\Features r @ l M S T , l C h a n n ebl y 2 P o w e rS u p p l i e s . I AF output powerSTK-075: l5W min., STKO77:2OW min.,STK-O78:24W min.,STK-080: 3 0 Wm i n . ,S T K - 0 8 2 : 3 5 Wm i n . S T K - 0 8 3 : 4 0 W min. Vaamax OperatingCaseTemperature T6 StorageTemperature Differentialamp.constantcurrentdriving. Capablo e f t o n ec o n t r o l l i n g . STK-078-105and STK-082-105are for the use of T6=195'a' / STK- STK- STK- STK- STK- STK080 082 083 075 077 078 MAXIMUM RATINGSI Ta=25O C M a x i m u mS u p p l yV o l t a g e I r ! !28 + !32 + Tstg ts A l l o w a b l eL o a dS h o r t i n g T i m e ' ( i na p p o i n t e dc o n d i t i o n ) ---> + !35 ---+ t39 --+ -+ --+ + + 146 !43 unit V oc 90 85 --> -30to+100 oC + 2 s e c R E C O M M E N D EO D P E R A T I O NC O N D I T I O N/ T a = 2 5 O C Recommended SupplyVoltage Vaa STK. STK- STK. STK. S T K - S T K 075 077 078 080 o82 083 !20 x22 t25 x27 !30 !32 Load Resistance + Rg ---) ---+ ---) ---> 8 unit V ohm OPERATIONCHARACTERISTICS/Ta=2SoC,recommended operatingcondition,Rg=600ohm,VG=26.4d8 STK. STK. STK. STK- STK- STK. unit 075 O77 078 080 082 083 \- ---+ Ouiescent Current lcco O u t p u tP o w e r Po(1) THD=0.3%, f=20 to 2OkHz 15 ---+ THD f=20to20kHz, ratedoutput power Frequency Response f P o = 1 W-,1 d B l;rput Resistance ri 100mA max Wmin 24 0.3 --+ 20 P o ( 2 ) f HD=O.2o/o, f=20to20kHz Distortion ---+ -+ 0.3 O.2 - 30 35 O.2 O.2 O.2 40 Wmin Yo(n?x -+ 10to 100k Hz P o = 1 W , f =klH z 52k ohm E O U I V A L E N TC I R C U I T s I K . 0 7 57 7 7 8 l S T K . O 88o2 . 8 3 L'rf" L_]_, ' Insertd a resistor in only sTK-O80, O82. O83. www. audiolabga.com S. cr 220p/35Y a2 l,0u/35Y IOp/fiV a? 220p/35V 220t/50Y C4 l0p/35Y ih. oer.tion dr*i.rirtrd 22Op/fi\l lOp/flV m thi3 3Filicalid