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www.irf.com ? 2009 international rectifier 1 march 23, 2011 IRS2052MPBF 2 ch digital audio amplifie r features ? 2 channel integrated analog input class d audio amplifier driver ? versatile protection control enabling latched, non-latched, or host controlled shutdown function ? integrated clock oscillator ? clipping detection ? external thermal sensor input ? on-chip thermal shutdown with warning ? programmable over current protection ? programmable dead-time generation ? start and stop click noise reduction ? under voltage protection ? high noise immunity note the irs2052m digital audio driver is a two channel version of irs2092(s) with additional features, such as internal clock and over temperature protection. the irs2052m features clipping detection outputs, on-chip over temperature detection, over temperature sensor inputs and a fault reporting output. product summary topology half-bridge v offset (max) +/- 100 v i o+ & i o- (typical) 0.5 a & 0.6 a selectable deadtime 45/65/85/105 ns dc offset <20 mv oc protection delay 500 ns (max) shutdown propagation delay 250 ns (max) error amplifier open loop gain >60 db package mlpq48 (7x7 mm, 0.50 mm pitch) typical connection
irs2052m www.irf.com ? 2009 international rectifier 2 table of contents page typical connection diagram 1 qualification information 3 absolute maximum ratings 4 recommended operating conditions 6 electrical characteristics 7 functional block diagram 12 input/output pin equivalent circuit diagram 13 lead definitions 15 lead assignments 17 application information and additional details 18 package details 20 part marking information 21 ordering information 23 change history 24
irs2052m www.irf.com ? 2009 international rectifier 3 description the irs2052m integrates two channels of high volt age, high performance class d audio amplifier drivers with pwm modulators and protections. in conjunction with external mosfet and external components, a complete 2 channel class d audio amplifier can be realized. the irs2052m is designed with floating analog inputs and protection control interfac e pin especially for half bridge topology. high and low side mosfet are protected from over current conditions by a programmabl e bi-directional current sensing. essential elements of pwm modulator section allow flexible system de sign. a small mlpq48 package enhances the benefit of smaller size of class d topology. the irs2052m is a lead-free, rohs compliant. qualification information ? industrial ?? qualification level comments: this family of ics has passed jedec?s industrial qualification. ir?s consumer qualification level is granted by extension of the higher industrial level. moisture sensitivity level msl2 ??? , 260c (per ipc/jedec j-std-020) machine model class b (per jedec standard eia/jesd22-a115) esd human body model class 1b (per eia/jedec standard jesd22-a114) ic latch-up test class i, level a (per jesd78) rohs compliant yes ? qualification standards can be found at international rectifier?s web site http://www.irf.com/ ?? higher qualification ratings may be available should t he user have such requirements. please contact your international rectifier sales re presentative for further information. ??? 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.
irs2052m www.irf.com ? 2009 international rectifier 4 absolute maximum ratings absolute maximum ratings indicate sustained limit s beyond which damage to the device may occur. all voltage parameters are absolute voltages referenced to co m; all currents are defined positive into any lead. the thermal resistance and power dissipation ratings are measured under board mounted and still air conditions. symbol definition min. max. units v bn high side floating supply voltage -0.3 215 v v sn high side floating supply voltage ?? , n=1-2 v bn -15 v bn +0.3 v v hon high side floating output voltage, n=1-2 v sn -0.3 v bn +0.3 v v cshn csh pin input voltage, n=1-2 v sn -0.3 v