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IRS44273L 1 www.irf.com ? 2012 international rectifier single low-side driver ic features cmos schmitt-triggered inputs under voltage lockout 3.3v logic compatible output in phase with input leadfree, rohs compliant typical applications general purpose gate driver dc-dc converters plasma display panel (pdp) applications product summary topology general driver i o+ & i o- (typical) 1.5a / 1.5a t on & t off (typical) 50ns & 50ns package type 5 lead sot23 typical connection diagram
IRS44273L 2 www.irf.com ? 2012 international rectifier table of contents page typical connection diagram 1 description 3 qualification information 4 absolute maximum ratings 5 recommended operating conditions 5 static electrical characteristics 6 dynamic electrical characteristics 6 functional block diagrams 7 input/output pin equivalent circuit diagram 8 lead definitions 9 lead assignments 9 application information and additional details 10 package details: sot23-5 11 package details: sot23-5, tape and reel 12 part marking information 14 ordering information 15
IRS44273L 3 www.irf.com ? 2012 international rectifier description the IRS44273L is a low voltage, power mosfet and ig bt non-inverting gate driver. proprietary latch imm une cmos technologies enable ruggedized monolithic cons truction. the logic input is compatible with standa rd cmos or lsttl output. the output driver features a current buffer stage.
IRS44273L 4 www.irf.com ? 2012 international rectifier qualification information ? qualification level industrial ?? comments: this family of ics has passed jedecs industrial qualification. irs consumer qualificat ion level is granted by extension of the higher industrial level . moisture sensitivity level msl1 ??? 260c (per ipc/jedec j-std-020) esd machine model class b (per jedec standard jesd22-a115) human body model class 2 (per eia/jedec standard eia/jesd22-a114) ic latch-up test class 1 level a (per jesd78) rohs compliant yes ? qualification standards can be found at internation al rectifiers web site http://www.irf.com/ ?? higher qualification ratings may be available shoul d the user have such requirements. please contact your international rectifier sales representative for fu rther information. ??? higher msl ratings may be available for the specifi c package types listed here. please contact your international rectifier sales representative for fu rther information.
IRS44273L 5 www.irf.com ? 2012 international rectifier absolute maximum ratings absolute maximum ratings indicate sustained limits beyond which damage to the device may occur. the d evice may not function or not be operable above the recom mended operating conditions and stressing the parts to these levels is not recommended. in addition, exten ded exposure to stresses above the recommended oper ating conditions may affect device reliability. all volta ge parameters are absolute voltages referenced to c om. the thermal resistance and power dissipation ratings ar e measured under board mounted and still air condit ions. v cc fixed supply voltage -0.3 25 v v o output voltage -0.3 v cc + 0.3 v in logic input voltage -0.3 v cc + 0.3 p d package power dissipation @ ta 25c 250 mw rth ja thermal resistance, junction to ambient 191 c/w t j junction temperature 150 c t s storage temperature -55 150 t l lead temperature (soldering, 10 seconds) 300 recommended operating conditions for proper operation, the device should be used wit hin the recommended conditions. all voltage parame ters are absolute voltages referenced to com unless otherwis e stated in the table. the offset rating is tested with supply of v cc = 15v. symbol definition min max units symbol definition min max units v cc fixed supply voltage --- 20 v v o output voltage 0 v cc v in logic input voltage 0 v cc t a ambient temperature -40 125 c
IRS44273L 6 www.irf.com ? 2012 international rectifier static electrical characteristics v cc = 15v, t a = 25c unless otherwise specified. the v in, and i in parameters are referenced to com and are applicable to input leads: in. the v o and i o parameters are referenced to com and are applicabl e to the output leads: out. dynamic electrical characteristics v cc = 15v, t a = 25c, and c l = 1000pf unless otherwise specified. symbol definition min typ max units test conditions v ccuv+ vcc supply undervoltage positive going threshold 9 .2 10.2 11.2 v v ccuv - vcc supply undervoltage negative going threshold 8.2 9.2 10.2 v cc uvh vcc supply undervoltage lockout hysteresis 1.0 v i l logic 0 input voltage (out = lo) 0.8 v i h logic 1 input voltage (out = hi) 2.5 v oh high level output voltage, v bias -v o 1.4 i o = 0 ma v ol low level output voltage, v o 0.15 i o = 20 ma i in+ logic 1 input bias current 5 15 a v in = 5v i in - logic 0 input bias current -30 -10 v in = 0v i qcc quiescent v cc supply current 170 340 v in = 0v or 5v i o+ output high short circuit pulsed current 1.5 a v o = 0v, v in = 5v i o - output low short circuit pulsed current 1.5 v o = 15v, v in = 0v symbol definition min typ max units test conditions t on turn-on propagation delay 50 95 ns figure 2 t off turn-off propagation delay 50 95 t r turn-on rise time 25 55 t f turn-off fall time 25 55
IRS44273L 7 www.irf.com ? 2012 international rectifier functional block diagram
IRS44273L 8 www.irf.com ? 2012 international rectifier input/output pin equivalent circuit diagrams
IRS44273L 9 www.irf.com ? 2012 international rectifier pin definitions pin symbol description 1 in logic input for gate driver output (out) 2 com ground 3 out gate drive output 4 out gate drive output 5 vcc supply voltage pin assignments
IRS44273L 10 www.irf.com ? 2012 international rectifier application information and additional details figure 1: input/output timing diagram figure 2: switching time waveform definitions
IRS44273L 11 www.irf.com ? 2012 international rectifier package details, sot23-5
IRS44273L 12 www.irf.com ? 2012 international rectifier package details: sot23-5, tape and reel
IRS44273L 13 www.irf.com ? 2012 international rectifier package details: sot23-5, tape and reel
IRS44273L 14 www.irf.com ? 2012 international rectifier part marking information top marking bottom marking
IRS44273L 15 www.irf.com ? 2012 international rectifier ordering information base part number package type standard pack complete part number form quantity IRS44273L sot23-5 tape and reel 3000 IRS44273Ltrpbf the information provided in this document is believ ed to be accurate and reliable. however, internatio nal rectifier assumes no responsibility for the consequ ences of the use of this information. internationa l rectifier assumes no responsibility for any infring ement of patents or of other rights of third partie s which may result from the use of this information. no li cense is granted by implication or otherwise under any patent or patent rights of international rectifier. the specifications mentioned in this document are subject to change without notice. this document supersedes and replaces all information previously supplied. for technical support, please contact irs technica l assistance center http://www.irf.com/technical-info/ world headquarters: 101n sepulveda blvd., el segundo, california 90245 tel: (310) 252-7105

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