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electronic giant eg4318/EG4319/eg4320 ??? 2012 ? ???? ? rev 2.1 ???
???? eg4318/EG4319/eg4320 ??? ??? 2012 ? ???? ? www.egmicro.com 2 / 19 ? v1.0 201 2 07 1 7 eg4318 ?? v1.1 2012 08 28 1. ??? 2. ?? v fctr ?? v2 . 0 201 3 0 2 01 1. ??? 2. 3 led_r 3. EG4319 eg4320 ??? v2.1 2013 05 10 1. ???
???? eg4318/EG4319/eg4320 ??? ??? 2012 ? ???? ? www.egmicro.com 3 / 19 ?? 1. ? ................................ ................................ ................................ ................................ ................................ ..... 4 2. ................................ ................................ ................................ ................................ ................................ ..... 4 3. ? ................................ ................................ ................................ ................................ ............................. 4 4. ................................ ................................ ................................ ................................ ................................ ..... 5 4.1. ? ................................ ................................ ................................ ................................ ............. 5 4.2. ................................ ................................ ................................ ................................ ............. 6 5. ?? ................................ ................................ ................................ ................................ ............................. 7 6. ?? ................................ ................................ ................................ ................................ ..................... 8 7. ................................ ................................ ................................ ................................ ........................... 11 7.1 ? ................................ ................................ ................................ ................................ ........... 11 7.2 ................................ ................................ ................................ ................................ ........... 12 8. ? ................................ ................................ ................................ ................................ ........................... 13 8.1 ??? ................................ ................................ ................................ ............... 13 8.2 ??? ................................ ................................ ................................ ................................ ... 14 8.3 ??? vcc ................................ ................................ ................................ ..................... 14 8.4 ?? ................................ ................................ ................................ ........................... 14 8.5 ? ?? ................................ ................................ ................................ ........................... 15 8.6 ? ................................ ................................ ................................ ................................ ... 16 8.7 ? led ??? ................................ ................................ ........................ 16 8.8 ?? ................................ ................................ ................................ ................................ ... 18 9. ? ? ................................ ................................ ................................ ................................ ........................... 19 9.1 dip8 ?? ................................ ................................ ................................ ................................ ... 19 9.2 so8 ?? ................................ ................................ ................................ ................................ .... 19
???? eg4318/EG4319/eg4320 ??? ??? 2012 ? ???? ? www.egmicro.com 4 / 19 eg4318 /EG4319/eg4320 ? ?? 1. ? ?? ? ? ? ? ? ? ?? ? ? ? ??? ? ? ? led ??? ? ??? ?? ???? ? ??? ? ? ? ?? 1.6 ma 2. eg4318 /EG4319/eg4320 ? ? ac/dc ???? ? ? ? ????? ???? led ??? ?? ???? ? eg4318 /EG4319 ? 2.5 v ? ?? 250mv ??? 50mv ??? eg4320 ? 2.5v ??? 140mv ??? 20mv ??? eg4318/EG4319/eg4320 ? ??? led 2.5 v ? ? ? ?? ?? ???? ?? ? ? ? 6 (vf) ? ? ? ? 250mv ??? ?? ?? ?? ??? ? ? ? 50mv 20mv ??? ? ? ?? ?? ? led ? ? ? ???? ? ? ? ?? ? ? ? 3. ? ? ?? ? ? ? T ?? ? eg4318 - a ?? ? 0.5 a@rsense=0.1 eg4318 - d ?? ? 0. 7 1 a@rsense=0.1 e g 4 3 1 8 a / e g 4 3 1 9 / e g 4 3 2 0 ? ?
???? eg4318/EG4319/eg4320 ??? ??? 2012 ? ???? ? www.egmicro.com 5 / 19 4. 4.1. ? ? 4 - 1 a . eg4318 /EG4319 ?? ? 4 - 1b. eg4320 ?? v c c g n d i s e n s e v f v c t r l e g 4 3 1 8 / e g 4 3 1 9 1 2 3 4 5 6 7 8 l e d _ g l e d _ r e d v o u t v c c g n d i s e n s e v f v c t r l e g 4 3 2 0 1 2 3 4 5 6 7 8 l e d _ r e d v o u t i s e n f
???? eg4318/EG4319/eg4320 ??? ??? 2012 ? ???? ? www.egmicro.com 6 / 19 4.2. eg4318/EG4319 i/o 1 v cc power ????? 3 .5v 18v 2 led _g o led ?? 3 led _red o led ?? 4 gnd gnd ?? 5 i sense i eg4318 ?? 250mv EG4319 ? 140mv 6 v f o ? eg431 8 ?? ? , EG4319 ? 20mv 7 v ctrl i ? , ??? 2.5v 8 v out o ?? eg43 20 i/o 1 v cc power ????? 3.5v 18v 2 led_red o led ?? 3 gnd o ?? 4 i senf i ?? 20mv 5 i sense i ??? 140mv 6 v f o ?? ??? 2.5v 7 v ctrl i ? 8 v out o ??