bn +0.3 v v cc v cc low side fixed supply voltage ?? -0.3 20 v v cc2 v cc2 low side fixed supply voltage ?? -0.3 20 v v lon low side output voltage, n=1-2 -0.3 v cc2 +0.3 v v aa floating input positive supply voltage ?? (see i aaz ) 220 v v ss floating input negative supply voltage ?? -1 (see i ssz ) v aa +0.3 v v gnd floating input supply ground voltage v ss -0.3 v aa +0.3 v i in-n inverting input current ? , n=1-2 - 3 ma v csd sd pin input voltage v ss -0.3 v aa +0.3 v v compn comp pin input voltage, n=1-2 v ss -0.3 v aa +0.3 v v clipn clip pin input voltage gnd -0.3 v aa +0.3 v i clipn clip pin sinking current - 5 ma v fault fault pin input voltage gnd -0.3 v aa +0.3 v i fault fault pin sinking current - 5 ma v otw otw pin input voltage gnd -0.3 v aa +0.3 v i otw otw pin sinking current - 5 ma v dt dt pin input voltage -0.3 v cc +0.3 v v ocset ocset pin input voltage -0.3 v cc +0.3 v v otpn otp pin input voltage -0.3 v cc +0.3 v i aaz floating input positive supply zener clamp current ?? - 10 ma i ccz low side v cc supply zener clamp current ?? - 10 ma i cc2z low side v cc2 supply zener clamp current ?? - 10 ma i otpz otp pin zener clamping current - 1 ma i bszn floating supply zener clamp current ?? , n=1-2 - 10 ma i oref reference output current - 5 ma dv sn /dt allowable vs voltage slew rate, n=1-2 - 50 v/ns dv ss /dt allowable vss voltage slew rate ??? - 50 v/ms
irs2052m www.irf.com ? 2009 international rectifier 5 absolute maximum ratings (cont?d) symbol definition min. max. units pd maximum power dissipation @ t a +25 c ???? - 6 w rth ja thermal resistance, junction to ambient ???? - 20 c/w t j junction temperature - 150 c t s storage temperature -55 150 c t l lead temperature (soldering, 10 seconds) - 300 c ? in-1 and in-2 contain clamping diode to gnd. ?? vaa-vss, vcc-com, vcc2-com2, vb1-vs1 and vb2-vs2 contain internal shunt zener diodes. note that the voltage ratings of t hese can be limited by the clamping current. ??? for the rising and falling edges of st ep signal of 10v. vss=15v to 200v. ???? according to jesd51-5. jedec still air chamber.
irs2052m www.irf.com ? 2009 international rectifier 6 recommended operating conditions for proper operation, the device should be used with in the recommended conditions below. the vs and com offset ratings are tested with supplies biased at v aa -v ss =10v, v cc =v cc2 =12v, com2=com and v b - v s =12v. all voltage parameters are absolute voltages re ferenced to com; all currents are defined positive into any lead . symbol definition min. max. units v bn high side floating supply absolute voltage, n=1-2 v sn +10 v sn +14 v v sn high side floating supply offset voltage ? 200 v v aa floating input supply voltage v ss + 4.5 v ss + 15 v i aaz floating input positive supply zener clamp current 1 11 ma v ss floating input supply absolute voltage 0 200 v v hon high side floating output voltage, n=1-2 vs v b v v cc low side fixed supply voltage 10 15 v v cc2 low side fixed supply voltage 10 15 v v cc - v cc2 low side voltages difference - 1.2 v v lon low side output voltage, n=1-2 0 v cc2 v v gnd gnd pin input voltage v ss ??? v aa ??? v v in-n inverting input voltage, n=1-2 v gnd -0.5 ??? v gnd +0.5 ??? v v csd csd pin input voltage v ss v aa v v compn comp pin input voltage, n=1-2 v ss v aa v c compn comp pin phase compensation capacitor to gnd, n=1-2 1 - nf v dt dt pin input voltage 0 v cc v i oref reference output current to com ?? 0.3 0.8 ma v ocset ocset pin input voltage 0.5 5 v v cshn csh pin input voltage, n=1-2 v sn v bn v dv ss /dt allowable v ss voltage slew rate upon power-up ???? - 50 v/ms f sw switching frequency - 800 khz t a ambient temperature -40 125 c ? logic operational for vsn equal to ?5v to +200v. logic state held for vsn equal to ?5v to ?v bsn . ?? nominal voltage for v ref is 5.1v. i oref of 0.3 ? 0.8ma dictates total external resistor value on vref to be 6.3k to 16.7k ohm. ??? gnd input voltage is limited by i in-n . ???? vss ramps up from 0v to 200v.
