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PA13A Datasheet(PDF) 5 Page - Cirrus Logic |
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PA13A Datasheet(HTML) 5 Page - Cirrus Logic |
5 / 7 page PA13 • PA13A PA13U 5 P r o d u c t I n n o v a t i o n F r o m –50 0 100 .7 1.9 2.2 BIAS CURRENT 1.3 .4 10 100 10K .1M FREQUENCY, F (Hz) 1 100 10M FREQUENCY, F (Hz) –20 0 60 120 SMALL SIGNAL RESPONSE 20 40 80 100 1 100 .1M 10M –210 –150 –60 0 PHASE RESPONSE –90 –30 10K 20K 50K .1M FREQUENCY, F (Hz) 4.6 100 1K 3K .1M FREQUENCY, F (Hz) .003 .3 3 HARMONIC DISTORTION .01 .1 1 40 100 TOTAL SUPPLY VOLTAGE, V S (V) .4 .6 1.6 QUIESCENT CURRENT .8 1.4 0 OUTPUT CURRENT, I O (A) OUTPUT VOLTAGE SWING 1 10K FREQUENCY, F (Hz) 0 COMMON MODE REJECTION 40 80 120 .1M 10 100 0 TIME, t (µs) PULSE RESPONSE –50 –25 50 100 CASE TEMPERATURE, T C (°C) 0 15.0 CURRENT LIMIT 12.5 300 10K 30K 1 INPUT NOISE 1K 10 20 30 1K –25 25 50 75 1.6 POWER RESPONSE 30K 50 60 70 80 90 1.2 0 25 75 5.0 7.5 -8 10 1K 10K .1M 1M 10 10K 1M FREQUENCY, F (Hz) 2.5 10.0 1K 1M 20 60 100 2 4 6 8 10 12 -6 -4 -2 0 2 4 6 8 70K 6.8 10 15 22 32 46 68 100 .03 1.0 125 1.0 125 17.5 CASE TEMPERATURE, T C (°C) –180 –120 40 50 70 100 2.5 3 6 9 12 15 2 3 4 5 6 R CL = .18Ω, RFO = 0 R CL = .06Ω, RFO = ∞ V O = 0 V O = 24V V O = 0 V O = –24V | +V S | + | –VS | = 100V | +V S | – | –VS | = 80V | +V S | + | –VS | = 30V V IN = 5V, tr = 100ns P O = 100mW T C = –25°C P O = 4W A V =10 V S = 37V R L = 4Ω P O = 120W T C = 25°C T C = 85°C T C = 125°C –V O +V O 0 20 40 60 80 100 120 CASE TEMPERATURE, T C (°C) 0 20 60 100 POWER DERATING 40 140 140 80 120 PA13 GENERAL PleasereadApplicationNote1"GeneralOperatingConsiderations"whichcoversstability,supplies,heatsinking, mounting,currentlimit,SOAinterpretation,andspecificationinterpretation.Visitwww.Cirrus.comfordesigntools thathelpautomatetaskssuchascalculationsforstability,internalpowerdissipation,currentlimit;heatsinkselec- tion;ApexPrecisionPower’scompleteApplicationNoteslibrary;TechnicalSeminarWorkbook;andEvaluationKits. SAFE OPERATING AREA (SOA) Theoutputstageofmostpoweramplifiershasthreedistinct limitations: 1. Thecurrenthandlingcapabilityofthetransistorgeometry andthewirebonds. 2. Thesecondbreakdowneffectwhichoccurswheneverthe simultaneous collector current and collector-emitter volt- ageexceedsspecifiedlimits. 3. Thejunctiontemperatureoftheoutputtransistors. TheSOAcurvescombinetheeffectofalllimitsforthisPower OpAmp.Foragivenapplication,thedirectionandmagnitude oftheoutputcurrentshouldbecalculatedormeasuredand checkedagainsttheSOAcurves.Thisissimpleforresistive loads but more complex for reactive and EMF generating loads.However,thefollowingguidelinesmaysaveextensive analyticalefforts. T C = 25°C T C = 85°C THERMAL SOA 20 50 70 90 40 30 10 SUPPLY TO OUTPUT DIFFERENTIAL VOLTAGE, V S - VO (V) 15 .6 .4 10 6.0 4.0 2.0 3.0 1.0 |
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