???? eg4318/EG4319/eg4320 ??? ??? 2012 ? ???? ? www.egmicro.com 7 / 19 5. ?? ? 5 - 1 a . eg4318 /EG4319 ? ?? ? 5 - 1b. eg4320 ? ?? 2 . 5 v 5 7 8 v c t r l v o u t i s e n s e 6 4 3 2 1 ? ? ? 2 . 5 v e g 4 3 1 8 : 2 5 0 m v e g 4 3 1 9 : 1 4 0 m v f v g n d l e d _ r e d l e d _ g r e e n v c c v v c t r v i c t r v f c t r a : 5 0 m v b : 5 5 . 5 m v c : 6 2 . 5 m v d : 7 1 . 4 m v e : 8 3 . 3 m v f : 1 0 0 m v v i c t r v f c t r : 2 3 ? ? ? ? v v c t r v i c t r v f c t r : 1 ? ? ? ? : 2 ? ? ? e g 4 3 1 9 : 2 0 m v 2 . 5 v 5 7 8 v c t r l v o u t i s e n s e 6 4 3 2 1 ? ? ? 2 . 5 v 1 4 0 m v f v g n d l e d _ r e d v c c v v c t r v i c t r v f c t r v i c t r v f c t r : 2 3 ? ? ? ? v v c t r v i c t r v f c t r : 1 ? ? ? ? : 2 ? ? ? i s e n f 2 0 m v
???? eg4318/EG4319/eg4320 ??? ??? 2012 ? ???? ? www.egmicro.com 8 / 19 6. ?? ? 6 - 1 a . eg4318 /EG4319 ??? ? 6 - 1b. eg4320 ??? t o p r i m a r y r 1 2 . 2 u f c 1 r 4 c 2 0 . 1 u f r 5 1 k r s e n s e v g n d o u t e g 4 3 1 8 / e g 4 3 1 9 2 . 5 v 5 7 8 v c t r l v o u t i s e n s e 6 4 3 2 1 ? ? ? 2 . 5 v g n d l e d _ r l e d _ g v c c r 2 r 3 r e d g r e e n c 3 0 . 4 7 u f 2 k r 6 3 . 9 k c 4 4 7 0 u f / 2 5 v c 5 1 0 0 u f / 2 5 v v f r 7 v v c c t r f c t r v f c t r v c c t r t o p r i m a r y r 1 2 . 2 u f c 1 r 4 c 2 0 . 1 u f r 5 1 k r s e n s e v g n d o u t e g 4 3 2 0 2 . 5 v 5 7 8 v c t r l v o u t i s e n s e 6 4 3 2 1 ? ? ? 2 . 5 v g n d l e d _ r v c c r 2 r 3 c 3 0 . 4 7 u f 2 k r 6 3 . 9 k c 4 4 7 0 u f / 2 5 v c 5 1 0 0 u f / 2 5 v v f r 7 v v c c t r f c t r v f c t r v c c t r r e d g r e e n i s e n f r 8 3 . 9 k f a n r 9 1 k r 1 0 c 6 c 7 1 u f
???? eg4318/EG4319/eg4320 ??? v2.1 ???????????????????????? ????????????????????????? ???? 2012 ? ? ????? ?? www.egmicro.com ? ? 9? / ? 19? ? ? 6 \ 2a. ? eg4318 ?? 12v ?????? ? ? ? ? 6 \ 2b. ? EG4319 ? ???? ? ? ? ? 6 \ 3. ? eg4318+uc3842 ??? 48v ???? ? d2 sr3100 r14 510 r10 vcc gnd 12v 12v 471/1kv c3 1 2 3 4 5 6 7 8 vcc led_g led_r gnd isense vf vctrl vout ? ? ? 