irs2052m www.irf.com ? 2009 international rectifier 7 electrical characteristics v cc =v cc2 =v bs1 =v bs2 =v bs3 =v bs4 =12v, v ss =v s1 =v s2 =com=com2=0v, v gnd =5v, v aa =10v, c l =1nf and t a =25 c unless otherwise specified. symbol definition min typ max units test conditions low side supply 1 uv cc+ vcc supply uvlo positive threshold 8.4 8.9 9.4 v uv cc- vcc supply uvlo negative threshold 8.2 8.7 9.2 v uv cchys uv cc hysteresis - 0.2 - v i qcc low side quiescent current - - 5 ma v dt =v cc v clampl1 low side zener diode clamp voltage 19.6 20.4 21.6 v i cc =10ma low side supply 2 i qcc2 low side quiescent current - - 4 ma v clampl2 low side zener diode clamp voltage 19.6 20.4 21.6 v i cc2 =10ma high side floating supply uv bs+n high side well uvlo positive threshold, n=1-2 8.0 8.5 9.0 v uv bs-n high side well uvlo negative threshold, n=1-2 7.8 8.3 8.8 v uv bshysn uv bs hysteresis, n=1-2 - 0.2 - v i qbsn high side quiescent current, n=1-2 - - 1 ma i lkhn high to low side leakage current, n=1-2 - - 50 a v bn =v sn =200v v clamphn high side zener diode clamp voltage, n=1-2 14.7 15.3 16.2 v i bsn =5ma floating input supply uv aa+ v aa floating supply uvlo positive threshold from v ss 8.2 8.7 9.2 v gnd pin floating uv aa- v aa floating supply uvlo negative threshold from v ss 7.7 8.2 8.7 v gnd pin floating uv aahys uv aa hysteresis - 0.5 - v gnd pin floating i qaasd floating input positive quiescent supply current in shutdown mode - 1.5 3 ma v csd =v ss i qaa10 floating input positive quiescent supply current, positive input - 7 10 ma v in- = vss+5.2v i qaa11 floating input positive quiescent supply current, negative input - 5 8 ma v in- = vss+4.8v i qaast floating input positive quiescent supply current in start-up mode - 8 12 ma v csd =vss+5.0v i lkm floating input side to low side leakage current - - 50 a v aa =v ss =v gnd = 100v v clampm floating supply zener diode clamp voltage 19.6 20.4 22.6 v i aa =5ma, v csd =v ss
irs2052m www.irf.com ? 2009 international rectifier 8 electrical characteristics (cont?d) symbol definition min typ max units test conditions audio input (gnd=0v, v aa =5v, v ss =-5v, com=com2=v cc =v cc2 =-5v, v s1 =v s2 =csh1=csh2=-5v, dt=ocset=-5v) v osn chn input offset voltage, n=1-2 -15 0 15 mv i binn chn input bias current, n=1-2 - - 40 na gbwn chn small signal bandwidth, n=1-2 - 9 - mhz c compn =1nf, rfn=0 v compn chn ota output voltage, n=1-2 v aa -1 - v ss +1 v g mn chn ota transconductance, n=1- 2 - 100 - ms v in-n =10mv g vn chn ota gain, n=1-2 60 - - db v nrmsn chn ota input noise voltage, n=1-2 - 250 - mvrms bw=20khz, resolution bw=22hz fig.5 srn chn slew rate, n=1-2 - 5 - v/us c compn =1nf cmrrn chn common-mode rejection ratio, n=1-2 - 60 - db psrrn chn supply voltage rejection ratio, n=1-2 - 65 - db vth+ clipn chn clip detection positive threshold, n=1-2 0.85xv aa 0.90xv aa 0.95xv aa v vth- clipn chn clip detection negative threshold, n=1-2 0.05xv aa 0.10xv aa 0.15xv aa v t clipn chn clipping detection propagation delay, n=1-2 - 40 - ns note 1 t clipmin chn clipping detection minimum output duration - 3 - us note 1 pwm comparator vth pwm pwm comparator threshold in comp - (v aa ? v ss )/2 - v f otan chn comp pin star-up local oscillation frequency, n=1-3 0.6 1.0 1.5 mhz v csd =vss+5v
irs2052m www.irf.com ? 2009 international rectifier 9 electrical characteristics (cont?d) symbol definition min typ max units test conditions clock oscillator i ck1sink , i ck2sink x1b, x2b pins output sink current at v x1b , v x2b = 0.5v - - 20 ma i ck1sourc e , i ck2sourc e x1b, x2b pins output source current at v x1b , v x2b = vaa ? 0.5 v - - -20 ma v olck1 , v olck2 x1b, x2b pins low level output voltage - - 0.07 v v ohck1 , v ohck2 x1b, x2b pins high level output voltage - - 9.95 v v ilck1 , v ilck2 x1a, x2a pins input low voltage - - 2 v v ihck1 , v ihck2 x1a, x2a pins input high voltage 8 - - v i in1 , i in2 x1a, x2a pins input current - - +/- 20 ua c in1 , c in2 x1a, x2a pins input capacitance at x1a, x2a pins - 1 - pf note 1 t onck1 , t offck1, t onck2 , t offck2 propagation delay time from x1a to x1b, x2a to x2b - 40 - ns vth cksl1 cksl pin threshold 1 0.61xv aa 0.67xv aa 0.74xv aa v vth cksl2 cksl pin threshold 2 0.29xv aa 0.33xv aa 0.37xv aa v
