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| Ordering number : EN6013 LA4601 Monolithic Linear IC LA4601 Audio Power Amplifier for Radio Cassette Recorders Overview This is a different-package version of the power amplifier LA4600 with ultralow peripheral component count. Basic power supply spec is Vcc = 15V, but a 9V spec for operation without heatsink is also possible. BS capacitor, NF capacitor, and oscillation-stopping CR components are incorporated into the IC circuitry. Package Dimensions unit: mm 3024-SIP10H [LA4601] 27.0 20.0 R1.7 4.0 Functions * Pin compatible with the LA4600 * Heatsink not required for 9V version * Output power VCC =15V/3....7.0W X 2 * Built-in stanby switching * Built-in overheat protection (TSD) 7.0 1 1.4 0.5 2.54 10 2.07 0.4 2.0 SANYO : SIP10H Specifications Maximum Ratings at Ta = 25C Parameter Maximum supply voltage Allowable power dissipation Thermal resistance Operating temperature Storage temperature Symbol Vcc max Pd max j-c Topr Tstg Conditions Rg=0 (No signal) With an arbitrary large heatsink Ratings 24 25.0 3.0 - 20 to +75 - 40 to +150 Unit V W C/W C C 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 Business Headquarters TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN N1298RM(KI) No. 6013-1/7 1.0 min 6.0 11.8 13.2max 8.4 LA4601 Operating Conditions at Ta = 25C Parameter Recommended supply voltage Recommended load resistance Operating supply voltage range Operating load resistance range Symbol V cc RL Vcc op Within maximum ratings Conditions Ratings 15 3 5.0 to 22 2.7 to 8 Unit V V Electrical Characteristics at Ta = 25C, VCC = 15V, RL = 3 , f = 1 kHz Parameter Standby current Quiescent current Voltage gain Total harmonic distortion Output noise voltage Output voltage Symbol Ist Icco VG THD Vno Po1 Po2 Channel separation Ripple suppression Stanby ON voltage Input resistance Chsep SVRR V st Ri Conditions min Standby pin -> GND Rg=0 Vo=0 dBm Po=1w Rg=0, DIN AUDIO THD=10% Vcc=9V, RL=4 , THD=10% Vo=0 dBm, Rg=0, DIN AUDIO Vr=0 dBm, Rg=0, fr=100 Hz DIN AUDIO 6.0 1.5 50 45 1.5 20 20 43.0 Ratings typ 1.0 35 45.0 0.2 0.15 7.0 2.0 60 55 5.0 30 40 max 10 70 47.0 0.8 0.5 A mA dB % mV W W dB dB V k Unit Block Diagram Standby 7 Standby switching CH1 input 10 VCC 4 CH1 input amplifier Rf1 RNf1 Predrive amplifier Output amplifier 1 CH1 output Small signal 9 GND RNf2 REF amplifier Rf2 TSD protector 2 Large signal GND CH2 input 8 CH2 input amplifier Predrive amplifier Output amplifier 3 CH2 output Pop noise prevention block Ripple filter 5 Filter 6 P.P No. 6013-2/7 LA4601 Sample Application +5V + 1000F 7 STANDBY 4 VCC 10 0.22F ch1 Input ch1 1 Output + 1000F + 4 9 PRE GND LA4601 POWER GND 2 8 0.22F ch2 Input ch2 3 Output + + 1000F 4 P.P 6 + Filter 5 + 4.7F 100F Pd max - Ta 28 Allowable power dissipation, Pd max - W 25 24 With an arbitrary large heatsink AI heatsink fastening torque 39N*cm Apply silicone grease 20 16 100X100X1.5mm3 12 12.5 8 50X50X1.5mm3 7.0 4 With recommended substrate IC only 3.2 0 20 40 3.6 0 -20 60 80 100 Ambient temperature, Ta - C No. 6013-3/7 LA4601 Pin Descriptions 1. Standby switching function Power is switched ON and OFF by controlling the High and Low states at pin 7, respectively (standby). To switch power ON, apply 1.5V or more, or 800 A to pin 7. Current supplied to pin 7 .. = Applied voltage + 2 k Applied voltage - VBE (approx. 0.7V) 2 k 7 2k 2k To bias circuit VCC * When directly connecting the microcontroller, add a resistor in series to optimize the current for the microcontroller. 