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ICs for Audio Common Use AN7513S 0.5-W BTL audio power amplifier I Overview The AN7513S is an audio power amplifier IC with 1-ch output. The BTL (Balanced Transformer-Less) method can provide fewer external parts and more easy design for applications. 5.010.20 8 7 6 5 (1.05) Unit: mm I Features * 0.5-W output (16 ) with supply voltage of 5 V * On-chip standby function * On-chip volume function 1 2 3 4 4.300.20 6.400.20 0.150.10 0 to 10 0.500.20 1.450.10 (0.60) 1.27 0.10 Seating plane I Applications * Televisions, radios, and personal computers 0.40+0.10 -0.05 0.100.10 1.75 max. Seating plane SOP008-P-0225C Note) The package of this product will be changed to lead-free type (SOP008-P-0225G). See the package dimensions section later of this datasheet. I Block Diagram VCC 5 Attenuator Output 6 Ripple rejection circuit 1 Standby 28 dB Output 8 Thermal shutdown GND 7 (for output) Attenuator control 28 dB 2 3 Input Volume GND 4 Publication date: December 2001 SDC00035DEB 1 AN7513S I Pin Descriptions Pin No. 1 2 3 4 5 6 7 8 Description Standby (standby state if this pin is open.) Input Ground (for input) Volume (max. volume if this pin is open.) Supply voltage + Output Ground (for output ch.1) - Output I Absolute Maximum Ratings Parameter Supply voltage Supply current Power dissipation *3 *1 *2 Symbol VCC ICC PD Topr Tstg Rating 14 1.0 263 -25 to +70 -55 to +150 Unit V A mW C C Operating ambient temperature Storage temperature *1 Note) *1: Except for the operating ambient temperature and storage temperature, all ratings are for Ta = 25C. *2: At no signal *3: The power dissipation shown is the value for Ta = 70C. I Recommended Operating Range Parameter Supply voltage Symbol VCC Range 3.0 to 12.0 Unit V I Electrical Characteristics at VCC = 5.0 V, RL = 16 , f = 1 kHz, Ta = 25C 2C Parameter Quiescent circuit current Standby current Output noise voltage * Voltage gain Total harmonic distortion Maximum output power Ripple rejection ratio * Output offset voltage Volume attenuation rate * Intermediate voltage gain Symbol ICQ ISTB VNO GV THD PO1 RR VOFF Att GVM Conditions VIN = 0 mV, Vol. = 0 V VIN = 0 mV, Vol. = 0 V Rg = 10 k, Vol. = 0 V PO = 0.125 W, Vol. = 1.25 V PO = 0.125 W, Vol. = 1.25 V THD = 10%, Vol. = 1.25 V Rg = 10 k, Vol. = 0 V, VR = 1 V[rms], fR = 120 Hz Rg = 10 k, Vol. = 0 V PO = 0.125 W, Vol. = 0 V PO = 0.125 W, Vol. = 0.6 V Min 31 0.35 30 -250 70 20.5 Typ 20 1 0.10 33 0.10 0.5 50 0 85 23.5 Max 60 10 0.4 35 0.5 250 26.5 Unit mA A mV[rms] dB % W dB mV dB dB Note) *: In measuring, the filter for the range of 15 Hz to 30 kHz (12 dB/OCT) is used. 2 SDC00035DEB AN7513S I Terminal Equivalent Circuits Pin No. 1 Pin name Standby pin 30 k Equivalent circuit VCC To the shock sound prevention circuit VRF ( VCC) Voltage 5V 1 50 k 2 k 200 12 k 10 k 33 k 10 k 1/2 VCC To the constant current circuit 2 Input pin VCC 50 A 30 k 50 A 5 k VREF1 (1.4 V) 100 A 1.4 V 1 k 2 3 GND 500 1 k 1 k 0V 3 50 A 1 k 4 4 Volume pin VCC 12 k SDC00035DEB 3 AN7513S I Terminal Equivalent Circuits (continued) Pin No. 5 6 Pin name VCC + Output pin Equivalent circuit VCC Voltage 5.0 V 2.15 V 200 1/2 VCC 50 6 800 20 k 7 GND 7 0V 8 - Output pin VCC 2.15 V 200 1/2 VCC 50 8 800 20 k I Usage Notes * Please avoid the short circuit to VCC , ground, or load short circuit. * The thermal shutdown circuit operates at about Tj = 150C. However, the thermal shutdown circuit is reset automatically if the temperature drops. * Please carefully design the heat radiation especially when you take out high power at high VCC . * Please connect only the ground of signal with the signal GND of the amplifier in the previous stage. * Use a speaker with 16 or more impedance. 