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Manual de instrucciones NXP Semiconductors TFA9810

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Summary
  • NXP Semiconductors TFA9810 - page 1

    1. General description The TF A9810 is a two-channel po wer comparator f or high-efficiency class D audio amplifier systems. It contains tw o full-bridge Br idge-Tied Load (BTL) power stages , drive logic, protection control logic and full diff erential input compar ators. By using this po wer comparator a compact closed-loop self-oscillating dig ...

  • NXP Semiconductors TFA9810 - page 2

    TF A9810_3 © NXP B.V . 2008. All rights reser ved. Product data sheet Rev . 03 — 20 February 2008 2 of 29 NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W 5. Or dering inf ormation P o(RMS) RMS output power R L = 8 Ω ; V P = 12 V ; THD = 10 %; T wo channel driven; no heat sink required. - 9.5 - W P o output power V P = 12 V ; R L = 8 Ω ...

  • NXP Semiconductors TFA9810 - page 3

    TF A9810_3 © NXP B.V . 2008. All rights reser ved. Product data sheet Rev . 03 — 20 February 2008 3 of 29 NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W 6. Bloc k diagram Fig 1. Block dia gram 27 26 25 30 29 28 V DDP1 V SSP1 22 BOOT1P V DDP1 OUT1P V SSP1 BOOT1N OUT1N STAB1 BOOT2P STABI1 CONTROL LOGIC 23 24 19 DRIVER HIGH 20 21 V DDP2 V S ...

  • NXP Semiconductors TFA9810 - page 4

    TF A9810_3 © NXP B.V . 2008. All rights reser ved. Product data sheet Rev . 03 — 20 February 2008 4 of 29 NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W 7. Pinning inf ormation 7.1 Pinning The SO32 package has f our cor ner leads. These leads (1, 16, 17, and 32) are internally connected to the die pad and must be connected to V SSA in th ...

  • NXP Semiconductors TFA9810 - page 5

    TF A9810_3 © NXP B.V . 2008. All rights reser ved. Product data sheet Rev . 03 — 20 February 2008 5 of 29 NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W 8. Functional description 8.1 General The TF A9810 is a dual-s witching power comparator . It is the main building bloc k for a stereo high-efficiency Class D audio power amplifier sys ...

  • NXP Semiconductors TFA9810 - page 6

    TF A9810_3 © NXP B.V . 2008. All rights reser ved. Product data sheet Rev . 03 — 20 February 2008 6 of 29 NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W In SLEEP mode the TF A9810 is not biased and has a very low supply current. When the TF A9810 is set to OPERA TING mode the device is started via the star t-up sequence, which pro vides ...

  • NXP Semiconductors TFA9810 - page 7

    TF A9810_3 © NXP B.V . 2008. All rights reser ved. Product data sheet Rev . 03 — 20 February 2008 7 of 29 NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W • OverV oltage Protection (O VP) When the supply voltage applied to the TF A9810 e xceeds the maximum supply voltage threshold le v el the de vice will shut down. The device will resta ...

  • NXP Semiconductors TFA9810 - page 8

    TF A9810_3 © NXP B.V . 2008. All rights reser ved. Product data sheet Rev . 03 — 20 February 2008 8 of 29 NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W 8.6 Start-up sequence 9. Internal cir cuitry Fig 3. Start-up sequence SLEEP START-UP OPERATING FAULT RESTART OPERATING SHUT-DOWN SLEEP FLOATING AUDIO PWM 010aaa018 AUDIO PWM FLOATING V P ...

  • NXP Semiconductors TFA9810 - page 9

    TF A9810_3 © NXP B.V . 2008. All rights reser ved. Product data sheet Rev . 03 — 20 February 2008 9 of 29 NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W Fig 5. Internal circuitry 0002 Fig 6. Internal circuitry 0003 Fig 7. Internal circuitry 0004 hvp V SSA 135 k Ω 135 k Ω 5.5 V 5.5 V V SSA1 V DDA1 2 3 010aaa025 22 V 4 5 010aaa026 110 ...

