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Ordering number:EN4024A Monolithic Linear IC LA4534M 3V CD Headphone-stereo Power Amplifier The LA4534M is a low noise, low distortion headphonestereo power IC designed for use in a portable CD. Package Dimensions unit:mm 3086A-MFP10S 10 6 0.625 Features * Less current drain. * Accept 16 load drive. * Excellent voltage reduction characteristic. * Excellent ripple rejection. * Power switch function and built-in muting circuit. * Low noise (7V), low gain (11dB). [LA4534M] 1.8 max 1 5.1 5 0.15 0.35 1.0 0.55 0.1 1.5 SANYO : MFP10S Specifications Absolute Maximum Ratings at Ta = 25C Parameter Maximum supply voltage Allowable power dissipation Operating temperature Storage temperature Symbol VCC max Pd max Topr Tstg Quiescent time Conditions Ratings 4.5 300 -20 to +75 -40 to +125 Unit V mW C C Operating Conditions at Ta = 25C Parameter Recommended supply voltage Operating supply voltage range Recommended load impedance Symbol VCC VCC op RL Conditions Ratings 3.0 1.6 to 4.0 16 to 32 Unit V V Any and all SANYO products described or contained herein do not have specifications that can handle applications that require extremely high levels of reliability, such as life-support systems, aircraft's control systems, or other applications whose failure can be reasonably expected to result in serious physical and/or material damage. Consult with your SANYO representative nearest you before using any SANYO products described or contained herein in such applications. SANYO assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all SANYO products described or contained herein. SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquaters TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN O3098HA (KT)/7162TS No.4024-1/9 5.15 6.4 4.4 LA4534M Operating Characteristics at Ta = 25C, RL=16, Rg=600 Parameter Quiescent current Symbol ICCO1 ICCO2 ICCO3 Voltage gain Voltage gain variations Total harmonic distortion Output power Crosstalk Ripple rejection Output noise voltage Power off effect Mute effect Power on current sensitivity Power off voltage sensitivity Mute off current sensitivity Mute on voltage sensitivity VG1 VG2 VG1 VG2 THD PO CT SVRR VNO VO(off) VO(MT) I1(on) V1(off) I10(off) V10(on) Conditions VCC=2.4V, Quiescent time VCC=4.5V, pin 10 to GND VCC=4.5V, pin 1 to GND VCC=2.4V, f=1kHz, VO=-10dBm VCC=1.6V, f=1kHz, VO=-20dBm VCC=2.4V, f=1kHz, VO=-10dBm VCC=1.6V, f=1kHz, VO=-20dBm VCC=2.0V, f=1kHz, PO=1mW VCC=3.0V, f=1kHz, THD=10% VCC=2.4V, f=1kHz, Rg=1k, VO=-10dBm VCC=1.6V, f=100Hz, Rg=1k, VR=-20dBm, BPF=100Hz VCC=4.5V, Rg=1k, BPF=20Hz to 20kHz VCC=1.6V, f=100Hz, Pin 1 to GND, VIN=-10dBm VCC=1.6V, f=100Hz, Pin 10 to GND, VIN=-10dBm VCC=1.5V, V50.85V VCC=1.5V, V50.1V VCC=1.5V, V50.85V VCC=1.5V, V50.1V 0.5 25 40 50 0.08 50 50 70 7 20 -80 -80 0.05 0.5 0.6 0.2 0.65 1.0 1.0 9 9 Ratings min typ 5.4 1.1 11 11 max 10 2.0 1.0 13 13 1.0 1.0 0.24 Unit mA mA A dB dB dB dB % mW mW dB V dBm dBm A V A V Note : Quiescent current is the current flowing into pin 6. The current flowing into pin 1 and pin 10 is at the maximum value and calculated from the equation (V pin-0.5V)/16[V/k], increasing total current. Equivalent Circuit Block Diagram P/SW 1 POWER SWITCH MUTE CIRCUIT 10 MT/SW IN 1 2 Amp1 9 OUT 1 PRE GND 3 8 POWER GND IN 2 4 Amp2 7 OUT 2 REF 5 BIAS 6 VCC A11151 No.4024-2/9 LA4534M Test Circuit I1 2 3 1 2 V1 4 1 P/SW 1 MT/SW 4 2 3 I10 1 2 3 P/SW MT/SW 10 9 8 7 6 V10 220F + RL 16 RL 16 VR VCC DC RIPPLE A11152 IN 1 PRE GND OUT 1 0.15F 4.7 4.7 0.15F 4.7F Rg 1k 1 2 SG Rg 1k 22F + LA4534M POWER GND OUT 2 4 5 IN 2 + 220F + REF VCC A ICC Sample Application Circuit ON OFF VR P/SW 1 2 3 