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Philips TDA8571J Datasheet

4 × 40 w btl quad car radio power amplifier.
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DATA SHEET
TDA8571J
4
40 W BTL quad car radio power
amplifier
Product specification
Supersedes data of 1998 Mar 13
INTEGRATED CIRCUITS
2002 Mar 05

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Table of Contents

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  • Page 1 DATA SHEET TDA8571J 40 W BTL quad car radio power amplifier Product specification Supersedes data of 1998 Mar 13 INTEGRATED CIRCUITS 2002 Mar 05...
  • Page 2 DIL-bent-SIL power package; 23 leads (straight lead length 3.2 mm) 2002 Mar 05 GENERAL DESCRIPTION The TDA8571J is a integrated class-B output amplifier contained in a 23-lead Single-In-Line (SIL) plastic power package. It contains four amplifiers in a BTL configuration, each with a gain of 34 dB.
  • Page 3 Philips Semiconductors 40 W BTL quad car radio power amplifier BLOCK DIAGRAM handbook, full pagewidth SGND 2002 Mar 05 V P1 V P2 V P3 MODE 30 k 30 k TDA8571J DIAGNOSTIC 30 k 30 k PGND1 PGND2 PGND3 Fig.1 Block diagram.
  • Page 4 Philips Semiconductors 40 W BTL quad car radio power amplifier PINNING SYMBOL supply voltage 1 OUT1+ output 1+ PGND1 power ground 1 OUT1 output 1 OUT2 output 2 PGND2 power ground 2 OUT2+ output 2+ supply voltage 2 diagnostic output...
  • Page 5 Philips Semiconductors 40 W BTL quad car radio power amplifier FUNCTIONAL DESCRIPTION The TDA8571J contains four identical amplifiers which can be used for bridge applications. The gain of each amplifier is fixed at 34 dB. Mode select switch (pin MODE) Standby: low supply current (<100 A)
  • Page 6 Philips Semiconductors 40 W BTL quad car radio power amplifier short handbook, full pagewidth circuit current short-circuit over the load 2002 Mar 05 10 ms 50 s Fig.5 Short-circuit waveform. Product specification TDA8571J MGG156...
  • Page 7 Philips Semiconductors 40 W BTL quad car radio power amplifier LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 60134). SYMBOL PARAMETER supply voltage short-circuit safe voltage sc(safe) reverse polarity voltage non-repetitive peak output current repetitive peak output current...
  • Page 8 Philips Semiconductors 40 W BTL quad car radio power amplifier QUALITY SPECIFICATION In accordance with “General Quality Specification For Integrated Circuits (SNW-FQ-611D)” . DC CHARACTERISTICS = 14.4 V; T = 25 C; measured in Fig.7; unless otherwise specified. SYMBOL PARAMETER...
  • Page 9 Philips Semiconductors 40 W BTL quad car radio power amplifier AC CHARACTERISTICS = 14.4 V; R = 4 ; f = 1 kHz; T SYMBOL PARAMETER output power EIAJ output power o(EIAJ) maximum output power o(max) total harmonic distortion power bandwidth...
  • Page 10 Philips Semiconductors 40 W BTL quad car radio power amplifier TEST AND APPLICATION INFORMATION handbook, full pagewidth input 1 470 nF input 2 470 nF SGND input 3 470 nF input 4 470 nF Special care must be taken in the PCB-layout to separate pin V and the inputs.
  • Page 11 Philips Semiconductors 40 W BTL quad car radio power amplifier Test information Figures 8 to 13 have the following conditions: V specified. handbook, halfpage (mA) Fig.8 I as a function of V handbook, halfpage (1) f = 10 kHz. (2) f = 1 kHz.
  • Page 12 Philips Semiconductors 40 W BTL quad car radio power amplifier handbook, halfpage SVRR (dB) Fig.12 SVRR as a function of frequency. 2002 Mar 05 MGM570 handbook, halfpage (dB) f (Hz) (1) Between channels 1 and 2 or between channels 3 and 4.
  • Page 13 Philips Semiconductors 40 W BTL quad car radio power amplifier PCB layout handbook, full pagewidth 78.74 Pgnd 2200 F out1 out2 Dimensions in mm. 2002 Mar 05 111.76 100 nF 470 nF 470 nF diag sgnd 10 k Fig.14 PCB layout (component side).
  • Page 14 Philips Semiconductors 40 W BTL quad car radio power amplifier handbook, full pagewidth 78.74 out 4 out 3 Dimensions in mm. 2002 Mar 05 111.76 100nF 470 nF 470 nF mode sgnd Fig.15 PCB layout (soldering side). Product specification TDA8571J...
  • Page 15 Philips Semiconductors 40 W BTL quad car radio power amplifier PACKAGE OUTLINE DBS23P: plastic DIL-bent-SIL power package; 23 leads (straight lead length 3.2 mm) DIMENSIONS (mm are the original dimensions) UNIT A 1.15 1.65 0.75 0.55 30.4 0.85 1.35 0.60 0.35...
  • Page 16 Philips Semiconductors 40 W BTL quad car radio power amplifier SOLDERING Introduction to soldering through-hole mount packages This text gives a brief insight to wave, dip and manual soldering. A more in-depth account of soldering ICs can be found in our “Data Handbook IC26; Integrated Circuit Packages”...
  • Page 17 1. Please consult the most recently issued data sheet before initiating or completing a design. 2. The product status of the device(s) described in this data sheet may have changed since this data sheet was published. The latest information is available on the Internet at URL http://www.semiconductors.philips.com. DEFINITIONS...
  • Page 18 Philips Semiconductors 40 W BTL quad car radio power amplifier 2002 Mar 05 NOTES Product specification TDA8571J...
  • Page 19 Philips Semiconductors 40 W BTL quad car radio power amplifier 2002 Mar 05 NOTES Product specification TDA8571J...
  • Page 20 Contact information For additional information please visit http://www.semiconductors.philips.com. For sales offices addresses send e-mail to: sales.addresses@www.semiconductors.philips.com. © Koninklijke Philips Electronics N.V. 2002 All rights are reserved. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner.

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