specification no. STK403-120 2002.12.28 1. case outline 15pins (see attached package outline diagram) 2. function 2 channels af power amplifier 3. application 80w audio use 4. maximum ratings / ta=25c 5. operating characteristics tc=25c ,r l =6ohm(non-inductive load),r g =600ohm,v g =30db *specifications and in formation herein are subjec t to change without notice. item symbol conditions ratings unit maximum power supply voltage 0 vcc max(0) non- signal +-65 v maximum power supply voltage vcc max(1) signal ,r l ?? 6ohm +-57 v minimum operation supply voltage vcc min +-10 v #12 maximum operating current *7 i st off max 0.6 ma thermal resistance theta j-c per one power tr 1.9 c/w junction temperature tj max 150 c operating substrate temperature tc max should satisfy tj max and tc max 125 c storage temperature tstg -30 to +125 c available time for load short-circuit *4 ts vcc=+-40v,r l =6ohm,f=50hz p o =80w,1ch drive 0.3 s conditions *2 ratings item symbol v (v) f (hz) po (w) thd (%) min. typ. max. unit po 1 +-40 20 to 20k 0.4 76 80 output power *1 po 2 +-40 1k 10 120 w thd 1 +-40 20 to 20k 0.4 thd *1 thd 2 +-40 1k 5.0 vg=30db 0.01 % frequency characteristics *1 f l ,f h +-40 1.0 +0 -3 db 20 to 50k hz input impedance r i +-40 1k 1.0 55 kohm output noise voltage *3 v no +-48 rg=2.2kohm 1.0 mvrms quiescent current i cco +-48 no load 20 45 80 ma output neutral voltage v n +-48 -70 0 +70 mv #13 stand-by current i st on +-40 0 ma #13 operating current i st off +-40 v #13 =5v #13pin resistance r1=13kohm 0.25 0.6 ma tentative sanyo electric co.,ltd. module systems division no.1 free datasheet http:///
STK403-120 *specifications and information herein are subj ect to change without notice. note *1.1channel operation. *2.all tests are measured using a cons tant-voltage supply unless otherwise specified. *3.the output noise voltage is peak value of an average-reading meter with a rms value scale(vtvm). a regulated ac supply(50hz) should be used to eliminate the effects of ac primary line flicker noise. *4.available time for load short-circuit and output noise voltage are m easured using t he specified transformer power supply. *5.please keep t he condition always most below voltage ??pre vcc(#1pin)?. *6.in case of heat sink design, we request cu stomer to design in the condi tion to have assumed market. *7.please specify resi stance value by satisfying ?#13(stand- by)pin? maximum operating current. this circuit change operation mode to give above v be (about 0.6v) voltage at ?#13(stand-by)pin?. specified transformer power supply (equivalent to mg-250) sanyo electric co.,ltd. module systems division no.2 10000u dba40c + +vcc 500ohm + -vcc 500ohm 10000u free datasheet http:///
??????????h equivalent block diagram (stk403-090/100/120/130) tr1 tr6 tr4 r3 r4 r13 r14 tr3 6 7 13 5 4 10 12 11 8 tr2 tr5 2 3 sub 9 bias circuit 14 15 r1 pre driver ic ch1 pre driver ic ch2 1 c2 c1 c11 r11 c12 r12 r2 isb1 isb2 d1 d2 free datasheet http:///
?a????h?} test circuit (stk403-090/100/120/130) gnd +vcc -vcc 2 3 4 5 6 7 8 9 10 11 12 stk403-090/100/120/130 sub.gnd 100?f /100v 100?? / 1w 100?f /100v 100?f /100v 56k?? 3pf 56k?? 3pf ch2 out ch1 out gnd 3?h 3?h 4.7?? 4.7?? / 1w 4.7?? 4.7?? / 1w 0.1?f ch2 in gnd ch1 in 56k?? 56k?? 470pf 470pf 2.2?f /50v 2.2?f /50v 1k?? 1k?? +vcc ch1 in ch1 nf ch2 in ch2 nf ch2 out ch1 out -vcc sub gnd +pre st-by 0.1?f gnd (*1) 10?f /10v 1.8k?? 10?f /10v 1.8k?? (*1)stand-by ?[?q (#13)??????????d???a??????i?e ?z?|??????????r?l?e?y?????o?3??b please specify resistance value by satisfying ? #13(stand-by)pin ? maximum operating current. stand-by control 100 pf 13 14 ch1 out ch2 out 0.22?? 0.22?? 1 15 -pre 100 pf free datasheet http:///
www.sneeze.co.in free datasheet http:///
stk403-100series stand-by control & mute control application 2002.07.22 gnd +vcc -vcc 2 3 4 5 8 7 6 9 10 11 12 13 stk403-100series sub.gnd 100?f /100v 100?? / 1w 56k?? 3pf 56k?? 3pf ch2 out ch1 out gnd 3?h 3?h 4.7?? 4.7?? / 1w 4.7?? 4.7?? / 1w 0.1?f ch2 in gnd ch1 in 56k?? 56k?? 470pf 470pf 2.2?f /50v 2.2?f /50v 1k?? 1k?? +vcc ch1 in ch1 nf ch2 in ch2 nf ch2 out ch1 out -vcc sub gnd +pre st-by 0.1?f gnd 100?f /100v 100?f /100v ( *1 ) r1 13k?? 10?f /10v 1.8k?? 10?f /10v 1.8k?? 10k?? 10k?? 10k?? 2.2k?? mute control h?fsingle mute l?fnormal stand-by control h?foperation mode(+5v) l?fstand-by mode(0v) +5v +5v stand-by control mute control st-by play st-by mute mute (*1)stand-by ?[?q(#13)??????????d???a??????i?e ?z?|??????????r?l r1 ?e?y?????o?3??b please specify resistance value by satisfying ? #13(stand-by)pin ? maximum operating current. 100pf 14 15 ch1 out ch2 out 0.22?? 0.22?? 33?f /10v 33k?? 1k?? 2k?? 1 -pre 100pf free datasheet http:///
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