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Philips TDA8571J manual

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Table of contents for the manual

  • Page 1

    DA T A SH EET Product specification Supersedes data of 1998 Mar 13 2002 Mar 05 INTEGRA TED CIRCUITS TDA8571J 4 × 40 W BTL quad car radio power amplifier[...]

  • Page 2

    2002 Mar 05 2 Philips Semiconductors Product specification 4 × 40 W BTL quad car radio power amplifier TD A8571J FEA TURES • Requires very few external components • High output power • Low output offset voltage • Fixed gain • Diagnostic facility (distortion, short-circuit and temperature pre-warning) • Good ripple rejection • Mode [...]

  • Page 3

    2002 Mar 05 3 Philips Semiconductors Product specification 4 × 40 W BTL quad car radio po wer amplifier TD A8571J BLOCK DIA GRAM Fig.1 Block diagram. handbook, full pagewidth MGM562 OUT1 + OUT1 − + − + − V ref 2 IN1 IN2 4 23 16 8 1 15 10 MODE V P1 V P2 V P3 V P4 21 18 6 3 PGND1 PGND2 PGND3 PGND4 30 k Ω OUT2 + OUT2 − + − + − 7 5 11 [...]

  • Page 4

    2002 Mar 05 4 Philips Semiconductors Product specification 4 × 40 W BTL quad car radio po wer amplifier TD A8571J PINNING SYMBOL PIN DESCRIPTION V P1 1 supply voltage 1 OUT1+ 2 output 1+ PGND1 3 power g round 1 OUT1 − 4 output 1 − OUT2 − 5 output 2 − PGND2 6 power g round 2 OUT2+ 7 output 2+ V P2 8 supply voltage 2 V DIAG 9 diagnostic ou[...]

  • Page 5

    2002 Mar 05 5 Philips Semiconductors Product specification 4 × 40 W BTL quad car radio po wer amplifier TD A8571J 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 µ[...]

  • Page 6

    2002 Mar 05 6 Philips Semiconductors Product specification 4 × 40 W BTL quad car radio po wer amplifier TD A8571J Fig.5 Short-circuit waveform. handbook, full pagewidth MGG156 short-circuit over the load 10 ms 50 µ s t t V P short circuit current V 9[...]

  • Page 7

    2002 Mar 05 7 Philips Semiconductors Product specification 4 × 40 W BTL quad car radio po wer amplifier TD A8571J LIMITING V ALUES In accordance with the Absolute Maximum Rating System (IEC 60134). THERMAL CHARA CTERISTICS SYMBOL P ARAMETER CONDITIONS MIN. MAX. UNIT V P supply voltage operating − 18 V non-operating − 30 V load dump protectio[...]

  • Page 8

    2002 Mar 05 8 Philips Semiconductors Product specification 4 × 40 W BTL quad car radio po wer amplifier TD A8571J QU ALITY SPECIFICA TION In accordance with “General Quality Specification For Integrated Circuits (SNW-FQ-611D)” . DC CHARA CTERISTICS V P = 14.4 V ; T amb =2 5 ° C; measured in Fig.7; unless otherwise specified. Notes 1. The c[...]

  • Page 9

    2002 Mar 05 9 Philips Semiconductors Product specification 4 × 40 W BTL quad car radio po wer amplifier TD A8571J A C CHARACTERISTICS V P = 14.4 V ; R L =4 Ω ; f = 1 kHz; T amb =2 5 ° C; measured in Fig.7; unless otherwise specified. Notes 1. Dynamic Distortion Detector (DDD) active, pin V DIAG is set to LOW level. 2. Frequency response exte[...]

  • Page 10

    2002 Mar 05 10 Philips Semiconductors Product specification 4 × 40 W BTL quad car radio po wer amplifier TD A8571J TEST AND APPLICA TION INFORMA TION Fig.7 Application circuit diagram. Special care must be taken in the PCB-layout to separate pin V DIAG from the pins IN1, IN2, IN3 and IN4 to minimize the crosstalk between the clip output and the [...]

  • Page 11

    2002 Mar 05 11 Philips Semiconductors Product specification 4 × 40 W BTL quad car radio po wer amplifier TD A8571J T est information Figures 8 to 13 have the following conditions: V P = 14.4 V; R L =4 Ω ; f = 1 kHz; 80 kHz filter used; unless otherwise specified. Fig.8 I P as a function of V P . handbook, halfpage 0 300 200 100 0 4 V P (V) I P[...]

  • Page 12

    2002 Mar 05 12 Philips Semiconductors Product specification 4 × 40 W BTL quad car radio po wer amplifier TD A8571J Fig.12 SVRR as a function of frequency. handbook, halfpage − 80 − 60 − 40 − 20 MGM570 10 f (Hz) SVRR (dB) 10 2 10 3 10 4 10 5 Fig.13 Channel separation as a function of frequency. (1) Between channels 1 and 2 or between chan[...]

  • Page 13

    2002 Mar 05 13 Philips Semiconductors Product specification 4 × 40 W BTL quad car radio po wer amplifier TD A8571J PCB lay out Fig.14 PCB layout (component side). handbook, full pagewidth MGK079 Pgnd 2200 µ F 100 nF 470 nF 10 k Ω diag in 12 3 4 in mode out 4 out 3 sgnd 470 nF out1 out2 V P − + − + − + − + − 78.74 111.76 Dimensions i[...]

  • Page 14

    2002 Mar 05 14 Philips Semiconductors Product specification 4 × 40 W BTL quad car radio po wer amplifier TD A8571J Fig.15 PCB layout (soldering side). handbook, full pagewidth MGK080 Pgnd 2200 µ F 100nF 470 nF 10 k Ω diag in 1 2 3 4 in mode out 4 out 3 sgnd 470 nF out1 out2 V P − + − + − + − + − 78.74 111.76 Dimensions in mm.[...]

  • Page 15

    2002 Mar 05 15 Philips Semiconductors Product specification 4 × 40 W BTL quad car radio po wer amplifier TD A8571J P A CKA GE OUTLINE UNIT A 2 REFERENCES OUTLINE VERSION EUROPEAN PROJECTION ISSUE DATE IEC JEDEC EIAJ mm 4.6 4.3 A 4 1.15 0.85 A 5 1.65 1.35 DIMENSIONS (mm are the original dimensions) Note 1. Plastic or metal protrusions of 0.25 mm [...]

  • Page 16

    2002 Mar 05 16 Philips Semiconductors Product specification 4 × 40 W BTL quad car radio po wer amplifier TD A8571J SOLDERING Introduction to soldering thr ough-hole mount packa ges 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 Circ[...]

  • Page 17

    2002 Mar 05 17 Philips Semiconductors Product specification 4 × 40 W BTL quad car radio po wer amplifier TD A8571J D A T A SHEET ST A TUS Notes 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 [...]

  • Page 18

    2002 Mar 05 18 Philips Semiconductors Product specification 4 × 40 W BTL quad car radio po wer amplifier TD A8571J NOTES[...]

  • Page 19

    2002 Mar 05 19 Philips Semiconductors Product specification 4 × 40 W BTL quad car radio po wer amplifier TD A8571J NOTES[...]

  • Page 20

    © Koninklijke Philips Electronics N.V. 2002 SCA74 All rights are reserved. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. The information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice. No[...]