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DATA  SHEET

Product specification

1997 Jun 12

 

INTEGRATED CIRCUITS

 

TDA8543

2 W BTL audio amplifier

Summary of Contents for TDA8543

Page 1: ...DATA SHEET Product specification 1997 Jun 12 INTEGRATED CIRCUITS TDA8543 2 W BTL audio amplifier...

Page 2: ...ly The circuit contains a BTL amplifier with a complementary PNP NPN output stage and standby mute logic The TDA8543T comes in a 16 pin SO package and the TDA8543 in a 16 pin DIP package APPLICATIONS...

Page 3: ...ng mode select standby mute operating SVR 4 half supply voltage decoupling ripple rejection IN 5 positive input IN 6 negative input n c 7 not connected n c 8 not connected n c 9 not connected n c 10 n...

Page 4: ...E pin is VCC 0 5 V or if this pin is floating At a MODE voltage level of less than 0 5 V the amplifier is fully operational In the range between 1 5 V and VCC 1 5 V the amplifier is in mute condition...

Page 5: ...1 At THD 10 BTL VCC V RL Po W 1 CONTINUOUS SINE WAVE DRIVEN Pmax W Tamb max C SO16 DIP16 5 8 1 2 0 7 80 112 7 5 8 2 2 1 6 62 7 5 16 1 4 0 9 60 100 9 16 2 0 1 3 78 9 25 1 3 0 9 60 100 Fig 3 Power derat...

Page 6: ...operating 2 2 5 18 V Iq quiescent current RL note 1 8 12 mA Istb standby current VMODE VCC 10 A VO DC output voltage note 2 2 2 V VOUT VOUT differential output voltage offset 50 mV IIN IIN input bias...

Page 7: ...pplication Tamb 25 C if not specially mentioned VCC 5 V f 1 kHz RL 8 Gv 20 dB audio band pass 22 Hz to 22 kHz The BTL application diagram is shown in Fig 4 The quiescent current has been measured with...

Page 8: ...6 VCC Vin OUT IN IN OUT 11 100 nF 100 F 12 13 TDA8543 5 GND RL SVR 4 3 MODE 14 C2 47 F 1 F C1 R1 R2 11 k 56 k Fig 5 Iq as a function of VCC RL handbook halfpage 0 Iq mA VCC V 15 10 5 0 4 20 8 12 16 MG...

Page 9: ...105 1 3 2 Fig 8 SVRR as a function of frequency handbook halfpage 80 60 40 20 MGD879 10 102 103 SVRR dB f Hz 104 105 1 2 3 VCC 5 V 8 Rs 0 Vr 100 mV 1 Gv 30 dB 2 Gv 20 dB 3 Gv 6 dB Fig 9 Po as a funct...

Page 10: ...V RL 8 handbook halfpage MGK407 0 0 5 2 5 2 1 6 1 2 0 4 0 0 8 1 1 5 2 Po W 1 2 3 P W Fig 12 Vo as a function of Vms Band pass 22 Hz to 22 kHz 1 VCC 3 V 2 VCC 5 V 3 VCC 12 V handbook halfpage 10 1 10 1...

Page 11: ...12 13 TDA8543 5 GND RL SVR 4 3 MODE 14 C2 47 F 1 F C1 R1 R2 11 k 110 k Fig 15 THD as a function of Po handbook halfpage 10 1 THD 10 2 10 1 MGD884 10 2 10 1 1 Po W 10 1 3 2 f 1 kHz Gv 20 dB 1 VCC 7 5 V...

Page 12: ...5 1 3 2 Fig 18 Po as a function of VCC 1 THD 10 RL 4 2 THD 10 RL 8 3 THD 10 RL 16 handbook halfpage 0 4 1 2 3 8 Po W VCC V 16 2 0 1 6 12 1 2 0 8 0 4 MGD887 Fig 19 Worst case power dissipation as a fun...

Page 13: ...roduct specification 2 W BTL audio amplifier TDA8543 handbook full pagewidth MGK411 TDA8543 MS IN VP 100 F 100 nF 56 k 11 k 1 F 47 F 10 k 10 k 1 8 16 9 OUT OUT Fig 21 Printed circuit board layout BTL...

Page 14: ...b max w ME e1 1 40 1 14 0 055 0 045 0 53 0 38 0 32 0 23 21 8 21 4 0 86 0 84 6 48 6 20 0 26 0 24 3 9 3 4 0 15 0 13 0 254 2 54 7 62 0 3 8 25 7 80 0 32 0 31 9 5 8 3 0 37 0 33 2 2 0 087 4 7 0 51 3 7 0 15...

Page 15: ...0 36 0 25 0 19 10 0 9 8 4 0 3 8 1 27 6 2 5 8 0 7 0 6 0 7 0 3 8 0 o o 0 25 0 1 DIMENSIONS inch dimensions are derived from the original mm dimensions Note 1 Plastic or metal protrusions of 0 15 mm 0 00...

Page 16: ...Reflow soldering requires solder paste a suspension of fine solder particles flux and binding agent to be applied to the printed circuit board by screen printing stencilling or pressure syringe dispen...

Page 17: ...ns and product descriptions at any time and without notice This document supersedes and replaces all information supplied prior to the publication hereof Suitability for use NXP Semiconductors product...

Page 18: ...ts or other industrial or intellectual property rights Export control This document as well as the item s described herein may be subject to export control regulations Export might require a prior aut...

Page 19: ...ocument does not form part of any quotation or contract is believed to be accurate and reliable and may be changed without notice No liability will be accepted by the publisher for any consequence of...

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