters of each product is not necessarily performed. ir assumes no liability for applications assistance or cust omer product design. customers are responsible for their products and applications using ir components. to minimi ze the risks with customer products and applications, customers should provide adequate design and operating safeguards. reproduction of ir information in ir data books or data sh eets is permissible only if reproduction is without alteration and is accompanied by all associated warranties, conditions, limitations, and notices. reproduction of this information with alterations is an unfair and deceptive bus iness practice. ir is not responsible or liable for such altered documentation. information of third parties may be subject to additional restrictions. resale of ir products or serviced wi th statements different from or beyond the parameters stated by ir for that product or service voids all express and any implied warran ties for the associated ir product or service and is an unfair and deceptive business practice. ir is not responsible or liable for any such statements. ir products are not designed, intended, or authorized fo r use as components in systems intended for surgical implant into the body, or in other applications intended to su pport or sustain life, or in any other application in which the failure of the ir product could cr eate a situation where personal injury or death may occur. should buyer purchase or use ir products for any such unintended or unauthorized application, buyer shall indemnify and hold international rectifier and its officers , employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death as sociated with such unintended or unauthorized use, even if such claim alleges that ir was negligent regarding the design or manufacture of the product. ir products are neither designed nor intended for use in military/aerospace applications or environments unless the ir products are specifically designated by ir as militar y-grade or enhanced plastic. only products designated by ir as military-grade meet military specifications. buyers acknowledge and agree that any such use of ir products which ir has not designated as military-grade is solely at t he buyers risk, and that they are solely responsible for compliance with all legal and regulatory requirements in connection with such use. ir products are neither designed nor intended for use in automotive applications or environments unless the specific ir products are designated by ir as compli ant with iso/ts 16949 requirements and bear a part number including the designation au. buyers acknowledge and ag ree that, if they use any non-designated products in automotive applications, ir will not be responsibl e for any failure to meet such requirements. for technical support, please contact irs technical assistance center http://www.irf.com/technical-info/ world headquarters: 233 kansas st., el segundo, california 90245 tel: (310) 252-7105 downloaded from: http:///

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