2. Input pins (8,10) Voltage at the input pins is approx. 2 VBE (1.4V). Input impedance is approx. 30 k. * The recommended value for the input capacitor is 0.22 F, but this can be varied in order to adjust the starting time (ts). (The starting time is the time required from applying voltage to the standby pin until sound output is obtained.) 1.0 F 0.2s 2.2 F 0.3s 3.3 F 0.5s 4.7 F 0.65s 10 F 1.5s Input capacitator Starting time (ts) 3. Filter (decoupling) pin (5) Pin voltage is approx. 1/2 VCC. The recommended value for the filter capacitor is 100 F. When capacitance is lower, pop noise when setting the standby pin to Low (power OFF) will increase. Filter capacitor= 100 F AC voltage (100 mV) Filter capacitor= 47 F AC voltage (200mV) Output DC voltage Output DC voltage No. 6013-4/7 LA4601 4. P.P (pop noise) pin (6) . VCC - VCE (approx. 0.3V) - 5.6V + 5.6V Voltage at pin 6 = . 2 k * The recommended value for the P.P capacitor is 4.7 F. When capacitance is lower than 2.2 F, pop noise when setting the standby pin to Low (power OFF) will increase. When capacitance is higher than 10 F, the sound will not be cut off when setting the standby pin to Low (power OFF). Zener voltage =5.6V To input amplifier/ bias circuitry 5k 6 5k VCC A11490 5. Muting The output signal can be controlled by connecting pin 5 (Filter) to ground via a resistance of 300 to 500. If resistance is higher than 750, the suppression ratio will decrease. Output AC voltage Output DC voltage Mute ON Mute OFF A11491 No. 6013-5/7 LA4601 12 VCC - PO THD=10% f=1kHz 80 70 60 50 40 30 20 10 VCC - ICCO Rg=0 10 8 6 4 2 0 4 R L= =8 RL Quiescent current, ICCO - mA 20 24 Output power, PO - W 3 R L= 4 8 12 16 0 4 8 12 16 20 24 28 Supply voltage, VCC - V 10 7 5 3 2 1.0 7 5 3 2 Supply voltage, VCC - V VCC=15V RL=3 PO=1W Rg=600 100 7 5 3 2 10 7 5 3 2 1.0 7 5 3 2 0.1 7 5 3 2 0.01 0.1 2 THD - f Total harmonic distortion, THD - % THD - PO VCC=15V RL=3 PO=1W Rg=600 Total harmonic distortion, THD - % 2ch 0.1 7 5 3 2 0.01 10 23 5 7 100 2 3 5 7 1k 23 5 7 10k 23 5 7 100k 2ch 1ch 1ch 3 5 7 1.0 2 3 5 7 10 Frequency, f - Hz 80 Output power, PO - W 80 Chsep - f SVRR - f VCC=15V RL=3 Vr=0dBm Rg=0 DIN AUDIO ch1 ch2 Channel separation, Chsep - dB ch2-ch1 60 Ripple rejection, SVRR - dB 3 70 70 60 ch1-ch2 50 50 40 40 30 20 2 VCC=15V RL=3 VO=0dBm Rg=0 DIN AUDIO 3 5 7 100 2 3 5 7 1k 2 3 5 7 10k 2 30 20 2 3 5 7 100 2 3 5 7 1k 2 3 Frequency, f - Hz 1 0 -1 Frequency, f - Hz 1.0 f - Response Output noise voltage, VNO - mV 200 F VCC=15V RL=3 VO=0dBm VNO - Rg VCC=15V RL=3 DIN AUDIO 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0 5 7 1k 2 3 5 7 10k Response - dB -2 -3 -4 -5 -6 -7 -8 10 Cou t=2 Cout= 1000 F 23 5 7 100 23 5 7 1k 23 5 7 10k 23 5 7 100k 2 3 5 7 Frequency, f - Hz Signal source impedance, Rg - No. 6013-6/7 LA4601 10 9 Pd - PO RL=3 f=1kHz Rg=600 10 9 Pd - PO RL=4 f=1kHz Rg=600 Power dissipation, Pd - W Power dissipation, Pd - W 8 7 6 5 4 3 2 1 0 7 0.1 2 3 5 7 1.0 2 3 5 7 10 8 7 6 5 4 3 2 1 0 7 0.1 2 3 5 7 1.0 2 3 5 7 10 VC V =12 V CC =1 C 5V V CC=9V 5V =1 C VC V =12 VCC VCC=9V Output power, PO - W 6 Output power, PO - W RL=8 f=1kHz Rg=600 Pd - PO 5 Power dissipation, Pd - W 4 3 =15 VCC V VCC=12V 2 VC C=9V 1 0 7 0.1 2 3 5 7 1.0 2 3 5 7 10 Output power, PO - W 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 November, 1998. Specifications and information herein are subject to change without notice. PS No. 6013-7/7 |
Price & Availability of LA4601
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