M51522AL MITSUBISHI | Alldatasheet
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Technical content
MITSUBISHI LINEAR ICs | DUAL AF PREAMPLIFIER
DESCRIPTION
IGURATION (TOP VIEW) The M51522AL is a semiconductor integrated circuit designed PIN CONF: for use in car stereo and car component systems. The circuits include a dual channel preamplifier, with both amplifiers featur- fa} PUT 2 ing high gain and low noise and distortion. weGaTivé FEEDBACK 2 A recently developed fabrication technique has been te] oureur 2 employed in this device resulting in extremely low noise output 2 a overall, and reducing 1/f noise in particular. 3 GN [rower sure FEATURES = Bours © Low noise (extremely low 1/f noise) No = 0.18mVrms (typ) a neccarwe recoonce + © Good channel separation. © SEPP circuit used for high immunity to fluctuations in the load. ® Built-in charging circuit for fast rise time at power ON.
APPLICATIONS
Car stereos, car modular component stereo systems, radio cassette recorders, stereo sets, etc. RECOMMENDED OPERATING CONDITIONS 8-pin molded plastic SIL EQUIVALENT CIRCUIT INPUT 2 NEGATIVE FEEDBACK 2 CTO 2 $s a ~ D: Pa 2A ~~ {Or ePra SR e PFee ° > gas ay Bry on ——§_tor rans i He Fee 2 $e ae ae {| : / Oro At On Rey Raz ———— ourpur2 +———- Q ~ vA im Eee Ken 1 On +O eu 2Ras 2Fis 2Re0 ~ A | Rez eR Ra ZRe ZO; Qa a i a ; + — J : ; mac te Os, ERs Ai2BRu1 ____G output 1 | maa] - =e, 06 ' ane _ yout at 7 i oeghs Re {a0 40 Ea ree COME EL Late i | —— ne - 8) GND —— 0s 2 INPUT 1 NEGATIVE FEEDBACK 1 - —- SSS @atizernic | ELECTRIC
ABSOLUTE MAXIMUM RATINGS (12 = 25°c. uniess omerwise notea [ice [eemomee a a ZS ELECTRICAL CHARACTERISTICS i172 = 25°C, voc = 13 2V uniess otherwise noted Symbo! Unit a input mpedance 132 | 1 | von079Vim Tso | wo] te TEST CIRCUIT ee s. 3 S32 Fost EERE EOT .a tap
37 Tate ty
i, I Te ils 150k : olniué 1 B27 i 150 2fat eis! Cay 150 : - Py sfB [fF et sey? ~ i bss | tye i “28, ty Fam (BL l@te) 13) Baty fo Fam (8b J i@to) Ts) f [SEK (9) bas) $ ey Uys. | CS Ht Le ' | Wu VCC ze 10~ i \\y 2S PETE sw 22 22S Jeng iS se INPUT 2 7 s*et at | 20Hz~20kHz 20Hz~20kHz! eee BPE | Si ¥ 2 OUTPUT Vo DISTORTION | METER i UNIT: RESISTANCE: 2 CAPACITANCE: F SSS
9 MITSUBISHI 2
