320 STK4231

/

   

. , , . . " ".

, (.. 10 %) 100...120 , , . TDA7294 200 . , , , ? , 300 .

STK4231-II SANYO. - , . , TDA7294, , , . , ( TDA7294 ). , . STK4231-II . 1.

  320    STK4231.     STK4231
. 1 ( )



, 250
, 320
, 5,3
, 0,02...20
, , % 0,4
, 500

2(45...55) . DA2 3, ( 20) - DA1. +15 -15 , DA3, DA4. . , R6 R11. .

VT1 - VT4 , . R18, R28 , VT2 VT1 . , , VT3, VT4, . . , VT1 - VT4 - . , , R25, R31 .

, . 8 DA2 , VD2 .

5,3 ; 8 .

, . 2.

  320    STK4231.  .
. 2 ( )

5-16 5 (R16-R18, R28-R30), -1 (R22, R31, R38, R39), - -0,25 -0,5. - 50-35 63 . - ( 73) ( 50 90).

DA1 1407, 14017, TL071 . 502 2SA1207, 814, VT3 - 2SC2911, 815, VT4 - 2SA1209, 814. L1, L2 1 R17, R29 .

STK4231 - II V. STK4231-V STK4231-II, 1, 2, 21 22 . STK4231-V , . 3; . STK4231-V - 0,08%.

  320    STK4231.   STK4231-V

, . 30...40 % . : 12 DD3.2 (. . 2 ) 3 DD3.1, . , .

226 (VD2) 212, 14 1000 .

. . 70 , . . (), , , . , 3...5 , . 2...4 . .

. DA3, DA4 (. . 1) R38, R39, DA3, DA4 20...30 .

: . ; : cxem.net

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