4 SDC00035DEB AN7513S I Technical Data * PD Ta curves of SOP008-P-0225C PD T a 800 Independent IC without a heat sink 1 : Rthj-a = 209.3C/W, PD = 477 mW(25C) Glass epoxy PCB(50 mm x 50 mm x t0.8 mm) 2 : Rthj-a = 326.6C/W, PD = 306 mW(25C) 700 Power dissipation PD (mW) 600 500 1 400 263 mW 300 2 200 100 0 0 25 50 70 75 100 125 150 Ambient temperature Ta (C) 2. Example of PCB pattern Out + Out - VCC 8 GND 7 6 5 1 2 3 4 GND Volume VIN Standby SDC00035DEB 5 AN7513S I Application Circuit Example Out1 16 VCC 470 F 6 3 4 5 8 1 2 7 1.0 F 270 k 68 k 5V 0V Standby VIN1 0V 10 k 10 F 1.25 V Volume Note) The IC is on standby if the STB pin is open. The IC is in the state of volume minimum if the volume pin is ground. The IC is in the state of volume maximum if the volume pin is open. I New Package Dimensions (Unit: mm) * SOP008-P-0225G (Lead-free package) 5.010.20 8 5 (1.05) 4.300.20 6.400.20 0.15-0.05 +0.10 0 to 10 0.500.20 (0.60) 1.27 Seating plane 0.100.10 1.450.10 1.75 max. 1 4 0.40+0.10 -0.05 0.10 Seating plane 6 SDC00035DEB Request for your special attention and precautions in using the technical information and semiconductors described in this material (1) An export permit needs to be obtained from the competent authorities of the Japanese Government if any of the products or technologies described in this material and controlled under the "Foreign Exchange and Foreign Trade Law" is to be exported or taken out of Japan. (2) The technical information described in this material is limited to showing representative characteristics and applied circuit examples of the products. It does not constitute the warranting of industrial property, the granting of relative rights, or the granting of any license. (3) The products described in this material are intended to be used for standard applications or general electronic equipment (such as office equipment, communications equipment, measuring instruments and household appliances). Consult our sales staff in advance for information on the following applications: * Special applications (such as for airplanes, aerospace, automobiles, traffic control equipment, combustion equipment, life support systems and safety devices) in which exceptional quality and reliability are required, or if the failure or malfunction of the products may directly jeopardize life or harm the human body. * Any applications other than the standard applications intended. (4) The products and product specifications described in this material are subject to change without notice for reasons of modification and/or improvement. At the final stage of your design, purchasing, or use of the products, therefore, ask for the most up-to-date Product Standards in advance to make sure that the latest specifications satisfy your requirements. (5) When designing your equipment, comply with the guaranteed values, in particular those of maximum rating, the range of operating power supply voltage and heat radiation characteristics. Otherwise, we will not be liable for any defect which may arise later in your equipment. Even when the products are used within the guaranteed values, redundant design is recommended, so that such equipment may not violate relevant laws or regulations because of the function of our products. (6) When using products for which dry packing is required, observe the conditions (including shelf life and after-unpacking standby time) agreed upon when specification sheets are individually exchanged. (7) No part of this material may be reprinted or reproduced by any means without written permission from our company. Please read the following notes before using the datasheets A. These materials are intended as a reference to assist customers with the selection of Panasonic semiconductor products best suited to their applications. Due to modification or other reasons, any information contained in this material, such as available product types, technical data, and so on, is subject to change without notice. Customers are advised to contact our semiconductor sales office and obtain the latest information before starting precise technical research and/or purchasing activities. B. Panasonic is endeavoring to continually improve the quality and reliability of these materials but there is always the possibility that further rectifications will be required in the future. Therefore, Panasonic will not assume any liability for any damages arising from any errors etc. that may appear in this material. C. These materials are solely intended for a customer's individual use. Therefore, without the prior written approval of Panasonic, any other use such as reproducing, selling, or distributing this material to a third party, via the Internet or in any other way, is prohibited. 2001 MAR |
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