specifications no. stk442- 110 2000.06.05 1. case outline 14pins (see attached outline drawing) 2. function class ab 2 channels af power amplifier 3. application 70w audio use 4. maximum ratings / ta=25deg . 5. operating characteristics tc=25deg . ,r l =6ohm(non-inductive load),r g =600ohm,v g =30db *specifications and information herein are subject to change without notice. note *1.1ch drive *2.all tests are measured using a constant-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 measured using the specified transformer power supply. specified transformer power supply (equivalent to mg-250) item symbol conditions ratings unit power supply voltage 1 vcc max(1) no signal +- 61.5 v power supply voltage 2 vcc max(2) signal ,r l =8ohm ,6ohm +- 54 v thermal resistance theta j-c per one power tr 1.9 d eg . /w junction temperature tj max 150 d eg . operating substrate temperature tc max 125 d eg . storage temperature tstg -30 to +125 d eg . available time for load short-circuit *4 ts vcc=+-38v,r l =6ohm,f=50hz p o =70w,1ch drive 0.3 s conditions *2 ratings item symbol v (v) f (hz) po (w) thd (%) min. typ. max. unit po1 +- 38 20 to 20k 0.4 70 output power *1 po2 +- 38 1k 10 110 w thd *1 thd +- 38 20 to 20k 70 0.2 % frequency characteristics *1 f l ,f h +- 38 1.0 +0 -3 db 20 to 50k hz input impedance r i +- 38 1k 1.0 55 kohm output noise voltage *3 v no +- 46 rg=2.2 kohm 1.0 mvrms quiescent current i cco +- 46 80 ma output neutral voltage v n +- 46 -70 0 +70 mv 10000u dba40c + +vcc 500 ohm + -vcc 500 ohm 10000 u sanyo electric co. ,ltd . module systems division no.1 tentative
equivalent block diagram test circuit tr3 tr4 tr5 tr6 tr7 tr9 tr13 tr14 tr15 tr16 tr17 tr18 tr19 d1 r2 r4 r5 r6 r7 r12 r14 r15 r16 r17 c1 c2 sub tr8 7 3 1 2 6 4 5 8 12 11 10 9 r3 r13 tr1 tr2 d2 d3 tr12 tr11 tr10 tr20 13 14 c4 r8 c5 r18 c7 c8 c10 c11 no.2 (* 1)metal plate cement resistor 0.22ohm+-10%(5w) sub.gnd gnd + vcc 1 2 3 4 5 6 7 8 9 10 11 12 13 14 100uf /100v 100uf /100v 100ohm/1w 100uf /100v 100uf /100v 1.8kohm 1.8kohm 56kohm 3pf 56kohm 3pf 100uf /10v 20kohm 100uf /10v ch2 out ch1 out gnd 3uh 3uh 4.7ohm 4.7ohm/1w 4.7ohm 4.7ohm/1w 0.1uf 220pf ch2 in gnd ch1 in 56kohm 56kohm 470pf 470pf 2.2uf /50v 2.2uf /50v 1kohm 1kohm 220pf (*1) 0.1uf 100ohm/1w - vcc + vcc ch1 in ch1 nf ch2 in ch2 nf ch2 +re ch2 -re ch1 +re ch1 -re - vcc sub -pre +pre bias (*1) (*1) (*1)
case outline unit :mm this catalog provides information as of june ,2000. specifications and information herein are subject to change without notice. * no production described or contained herein are intended for use in surgical implants, life-support systems, aerospace equipment, nuclear power control systems, vehicles, disaster/crime-prevention equipment and the like, the failure, of which may directly or indirectly cause injury, death or property loss * anyone purchasing any products described or contained herein for an above-mentioned use shall: 1. accept full responsibility and indemnify and defend sanyo electric co. ,ltd., its affiliates, subsidiaries and distributors and all their officers and employees, jointly and severally, against any and all claims and litigation and all damage, cost and expenses associated with such use: 2. not impose any responsibility for any fault or negligence which may be cited in any such claim or litigation on sanyo electric co. ,ltd., its affiliates, subsidiaries and distributors or any of their officers and employees jointly or severally. * information (including circuit diagrams and circuit parameters) herein is for example only ; it is not guaranteed for volume production. sanyo believes its use or any infringements of intellectual property rights or other rights of third parties. no.3
|
