STK ch AF Power Amplifier (Split Power Supply) (70W + 70W min, THD = 0.4%)

Transcription

1 Ordering numr:enn4610a Thick Film Hybrid IC STK ch AF Power Amplifier (Split Power Supply) (70W + 70W min, THD = 0.4%) Feures Muting circuit built-in isole all types of shock Current mirror circuit low 0.4% tal harmonic disrtion Pin compible with STK4201 series (THD=0.08%) STK4141X series (THD=0.02%) Package Dimensions unit:mm 4086A [STK42112] Specificions Maximum Rings Ta = 25 C Parameter Symbol Recommended Opering Conditions Ta = 25 C (8.33) =53.34 Conditions SANYO : SIP22 Rings Maximum supply CC max ± 60 Thermal resistance θ j-c 1. 5 C/W Junction temperure Opering substre temperure Srage temperure Tj 150 Tc 125 Tstg Available time load short-circuit t s CC = ±42, RL = 8Ω, f=50hz, P O= 70W 1 s Parameter Symbol Conditions Rings Recommended supply CC ± 42 Load resistance R L 8 Ω Unit C C C Unit Any all SANYO products descrid or contained herein do not have specificions th can hle applicions th require extremely high levels of reliability, such as life-support systems, aircraft s control systems, or or applicions whose failure can reasonably expected result in serious physical /or merial damage. Consult with your SANYO representive nest you e using any SANYO products descrid or contained herein in such applicions. SANYO assumes no responsibility equipment failures th result from using products th exceed, even momentarily, red (such as maximum rings, opering condition ranges,or or parameters) listed in products specificions of any all SANYO products descrid or contained herein. SANYO Electric Co.,Ltd. Semiconducr Company TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Tai-ku, TOKYO, JAPAN O2099TH (KT)/71095HA (ID) No /7

2 Opering Characteristics Ta = 25 C, CC =±42, R L =8Ω (non-inductive load), Rg=600Ω, G=40dB Parameter Symbol Conditions Q uiescent current I CC O CC = ± ma Output power P O THD=0.4%, f=20hz 20kHz 70 W Total harmonic disrtion THD P O = 1.0W, f=1khz 0. 3 % Frequency response f L, fh P +0 O = 1.0W, 3 db 20 50k Hz impedance r i P O = 1.0W, f=1khz 55 kω Output NO CC = ±50.5, Rg=10kΩ 1. 2 mrms Neutral N CC = ± m Muting M Note. All tests made using a constant- supply unless orwise specified. Available time load short-circuit output measured using transmer supply specified low. The output is peak value of an average-reading meter with an rms value scale (TM). A reguled AC supply (50Hz) used elimine effects of AC primary line flicker. min Rings typ max Unit Specified Transmer Supply (MG-200 or Equivalent) Equivalent Circuit No /7

3 Sample Applicion Circuit (70W min, 2-Channel, AF Power Amplifier) Sample Applicion Circuit PCB Layout (Copper Foil Surface) No /7

4 No /7 External Component Description f L = [Hz] 2π C9 R7 1 C4 C3, capacirs.. high-b reduce m s R6, R5 with ger These, C6 C5, capacirs. coupling by affected adversely can output frequencies, lower larger comes reactance capacir Since DC blocking. For pop remove order In chosen. value reactance lower a case, this In. 1/f resistance-dependent source signal constant, time input determin which C6, C5 chosen capacitance of larger power-on, NF circuit. in C10 C9 smaller C10 C9, NF capacirs. frequency. cuff low-side determine These increase tend would this cause However, low frequencies. gain maintain C9 chosen A large avoided. necessary absolutely than larger a power-on, shock C19 capacirs. Decoupling supply. from ripple shock removes This C16 C15, capacirs. Bootstrap significantly. increases low frequencies disrtion harmonic tal n small, made capacirs se If C18 C17, capacirs. Oscillion IC stable provide hence impedance supply reduce pins IC supply possible as close as inserted These recommended. capacirs Eleclytic operion. C20 capacir. Ripple TR10. transisr internal with combinin in ripple a ms This C14 C13, capacirs. Oscillion characteristics. frequency rmal excellent ir recommended capacirs Mylar R6 5, resisrs R4 R3, resisrs. bias resistance. this by determined largely is impedance input The potential. zero pins input bias used These R9 R7, R10) (R8, resisrs. G setting oltage-gain R8=560 R7, using recommended G=40dB is Ω k R10=56 R9,, Ω n gai If R8. or R7 using made st adjustments Gain. maintain R10 R4=R9, R3, set n R8, or R7 using made djustments a N. stability balance R20 R11, R21) (R12, resisrs. Bootstrap 4.7k of alues current. quiescent determine resisrs hese T Ω k 4.7 nd a Ω. recommended R15 resisr. Ripple circuits. short load during resisr limiting transisr predriver as perms resisr This 14 resisr balance plus/minus Clipping R19 R18, resisrs. Ripple TR11 through from ground flows current on, is TR11 transisr muting hen W C C k 1 of alues. Ω k 1 1W) ( Ω e ar (1W) recommended. R25 24, resisrs Oscillion R17 16, resisrs limiting Output R23 22, resisrs oscillion High-frequency L2 1, L. inducrs oscillion High-frequency

5 Sample Applicion Circuit (With Protection Muting Circuit) No /7

6 No /7

7 Specificions of any all SANYO products descrid or contained herein stipule permance, characteristics, functions of descrid products in independent ste, not guarantees of permance, characteristics, functions of descrid products as mounted in cusmer's products or equipment. To verify sympms stes th cannot evalued in an independent device, cusmer always evalue test devices mounted in cusmer's products or equipment. SANYO Electric Co., Ltd. strives supply high-quality high-reliability products. However, any all semiconducr products fail with some probability. It is possible th se probabilistic failures could give rise accidents or events th could endanger human lives, th could give rise smoke or fire, or th could cause damage or property. When designing equipment, adopt safety measures so th se kinds of accidents or events cannot occur. Such measures include but not limited protective circuits error circuits safe design, redundant design, structural design. In event th any or all SANYO products(including technical da,services) descrid or contained herein controlled under any of applicable local export control laws regulions, such products must not exported without obtaining export license from authorities concerned in accordance with above law. No part of this publicion may reproduced or transmitted in any m or by any means, electronic or mechanical, including phocopying recording, or any inmion srage or retrieval system, or orwise, without prior written permission of SANYO Electric Co., Ltd. Any all inmion descrid or contained herein subject change without notice due product/technology improvement, etc. When designing equipment, refer "Delivery Specificion" SANYO product th you intend use. Inmion (including circuit diagrams circuit parameters) herein is example only ; it is not guaranteed volume production. SANYO lieves inmion herein is accure reliable, but no guarantees made or implied regarding its use or any infringements of intellectual property rights or or rights of third parties. This calog provides inmion as of Ocr, Specificions inmion herein subject change without notice. PS No /7