2.5v 250mv 50mv 50mv 250mv 2.5v eg4318 u1 eg4318 r11 1k r3 10k r7 3k c7 1uf/25v c8 104 r15 22k c10 0.47uf r17 2.2k c6 104 r16 nc d9 led d8 led q2 d965 q1 8550 r4 3k r6 1k r2 10k d1 1n4007 d3 1n4007 d4 1n4007 d7 1n4007 agnd acl1 acn1 0.15/1w r13 1k r8 400v/10uf c11 agnd q3 5n60 agnd 103/1kv c2 222/2kv c1 103 c5 d5 fr107 d6 1n4148 r12 270 agnd 104 c9 d11 18v agnd q4 8050 1 2 4 3 u2 tl817 c4 470uf/25v agnd r18 1m r1 75k 1 3 4 5 7 6 2 t? ee25 d2 sr310 r13 1k r8 0.1 vcc1 gnd1 12.5v 471/1kv c4 r9 1k r3 12k r5 2k c8 1uf/25v c9 104 c11 1uf r14 3k r12 nc d9 led d8 led d1 1n4007 d3 1n4007 d4 1n4007 d7 1n4007 agnd acl1 acn1 1.5/1w r11 1k r6 400v/10uf c2 agnd q1 5n60 agnd 103/1kv c3 222/2kv c1 103 c6 d5 fr107 d6 1n4148 r10 270 agnd 104 c10 d11 18v agnd q2 8050 1 2 4 3 u2 tl817 c5 470uf/25v agnd r2 1m r1 75k 1 3 4 5 7 6 2 t1 ee25 r4 1m r4 ??? 1 2 3 4 5 6 7 8 vcc led_g led_r gnd isense vf vctrl vout ? ? ? 2.5v 140mv 20mv 20mv 140mv 2.5v EG4319 u1 EG4319 d12 rl207 c2 1kv/103 1 2 3 4 5 6 comp vfb iout vcc vref rt/ct gnd 7 8 u2 uc3842 1 2 4 3 u3 pc817 c10 104 c12 102 c13 50v/332 yc1 102/1kv 1 2 3 4 5 6 7 8 vcc led_g led_r gnd isense vf vctrl vout ? ? ? 2.5v 250mv 50mv 50mv 250mv 2.5v eg4318 u1 eg4318 d10 led_g c5 104 1 p1 c8 104 c11 0.47uf 1 p4 f1 fan 1 p2 1 p3 v1 8n60 r2 160k/2w r1 47k/2w r12 0.33 ? /2w r11 15 ? r21 16k r22 1.8k r19 2k r24 0.1/3w r17 4.7k 1% r16 68k r23 1k r9 100k 1% c7 100uf/50v c3 100uf/450v c1 470uf/63v c4 100uf/25v d13 rl207 d5 rl207 d6 rl207 d8 fr154 d9 her104 d7 her104 l n d11 led_r r27 20k r6 3k +12v +48v d1 gsf10a40 r14 10k r15 10k c9 * r18 10k r13 * r20 * c6 2.2uf/25v r29 * 3 1 12 10 8 5 6 t1 pq3235 ntc 5d-11 r28 20k r31 27 ? /2w c14 471/1kv
???? eg4318/EG4319/eg4320 ??? v2.1 ???????????????????????? ????????????????????????? ???? 2012 ? ? ????? ?? www.egmicro.com ? ? 10? / ? 19? ? ? 6 \ 4. ? eg4320+uc3842 ?? 48v ????????? ? ? ? ? 6 \ 4. ? eg4320+uc3842 ?? 48v ??+ ?+ ???? ? ? ? ? ? ? ? ? ? ? ? d12 her104 c2 1kv/103 1 2 3 4 5 6 comp vfb i out vcc vref rt/ct gnd 7 8 u2 uc3842 gnd gnd gnd gnd gnd 1 2 4 3 u3 pc817 c10 104 gnd c12 102 gnd c13 50v/332 gnd yc1 102/1kv d10 led c5 104 c8 104 c11 0.47uf fan v1 8n60 r18 160k/2w r12 0.33 ? /2w r11 15 ? r21 16k r22 1.8k r19 2k r24 0.1 ? r31 4.7k r16 68k