P/SW MT/SW 10 9 8 7 6 MT/SW ON OFF IN 1 OUT 1 + 0.15F 4.7 4.7 0.15F 4.7F 220F RL 16 RL 16 PRE GND LA4534M POWER GND OUT 2 VR SG 1 SG 2 22F + 4 5 IN 2 + 220F - VCC + A11153 + REF VCC No.4024-3/9 LA4534M Pin Functions (VCC=3.0V) Pin No. Symbol Pin voltage (V) Equivalent circuit Pin function * The system turns on when the VCC is applied to this pin and turns off by connecting this pin to GND. 1 P/SW1 20k 1 A11155 * Input pin connection. Input impedance is 10k. 2 4 IN1 IN2 1.1 500 2 1.1 4 10k A11156 3 PRE GND * 1.1V fixed bias is applied to this pin. 5 REF 1.1 5 7.8k A11157 6 VCC 3.0 * Output pin connection. 7 9 OUT2 OUT1 1.1 1.1 7 9 4.7k A11158 8 POWER GND * The muting function turns on when this pin is connected to GND and turns off by applying the VCC to this pin. 10 MT/SW 20k 10 A11159 No.4024-4/9 LA4534M 10 0 --10 VO - VIN 1.8V THD=10% Total harmonic distortion, THD - % f=1kHz RL=16 VCC=3.6V 3.0V 10 7 5 3 2 1.0 7 5 3 2 0.1 7 5 3 THD - PO VCC=2.4V RL=16 Output, VO - dBm --20 --30 --40 --50 --60 --70 --70 --60 --50 --40 --30 --20 --10 0 10 2 5 7 0.1 2 3 5 7 1.0 2 3 5 7 10 2 3 57 Input voltage, VIN - dBm 2 100 7 5 3 2 10 7 5 3 2 1.0 7 5 3 2 Output power, PO - mW 2 10 7 5 3 2 1.0 7 5 3 2 0.1 7 5 3 2 14 PO,THD - VCC PO VG - fIN VCC=2.4V VO=-10dBm RL=16 Total harmonic distortion, THD - % Output power, PO - mW 12 Voltage gain, VG - dB 10 8 THD 6 + 220F OUT 16 5 7100k 0 1 2 3 4 5 6 7 4 23 5 7 100 23 5 7 1k 23 5 7 10k 23 Supply voltage, VCC - V 14 Frequency, fIN - Hz f=1kHz RL=16 3 2 VG - VCC ICC - PO VCC=3.0V f=1kHz RL=16 2 output on 12 Current drain, ICC - mA Voltage gain, VG - dB 100 7 5 3 2 10 -10dBm VO=-20dBm 8 THD=10% 6 10 7 5 3 4 2 0 1 2 3 4 5 6 7 8 2 2 3 5 7 1.0 2 3 5 7 10 2 3 5 7 100 2 3 Supply voltage, VCC - V 1000 7 Output power, PO - mW 100 Pd - PO f=1kHz RL=16 2 output on 4.5V CT - fIN VCC=2.4V RL=16 Rg=1k VO=-10dBm Power dissipation, Pd - m W 5 3 2 80 Crosstalk, CT - dB 21 12 CREF=100F 22F 3V 60 1 40 2 100 7 5 3 2 2 3 5 7 1.0 2 3 5 7 10 2 3 5 7 100 2 3 20 0 2 3 5 7 100 2 3 5 7 1k 2 3 5 7 10k 2 3 5 7 100k Output power, PO - mW Frequency, fIN - Hz No.4024-5/9 LA4534M --10 --20 SVRR - VCC Output noise voltage, VNO - V VR=-20dBm fR=100Hz Rg=1k 100 7 5 3 2 10 7 5 3 2 1.0 7 5 3 2 VNO - VCC Rg=1k RL=16 Flat(Rg=0) Ripple rejection, SVRR - dBm --30 --40 --50 --60 --70 --80 --90 --100 0 DIN AUDIO(Rg=0) CREF=22F 100F DIN AUDIO 1 2 3 4 5 6 7 8 0 1 2 3 4 5 6 7 8 Supply voltage, VCC - V 100 7 Supply voltage, VCC - V 1.0 VNO - Rg Pin off voltage, VPIN(OFF) - V RL=16 VCC=3.0V Flat VPIN(OFF) - VCC VIN=0 Rg=1k Pin V50.1V Output noise voltage, VNO - V 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 5 3 2 Pin 10 (MT) MT is OFF Pin 1 (P/SW) PWR is ON ON OFF 10 7 5 3 2 2 3 5 7 100 2 3 DIN A UDIO Signal source impedance, Rg - 5 7 1k 23 5 7 10k 2 3 5 7 100k 0 1 2 3 4 5 6 7 8 Supply voltage, VCC - V 2 100 7 5 3 2 10 7 5 3 2 1.0 7 5 3 2 1.0 7 5 IPIN(ON) - VCC Pin 10 (MT) Current drain, ICC - mA ICC - VCC RL=16(Dual Ope) Rg=1k f=1kHz THD=10% at output Pin on current, IPIN(ON) - A 3 2 0.1 7 5 3 2 0.01 7 5 3 2 0 1 2 0 al V IN= No sign Pin 1 (P/SW) VIN=0 Rg=0 Pin V50.5V 3 4 5 6 7 8 I CM ON Mute on C 0 1 2 3 4 5 6 7 8 Supply voltage, VCC - V 10 7 5 3 2 1.0 7 5 3 2 0.1 7 5 3 2 0.01 7 5 3 2 0 1 2 3 4 5 6 7 8 Supply voltage, VCC - V 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 0 1 2 3 4 5 6 7 8 ICCOP OFF - VCC VIN=0 Rg=1k VDC - VCC Rg=1k VIN=0 V5(VREF) / V7(OUT) Quiescent current, ICCOP OFF - mA PWR SW OFF Supply voltage, VCC - V Voltage, VDC - V Supply voltage, VCC - V No.4024-6/9 LA4534M 60 PO - Ta .0V Voltage gain deviation, VG - dB 14 VG - Ta VCC=1.2V VO=-10dBm RL=16(Dual Ope) f=1kHz 50 Output power, PO - mW V 40 =3 