irs2052m www.irf.com ? 2009 international rectifier 10 electrical characteristics (cont?d) symbol definition min typ max units test conditions protection v ref reference output voltage 4.8 5.1 5.4 v i oref =0.5ma vth ocln chn low side oc threshold in vsn, n=1-2 1.1 1.2 1.3 v ocset=1.2v vth ochn chn high side oc threshold in v cshn , n=1-2 1.1+ vs 1.2+ vs 1.3+ vs v vs=200v, v eto external otp pin open circuit voltage 4.8 5.1 5.4 v v etw external otp pin warning threshold 1.1 1.4 1.6 v v etsd external otp pin shutdown threshold 2.3 2.8 3.3 v i et external otp bias sourcing current 0.43 0.65 0.87 ma otp=0v t w on-chip thermal warning - t sd -20 - c t sd on-chip thermal shutdown - 150 - c t whyt on-chip thermal warning hysteresis - 15 - c t sdhyt on-chip thermal shutdown hysteresis - 15 - c note 1 vth1 csd pin shutdown release threshold 0.62xv aa 0.70xv aa 0.78xv aa v vth2 csd pin self reset threshold 0.26xv aa 0.30xv aa 0.34xv aa v i csd+ csd pin discharge current 70 100 130 a v csd = v ss + 7.5v i csd- csd pin charge current 70 100 130 a v csd = v ss + 7.5v v fault fault pin warning output voltage - gnd gnd +0.1 v r pull-up = 10k v otw otw pin warning output voltage - gnd gnd +0.1 v r pull-up = 10k t ssdn chn soft shutdown propagation delay from v csd < v ss + vth1 to shutdown - - 1.4 us f pwm =400khz, fig.2 t ochn chn propagation delay time from v cshn > vth ochn to shutdown, n=1- 2 - - 800 ns fig.4 t ocln chn propagation delay time from vsn> vth ocl to shutdown, n=1-2 - - 700 ns fig.3 p sd shutdown timing - 40 - % f pwm =400khz, duty= 50%, fig.2
irs2052m www.irf.com ? 2009 international rectifier 11 electrical characteristics (cont?d) symbol definition min typ max units test conditions gate driver io+n chn output high short circuit current (source) , n=1-2 - 0.5 - a vo=0v, pw< 10s, note 1 io-n chn output low short circuit current (sink) , n=1-2 - 0.6 - a vo=12v, pw< 10s, note 1 v oln chn low level out put voltage lo ? com, ho - vs, n=1-2 - - 0.1 v v ohn chn high level out put voltage vcc ? lo, vb - ho, n=1-2 - - 1.4 v io=0a ton0n chn high and low side turn-on propagation delay, n=1-2 - 350 - ns toff0n chn high and low side turn-off propagation delay, n=1-2 - 325 - ns v dt = v cc tr turn-on rise time - 25 50 ns tf turn-off fall time - 20 40 ns dt1n chn deadtime: lon turn-off to hon turn-on (dt lo-ho ) & hon turn-off to lno turn-on (dt ho-lo ) 30 45 60 ns v dt >v dt1, dt2n chn deadtime: lon turn-off to hon turn-on (dt lo-ho ) & hon turn-off to lon turn-on (dt ho-lo ) 45 65 85 ns v dt1 >v dt > v dt2, dt3n chn deadtime: lon turn-off to hon turn-on (dt lo-ho ) & hon turn-off to lon turn-on (dt ho-lo ) 60 85 110 ns v dt2 >v dt > v dt3, dt4n chn deadtime: lon turn-off to hon turn-on (dt lo-ho ) & ho turn- off to lon turn-on (dt ho-lo )v dt = v dt4 80 105 145 ns v dt irs2052m www.irf.com ? 2009 international rectifier 12 functional block diagram 10 9 8 11 12 7 6 5 4 3 2 1 27 28 29 26 25 30 32 33 34 35 36 31 vaa gnd vss in1 comp1 csd in2 comp2 clip1 clip2 csh1 lo2 ho1 lo1 ho2 vb2 csh2 vb1 com2 vcc2 nc nc nc nc pwm 2 pwm 1 clock osc vref dt2 dt1 och2 ocl1 ocl2 low side sub uvcc otp floating input octs uvbs1 uvbs2 soft sd ctrl uvaa prot ctrl vcc sd sd_req sd sd och1
irs2052m www.irf.com ? 2009 international rectifier 13 input/output pin equivalent circuit diagrams esd diode esd diode vaa comp vss
irs2052m www.irf.com ? 2009 international rectifier 14 input/output pin equivalent circuit diagrams (cont?d) esd diode esd diode vcc otp com vref