r23 1k r9 100k c7 100uf/50v c3 82uf/450v c1 470uf/63v c4 100uf/25v d13 her104 d5 her104 d6 her104 d8 her104 d9 her104 d7 her104 l n d11 led +12v +48v d1 mur1660ct r14 10k gnd gnd c9 * r53 10k r43 47k r46 27k r47 27k r52 * r17 * r55 nc r57 27 ? /2w c14 1kv/471 1 2 5 6 7 3 4 t1 ee30 c6 2.2uf/25v gnd ntc q2 2n5401 r5 15k r2 5.1k r7 200k q3 scr gnd1 c16 103 d15 d zener c17 1uf f1 3a 1 2 p1 1 2 p2 f2 3a r61 39k c15 0.1uf r? 3k 1 3 2 q1 8050 r66 300k r62 100k r67 10k 1 2 3 4 5 6 7 8 vcc led_r gnd isense vf vctrl vout ? ? ? 2.5v 140mv 20mv 20mv 140mv 2.5v eg4320 isenf u1 eg4320 d12 fr207 c2 1kv/103 1 2 3 4 5 6 comp vfb iout vcc vref rt/ct gnd 7 8 u2 uc3842 1 2 4 3 u3 pc817 c10 104 c12 102 c13 50v/332 yc1 102/1kv 1 2 3 4 5 6 7 8 vcc led_g led_r gnd isense vf vctrl vout ? ? ? 2.5v 250mv 50mv 50mv 250mv 2.5v eg4318 u1 eg4318 d10 led c5 104 1 48v c8 104 c11 0.47uf 1 gnd fan fan 1 ac1 1 ac3 v1 8n60 r18 160k/2w r1 47k/2w r12 0.33 ? /2w r11 15? r21 16k r22 1.8k r19 2k r24 0.1 ? r31 4.7k r16 68k r23 1k r9 100k c7 100uf/50v c3 82uf/450v c1 470uf/63v c4 100uf/25v d13 fr207 d5 fr207 d6 fr207 d8 her104 d9 her104 d7 her104 d3 sf56 l n d11 led r6 3k +12v +48v d1 mur1660ct d2 sf56 r14 10k c9 * r54 20k r53 20k r29 * r20 * r25 * r26 * r27 * r28 * r40 270k r41 270k r42 270k r43 270k r38 270k r39 270k r48 27k r49 27k r50 27k r46 27k r47 27k r52 300k r17 * r55 * r58 100 ? r57 100 ? r56 100 ? r60 100 ? r59 100 ? c14 1kv/471 1 2 5 6 7 3 4 t1 ee30 c6 2.2uf/25v r64 100 ? r63 100 ? r65 100 ? ntc q2 2n5401 r5 15k r2 5.1k r7 200k ls1 bell q3 bt151 d4 fr107 c15 100uf/25v r15 27k r34 27k r35 27k r36 27k r10 27k r32 * r30 * r33 * gnd1 c16 103 d15 db3 c17 1uf d14 led r37 40k r44 40k r4 2.4m c20 104 r13 47k q1 8050 r8 46k r3 10k d16 5.1v c18 100uf/10v ntc1 10k r62 10k r45 100k c22 * text 1 2 3 4 5 6 7 8 nc clkin in vin vss vout rc vdd u4 eg4360 c19 104 r61 10k c21 104 r51 47k
???? eg4318/EG4319/eg4320 ??? ??? 2012 ? ???? ? www.egmicro.com 11 / 19 7. 7.1 ? ? t a = 25 v cc ?? - - 0.3 2 0 v v in ? - - 0. 3 v cc v v out ? - - 0. 3 20 v t j - - 1 50 t a ?? - - 45 85 tstr ? - - 65 1 50 tl ? t= 5 s - 260 q jc - - 92 /w ????????? ??????