(AE UIT RAEN I> DUAL AF PREAMPLIFIER CUAL AF PREAMPLIFIER TEST METHODS els sls ]sls sls leele |] weno Att = tab Vo = 0 77Vims, catculate usng ae 1 Tte ite, v9 0. 72Vems [ocr] fa fata taba pepe Te ye! T | f= 1kH2. Vo=0.77Vrms rea} ' ‘i | ' ee 1 | Consider output as Vey when So 1S 1. Vay’ when Sp 1s 2 meztor for ia da jada Ja 2 | Zins - 180Vor (Vor Vor) @ Ba Zina 150Vo9- (Yoo Vor')k @ toi oo 2:92 = 180Voa" (Yoo “Work a Noy af 1 1 rarfa rieda 1 i Rae 2.7k? Bw=20H2 20eHz "TBnSoueu TP 6 ope TYPICAL CHARACTERISTICS 13 - 25°C. Vc = 13.2V unless omerwise noted) THERMAL DERATING VOLTAGE GAIN VS FREQUENCY (MAXIMUM RATING) RESPONSE 800 | i TP ts =z CS So Serene ae a) a a + z 500] F gg| pe | = z L OPEN. 00P 3 400} Zz 2 we LINGO = Pa | 2 300 — 3 60 mR} tS = by 5 50 4. : FA 5 sop ft QS = 200 —— —— 5 I CLOSEO-LGCF
2 N 40) monte = , =
109 —p—s ee ee ee eee ° - - 20 0 25 so 75 100 125 10 357900 3 571m 3 97HOK 3 5 100% AMBIENT TEMPERATURE Ta (°C) FREQUENCY F142) TOTAL HARMONIC DISTORTION TOTAL HARMONIC DISTORTION VS FREQUENCY RESPONSE VS VOLTAGE OUTPUT z Vo= 008m-~+~ ne mameeas = i fferene t Z SUL Eeens pies mrneess z [Fy | | a ailisieinimanniael 2 = z z ro z - T 8 ites eeseves memeves ma eess a, | 8 oe ees 2 24 { 2 is
2 IES =e 8
3 3 P= 3 oo. IN 2 poo ote 2° SE S$ OE PS HF < r Soe Su satin. —-eerssmemes,Qensies 2 SEE 2 3S ets 2 oS § pa maton ES 2 oo Li roy Pool it tt 10 357100 3 STK 3 5710K 3 57100% 0.01 > 5%4 2 S7q TST 10 FREQUENCY 1 iH2) VOLTAGE OUTPUT Vo (Vrms? eee
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$$ ——C#U AL AF PREAMPLIFIER OUTPUT NOISE VOLTAGE VS TOTAL HARMONIC DISTORTION SIGNAL SOURCE RESISTANCE VS LOAD CHARACTERISTICS. 100 10 - 7PBW = 20Hz ~ 20KHz poeee = vo= 00am] TT) : PSS esas Ee (itoieeeesresrereetse E ry z poo : | ecne ees cH
2 ER 23 == Sere
eo Weber tee ot eet ot pit aoe S$ H cot pr] 5 an tf te ine e jessinnioe ait g +H min nin S$ — On 2 | ee 2 5 (nts eee eReCeS gos Speasise maess|
2 Ee eee PIE eccce eecten asia
2 SSS aa Z tt
oof TT Ty 2 oor ! ee SIGNAL SOURCE RESISTANCE Ry ‘0 Load fia MAXIMUM OUTPUT VOLTAGE VOLTAGE GAIN VS FREQUENCY VS SUPPLY VOLTAGE RESPONSE ; 3.
2 THO = 1% | "APPLICATION EXAMPLE 12)
st RIAA it } ' — ae a es 80} - flit 2 g eloutt aH gs UW os zs aes at 3 = x LOSED 1007 3 a, $ 20 i z oT taal Bon PEA ted ee 0 oe ee ee SUPPLY VOLTAGE Veg (V) FREQUENCY (Hz) APPLICATION EXAMPLES (1) Car stereo (tape playback unit) (2) Stereo preamplifier (E; RIAA) wid a“ 430k “u @ 8 i 15k es 7.5k 0.001u zm 0.0068 oh _— eth ioe sol Lary 20k 730K j tee 176K Tee
4 E a | 1000
ead ps Ls - | fo)
2 On S10 PHONO:
e200 5 @_ © INPUT2 I © 330 oe HL ® Vie a ~ KO M51522AL roo = 14 : ® wee oe ta ® vee 7a 8200 2 @® sto “2v) © AO * Mz308 PHONO. i + Meaa sof day, flowy | gH INPUT? ® 421004 15 0.0068 | “ “ =a [sot 750 7 | Oe ob Saale sO 430k UNIT: RESISTANCE: 0 +1. 3 CAPACITANCE: F au & * § eS MITSUBISHI 1 Anes