irs2052m www.irf.com ? 2009 international rectifier 15 lead definitions pin # symbol i/o description 1 nc 2 otw o on-chip over temperature warning output 3 fault o fault reporting output 4 cko o clock output 5 x1b o clock oscillator output 1 6 x1a i clock oscillator input 1 7 x2b o clock oscillator output 2 8 x2a i clock oscillator input 2 9 xsl i clock oscillator select (vaa: osc 1, gnd: osc 2, vss: no sync) 10 nc 11 vs1 i ch1 high side floating supply return 12 nc 13 nc 14 ho1 o ch1 high side output 15 vb1 i ch1 high side floating supply 16 csh1 i ch1 high side over current sensing input, referenced to vs1 17 lo1 o ch1 low side output 18 vcc2 i low side gate drive supply 19 com2 i low side gate drive supply return 20 lo2 o ch2 low side output 21 csh2 i ch2 high side over current sensing input, referenced to vs2 22 vb2 i ch2 high side floating supply 23 ho2 o ch2 high side output 24 nc
irs2052m www.irf.com ? 2009 international rectifier 16 lead definitions (cont?d) pin # symbol i/o description 25 nc 26 vs2 i ch2 high side floating supply return 27 nc 28 nc 29 otp i over temperature sensor input, referenced to com 30 com i low side gate drive supply return 31 vcc i low side gate drive supply 32 dt i deadtime program, reference to com 33 ocset i low side ocp threshold, referenced to com 34 vref o 5.1v reference voltage output for ocset 35 nc 36 nc 37 nc 38 clip2 o clipping detection output ch2, open drain, referenced to gnd 39 comp2 o ch2 pwm comparator input 40 in2 i ch2 inverting audio input 41 gnd i input reference gnd 42 vss i floating input negative supply 43 vaa i floating input positive supply 44 in1 i ch1 inverting audio input 45 comp1 o ch1 pwm comparator input 46 clip1 o clipping detection output ch1, open drain, referenced to gnd 47 csd i/o protection control 48 nc
irs2052m www.irf.com ? 2009 international rectifier 17 lead assignments (mlpq48_7x7mm) 15 16 17 14 13 18 20 21 22 23 24 10 9 8 11 12 7 6 5 4 3 2 45 44 43 46 47 42 41 40 39 38 37 27 28 29 26 25 30 32 33 34 35 36 19 48 1 31 vaa gnd vss in1 comp1 csd in2 comp2 clip1 clip2 nc vs1 x1b x1a x2b x2a xsl cko fault otw csh1 lo2 ho1 lo1 ho2 vb2 csh2 vb1 com2 vcc2 vref ocset vs2 com dt otp vcc nc nc nc nc nc nc nc nc nc nc nc
irs2052m www.irf.com ? 2009 international rectifier 18 application information and additional details figure 1 switching time waveform definitions figure 2 csd to shutdown waveform definitions vth ocl t ocl 90% vs lo figure 3 v s > vth ocl to shutdown waveform vth och t och 90% csh ho vs figure 4 v csh > vth och to shutdown waveform
irs2052m www.irf.com ? 2009 international rectifier 19 5v 5v 100 ? 47 k ? 3.3 f 2nf 10 ? 10 ? 10 f 10 f 100 ? ` 10 ? 10 ? 10 f 10 f noise out 100 ? 100 ? 10 k ? 47 f 100 k ? lt1028 gnd 10 nf ota vaa gnd vss comp in- dut figure 5: ota input noise voltage mesurent circuit
irs2052m www.irf.com ? 2009 international rectifier 20 package details: mlpq 7x7
irs2052m www.irf.com ? 2009 international rectifier 21 tape and reel details: mlpq 7x7
irs2052m www.irf.com ? 2009 international rectifier 22 part marking information irsxxxxm ir logo cyww? part number date code pin 1 lot code (prod mode ? 4 digit spn code) assembly site code xxxx marking code (per marking spec)
irs2052m www.irf.com ? 2009 international rectifier 23 ordering information standard pack base part number package type form quantity complete part number irs2052m mlpq 48 7x7 tape and reel 3000 irs2052mtrpbf the information provided in this document is believed to be accu rate and reliable. however, international rectifier assumes no responsibility for the consequences of the use of this information. international rectifier assumes no responsibility for any infringement of patents or of other rights of third parties which may result from the use of this information. no license is g ranted by implication or otherwise under any patent or patent rights of inte rnational rectifier. the spec ifications mentioned in this do cument are subject to change without notice. this document supersedes an d replaces all information previously supplied. for technical support, please contact ir?s technical assistance center http://www.irf.com/technical-info/ world headquarters: 233 kansas st., el segundo, california 90245 tel: (310) 252-7105

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