???? eg4318/EG4319/eg4320 ??? ??? 2012 ? ???? ? www.egmicro.com 12 / 19 7.2 ? t a = 25 vcc= 12 v ? ? vcc - 3 .5 - 18 v ? icc - - 1. 6 2 ma ?? ctrl ) ? gmv - 1 6 ma/mv ???? v ref - 2.475 2.5 2.525 v ?? ctrl ) i ibv - - 50 - n a ? ctrl ) gm i - 2 30 ma/mv ??? i sense for eg4318 245 250 255 mv for EG4319 ?? ctrl ) i ibi - 0.4 1 ua ???? ??? v fctr eg4318a 45 50 55 mv eg4318b 50.5 55.5 60.5 mv eg4318c 57.5 62.5 67.5 mv eg4318d 66.4 71.4 76. 4 mv eg4318e 78.3 83.3 88.3 mv eg4318f 95 100 105 mv EG4319 1 8 20 2 2 mv eg4320 18 20 22 mv ??? ? ? v ol 1 isink=10ma - 0.9 1.2 v ??? ? v ol 3 isink=2 00ma - 0.8 1.0 v ??? ? v ol 2 isink=2ma - 0.1 0.2 v
???? eg4318/EG4319/eg4320 ??? ??? 2012 ? ???? ? www.egmicro.com 13 / 19 8. ? 8.1 ??? ? ? i . ??? ? ?? ???? ? ??? ?? ? ? ?? ??? ???? ????? ? ?? ? ? ? 8 - 1 state1 ? ii . ?? ? ? ?? ??? ???????By ? ? ? ? ? ?? 8 - 1 state2 ? ? ? ?? ? 2.45v 2.5v ??? ??C?? ?? ? ??? ??? iii . ?? ? ? ?? ???B ???? 8 - 1 state3 ??????? 2.25v 2. 3 v ?? ? ? 8 - 1. ??? i n p u t s u p p l y v o l t a g e c h a r g e v o l t a g e c h a r g e c u r r e n t l e d _ r e d l e d _ g o n o n o f f o f f s t a t e 1 s t a t e 2 s t a t e 3 c c c v f l o a t i n g
???? eg4318/EG4319/eg4320 ??? ??? 2012 ? ???? ? www.egmicro.com 14 / 19 8.2 ??? eg4318 /EG4319/eg4320 v vctr ? ?????? v i ctr ?????? v f ctr ????? ????? ????? ????? ??? ? 8.2 ? ? icr = ???? eg4 318 ?? ? 8. 2 ? ictr (mv) v fctr ? ? eg4318a 250 50 5 2.5 0.5 eg4318b 250 55.5 4.5 2.5 0.55 eg4318c 250 62.5 4 2.5 0.62 eg4318d 250 71.4 3.5 2.5 0.71 eg4318e 250 83.3 3 2.5 0.83 eg4318f 250 100 2.5 2 .5 1 EG4319 140 20 7 1.4 0.2 eg4320 140 20 ??? 8.3 ??? vcc eg4318 /EG4319/eg4320 ?? ???? 3.5v ???? ?? ???? 18v ???? ? 24v 48v ? 6 - 3 ?? eg4318 vcc ????? 12v 24v/48v ??? ldo ? eg4318 /EG4319/eg4320 vcc ?? 8.4 ?? eg4318 /EG4319/eg4320 ? 250mv /140mv/140mv ???????? ?? 8 - 4 ??????? ?? r sense =250(mv)/i limit ( for eg4318 ); r sense =14 0(mv)/i limit ( for eg431 9 and eg4320 ) rs ense ?k ilimit ???
???? eg4318/EG4319/eg4320 ??? ??? 2012 ? ???? ? www.egmicro.com 15 / 19 ? 8 - 4 . eg4318 /EG4319/eg4320 ? 8.5 ? eg4318 /EG4319/eg4320 ? 2.5v ???????????? ??? eg4318 /EG4319/eg4320 6 vf ?? gnd ? ???? ? r1 r2 ? 6 (vf) r3 ? ? 8 - 5 ???? ? ?? ? 8 - 5 . eg4318 ? ?? v out =v ref (1 + r1 ) r2 //r3 v out ?? v ref ???? 2.5v r1 r2 r3 ?? 8. 6 r1 r2 ?? r3 ? t o p r i m a r y r 4 r 5 1 k r s e n s e g n d e g 4 3 1 8 / e g 4 3 1 9 / e g 4 3 2 0 5 8 v o u t i s e n s e 2 5 0 m v g n d c 3 0 . 4 7 u f 2 k v c c r 1 v g n d o u t e g 4 3 1 8 / e g 4 3 1 9 / e g 4 3 2 0 2 . 5 v 7 8 v c t r l v o u t 6 r 2 r 3