CC 12 2.4V 10 30 2.0V 8 20 10 0 --40 f=1kHz THD=10% RL=16(Dual Ope) --20 0 20 40 60 80 100 6 4 --40 --20 0 20 40 60 80 100 Ambient temperature, Ta - C 1.3 Ambient temperature, Ta - C 16 14 12 10 8 6 4 2 0 --40 VDC - Ta Quiescent current, ICCO - mA ICCO - Ta VIN=0 Rg=1k VCC=2.4V 1.2 Rg=1k VIN=0 VCC=2.4V Voltage, VDC - V 1.1 1.0 0.9 0.8 0.7 --40 --20 0 20 40 60 80 100 --20 0 20 40 60 80 100 Ambient temperature, Ta - C P.SW OFF Ambient temperature, Ta - C Output AC waveform, VIN=0 Output AC waveform P.SW DC waveform P.SW OFF P.SW ON P.SW OFF P.SW DC waveform Output AC waveform VIN=0 P.SW DC waveform Output AC waveform P.SW DC waveform P.SW ON P.SW ON No.4024-7/9 LA4534M M.SW OFF Output AC waveform, VIN=0 Output AC waveform M.SW DC waveform M.SW DC waveform M.SW OFF M.SW ON M.SW OFF Output AC waveform, VIN=0 M.SW DC waveform M.SW DC waveform Output AC waveform M.SW ON M.SW ON Application Notes * Poping noise reduction The switching sequence shown below can minimize poping noise. PWR.SW VCC t3 PWR, Mute SW t1 t2 A11154 To minimize poping noise, the PWR mute switch should be turned on t1 (about 0.1s) after power-on and turned off t2 (about. 0.1s) before power-off. Turn on and off the PWR mute switch by applying VCC with the PWR be is no state. No.4024-8/9 LA4534M Specifications of any and all SANYO products described or contained herein stipulate the performance, characteristics, and functions of the described products in the independent state, and are not guarantees of the performance, characteristics, and functions of the described products as mounted in the customer's products or equipment. To verify symptoms and states that cannot be evaluated in an independent device, the customer should always evaluate and test devices mounted in the customer's products or equipment. SANYO Electric Co., Ltd. strives to supply high-quality high-reliability products. However, any and all semiconductor products fail with some probability. It is possible that these probabilistic failures could give rise to accidents or events that could endanger human lives, that could give rise to smoke or fire, or that could cause damage to other property. When designing equipment, adopt safety measures so that these kinds of accidents or events cannot occur. Such measures include but are not limited to protective circuits and error prevention circuits for safe design, redundant design, and structural design. In the event that any or all SANYO products(including technical data,services) described or contained herein are controlled under any of applicable local export control laws and regulations, such products must not be exported without obtaining the export license from the authorities concerned in accordance with the above law. No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying and recording, or any information storage or retrieval system, or otherwise, without the prior written permission of SANYO Electric Co., Ltd. Any and all information described or contained herein are subject to change without notice due to product/technology improvement, etc. When designing equipment, refer to the "Delivery Specification" for the SANYO product that you intend to use. Information (including circuit diagrams and circuit parameters) herein is for example only ; it is not guaranteed for volume production. SANYO believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringements of intellectual property rights or other rights of third parties. This catalog provides information as of October, 1998. Specifications and information herein are subject to change without notice. PS No.4024-9/9 |
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