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Philips TDA7057AQ Datasheet

2 x 8 w stereo btl audio output amplifier with dc volume control
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DATA SHEET
TDA7057AQ
2
8 W stereo BTL audio output
amplifier with DC volume control
Product specification
Supersedes data of 1997 July 15
File under Integrated Circuits, IC01
INTEGRATED CIRCUITS
1998 Apr 07

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  Summary of Contents for Philips TDA7057AQ

  • Page 1 DATA SHEET TDA7057AQ 8 W stereo BTL audio output amplifier with DC volume control Product specification Supersedes data of 1997 July 15 File under Integrated Circuits, IC01 INTEGRATED CIRCUITS 1998 Apr 07...
  • Page 2 TDA7057AQ DBS13P 1998 Apr 07 GENERAL DESCRIPTION The TDA7057AQ is a stereo BTL output amplifier with DC volume control. The device is designed for use in TVs and monitors, but is also suitable for battery-fed portable recorders and radios. Missing Current Limiter (MCL) A MCL protection circuit is built-in.
  • Page 3 Philips Semiconductors 8 W stereo BTL audio output amplifier with DC volume control BLOCK DIAGRAM handbook, full pagewidth input 1 DC volume control 1 input 2 DC volume control 2 1998 Apr 07 TDA7057AQ TEMPERATURE STABILIZER V ref PROTECTION signal...
  • Page 4 1 OUT1 positive output 1 FUNCTIONAL DESCRIPTION The TDA7057AQ is a stereo output amplifier with two DC volume control stages. The device is designed for TVs and monitors, but is also suitable for battery-fed portable recorders and radios.
  • Page 5 Philips Semiconductors 8 W stereo BTL audio output amplifier with DC volume control LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 134). SYMBOL PARAMETER supply voltage repetitive peak output current non-repetitive peak output current total power dissipation...
  • Page 6 Philips Semiconductors 8 W stereo BTL audio output amplifier with DC volume control CHARACTERISTICS = 12 V;T = 25 C; f = 1 kHz; R SYMBOL PARAMETER voltage supply total quiescent current q(tot) Maximum gain; V 1.4 V output power...
  • Page 7 Philips Semiconductors 8 W stereo BTL audio output amplifier with DC volume control handbook, halfpage (mA) Fig.3 Quiescent current as a function of supply voltage. handbook, halfpage (1) G = 40 dB; P = 0.5 W. (2) G = 30 dB; P = 0.5 W.
  • Page 8 Philips Semiconductors 8 W stereo BTL audio output amplifier with DC volume control handbook, halfpage (1) R = 8 . (2) R = 16 . Fig.7 Total worst case power dissipation as a function of supply voltage. handbook, halfpage V no (mV) f = 22 Hz to 22 kHz.
  • Page 9 Philips Semiconductors 8 W stereo BTL audio output amplifier with DC volume control handbook, halfpage V in THD = 1 %. Fig.11 Input signal handling. APPLICATION INFORMATION The application diagram is illustrated in Fig.13. Test conditions = 25 C unless otherwise specified; V = 1.4 V;...
  • Page 10 Philips Semiconductors 8 W stereo BTL audio output amplifier with DC volume control handbook, full pagewidth 470 nF input 1 R s = 5 k 470 nF input 2 volume R s = 5 k volume control (1) This capacitor can be omitted if the 220 F electrolytic capacitor is connected close to pin 5.
  • Page 11 Philips Semiconductors 8 W stereo BTL audio output amplifier with DC volume control PACKAGE OUTLINE DBS13P: plastic DIL-bent-SIL power package; 13 leads (lead length 12 mm) DIMENSIONS (mm are the original dimensions) UNIT 17.0 0.75 0.48 24.0 15.5 0.60 0.38 23.6...
  • Page 12 Philips customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Philips for any damages resulting from such improper use or sale.
  • Page 13 Philips Semiconductors 8 W stereo BTL audio output amplifier with DC volume control 1998 Apr 07 NOTES Product specification TDA7057AQ...
  • Page 14 Philips Semiconductors 8 W stereo BTL audio output amplifier with DC volume control 1998 Apr 07 NOTES Product specification TDA7057AQ...
  • Page 15 Philips Semiconductors 8 W stereo BTL audio output amplifier with DC volume control 1998 Apr 07 NOTES Product specification TDA7057AQ...
  • Page 16 Switzerland: Allmendstrasse 140, CH-8027 ZÜRICH, Tel. +41 1 488 2741 Fax. +41 1 488 3263 Taiwan: Philips Semiconductors, 6F, No. 96, Chien Kuo N. Rd., Sec. 1, TAIPEI, Taiwan Tel. +886 2 2134 2865, Fax. +886 2 2134 2874 Thailand: PHILIPS ELECTRONICS (THAILAND) Ltd., 209/2 Sanpavuth-Bangna Road Prakanong, BANGKOK 10260, Tel.