???? eg4318/EG4319/eg4320 ??? ??? 2012 ? ???? ? www.egmicro.com 16 / 19 8.6 ? eg4318 /EG4319 5 ? isense ? rsense ??? v fctr ?? ? eg4320 ? 4 ? isenf (rsense) ? 20mv ? ? ? eg4318 /EG4319 /eg4320 ? ?? eg4318 /EG4319 /eg4320 6 vf ?? ? ?? ? ? r1 r2 ? ? 8 - 6 ?? ? 8 - 6 . eg4318 ? ? v f =v ref (1 + r1 ) r2 v out ?? v ref ???? 2.5v r1 r2 ? r1 ?? ? ? r 2 ? 8.7 ? led ??? eg4318 /EG4319 5 ? isense rsense ??? ? led ? ? ? 8 - 7 a ? eg4318 /EG4319 3 ?? led ? ? eg4318 /EG4319 2 ? ? led ?? ???? ? rsense ??? v fctr ?? ? eg4318 /EG4319 led ?? led ? rsense ??? v fctr ?? ? eg4318 /EG4319 ? led ?? led eg4320 ? 4 ? isenf rsense ???? led ?? ? 8 - 7 b eg4320 2 ?? led ?? 2 ?? 300ma ? led ??? 8 - 7b ?????? ? rsense ??? 20mv ?? ? led ?? led ? rsense ??? 20mv ?? ?? led ?? led eg4318 /EG4319 led ??b led ? led ??? ? led 2 ? 20ma 3 ? 300ma ?? led 3ma~5ma ? ? led ??? ?? rled=(vcc - 1v C v led ) / i led r 1 v g n d o u t e g 4 3 1 8 / e g 4 3 1 9 / e g 4 3 2 0 2 . 5 v 7 8 v c t r l v o u t 6 r 2
???? eg4318/EG4319/eg4320 ??? ??? 2012 ? ???? ? www.egmicro.com 17 / 19 ? 8 - 7 a . eg4318 /EG4319 ? led ??? ? ? 8 8 - 7b. eg43 20 ? led ??? r 5 1 k r s e n s e g n d e g 4 3 1 8 / e g 4 3 1 9 5 5 0 m v i s e n s e 4 3 2 1 ? ? ? 2 . 5 v 2 5 0 m v 5 0 m v g n d l e d _ r l e d _ g v c c r e d g r e e n c 3 0 . 4 7 u f r 6 3 . 9 k c 5 1 0 0 u f / 2 5 v r 5 1 k r s e n s e g n d e g 4 3 2 0 4 2 0 m v i s e n f 3 2 1 ? ? ? 2 . 5 v 1 4 0 m v 2 0 m v g n d l e d _ r v c c c 3 0 . 4 7 u f r 6 3 . 9 k c 5 1 0 0 u f / 2 5 v r e d g r e e n r 7 1 k r 8 3 . 9 k
???? eg4318/EG4319/eg4320 ??? ??? 2012 ? ???? ? www.egmicro.com 18 / 19 8.8 ? eg4318 /EG4319 ? ? ? 8 - 8a ? ? ? ic 3 led_r ?? ?????? 1uf/25v ? ? ? 8 - 8a. eg4318 /EG4319 ?? 3 led_r ? eg4318 ? ? 8 - 8b ?? ic 3 led_r ? q1 ?????? ?? ? 8 - 8 b . eg4318 /EG4319 ? r 5 1 k r s e n s e g n d e g 4 3 1 8 / e g 4 3 1 9 5 5 0 m v i s e n s e 4 3 2 1 ? ? ? 2 . 5 v 2 5 0 m v 5 0 m v g n d l e d _ r l e d _ g v c c r e d g r e e n c 3 0 . 4 7 u f c 5 1 0 0 u f / 2 5 v m r 1 r 2 3 . 9 k 3 . 9 k f a n 0 . 1 1 u f / 2 5 v c 1 r 5 1 k r s e n s e g n d e g 4 3 1 8 / e g 4 3 1 9 5 5 0 m v i s e n s e 4 3 2 1 ? ? ? 2 . 5 v 2 5 0 m v 5 0 m v g n d l e d _ r l e d _ g v c c r e d g r e e n c 3 0 . 4 7 u f r 2 1 0 k c 5 1 0 0 u f / 2 5 v r 4 5 6 / 1 w m r 1 r 3 3 . 9 k 2 k f a n 0 . 1 q 1 s 8 5 5 0
???? eg4318/EG4319/eg4320 ??? ??? 2012 ? ???? ? www.egmicro.com 19 / 19 9. ? ? 9.1 dip8 ?? 9.2 so8 ??

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