  • NXP Semiconductors TFA9810 - page 10

    TF A9810_3 © NXP B.V . 2008. All rights reser ved. Product data sheet Rev . 03 — 20 February 2008 10 of 29 NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W Fig 8. Internal circuitry 0005 Fig 9. Internal circuitry 0006 Fig 10. Internal circuitry 0007 3 k Ω V SSA 250 nA 7 V DDA1 010aaa028 8 V DDA1 DISCHARGE V SSA1 010aaa029 2 nA 200 nA 5 k ...

  • NXP Semiconductors TFA9810 - page 11

    TF A9810_3 © NXP B.V . 2008. All rights reser ved. Product data sheet Rev . 03 — 20 February 2008 11 of 29 NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W Fig 11. Internal circuitry 0008 Fig 12. Internal circuitry 0009 Fig 13. Internal circuitry 0010 Fig 14. Internal circuitry 0011 V DDA1 V SSA1 11 010aaa031 13 k Ω V SSA2 V DDA2 14 15 h ...

  • NXP Semiconductors TFA9810 - page 12

    TF A9810_3 © NXP B.V . 2008. All rights reser ved. Product data sheet Rev . 03 — 20 February 2008 12 of 29 NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W Fig 15. Internal circuitry 0012 Fig 16. Internal circuitry 0013 Fig 17. Internal circuitry 0014 Fig 18. Internal circuitry 0015 19 24 23.5 V 010aaa035 12 V OUT2N 20 010aaa036 V DDP2 21 ...

  • NXP Semiconductors TFA9810 - page 13

    TF A9810_3 © NXP B.V . 2008. All rights reser ved. Product data sheet Rev . 03 — 20 February 2008 13 of 29 NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W Fig 19. Internal circuitry 0016 Fig 20. Internal circuitry 0017 Fig 21. Internal circuitry 0018 Fig 22. Internal circuitry 0019 V DDP2 23 V SSP2 010aaa039 23.5 V 25 30 010aaa040 V DDP1 ...

  • NXP Semiconductors TFA9810 - page 14

    TF A9810_3 © NXP B.V . 2008. All rights reser ved. Product data sheet Rev . 03 — 20 February 2008 14 of 29 NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W 10. Limiting v alues Fig 23. Internal circuitry 0020 Fig 24. Internal circuitry 0021 Fig 25. Internal circuitry 0022 V DDP1 28 V SSP1 010aaa043 12 V OUT1N 29 010aaa044 V SSD 100 mA 31 V ...

  • NXP Semiconductors TFA9810 - page 15

    TF A9810_3 © NXP B.V . 2008. All rights reser ved. Product data sheet Rev . 03 — 20 February 2008 15 of 29 NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W 11. Thermal characteristics [1] Measured in a JEDEC high K-factor test board (standard EIA/JESD 51-7) in free air with natur al convection. [2] Strongly depends on where the measurement ...

  • NXP Semiconductors TFA9810 - page 16

    TF A9810_3 © NXP B.V . 2008. All rights reser ved. Product data sheet Rev . 03 — 20 February 2008 16 of 29 NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W [1] Current limiting concept: in ov ercurrent condition no interr uption of the audio signal in case of impedance drop. 12.2 Dynamic characteristics I I input current V I = 5 V - 1 20 ? ...

  • NXP Semiconductors TFA9810 - page 17

    TF A9810_3 © NXP B.V . 2008. All rights reser ved. Product data sheet Rev . 03 — 20 February 2008 17 of 29 NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W [1] High-side and low-side pow er switch hav e the same ser ies resistance. [2] Output power measured across the loudspeak er load. Output power is measured indirectly via R DSon . 12.3 ...

  • NXP Semiconductors TFA9810 - page 18

    TF A9810_3 © NXP B.V . 2008. All rights reser ved. Product data sheet Rev . 03 — 20 February 2008 18 of 29 NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W [1] Minimum v alue determined by R5, R10, R17, R22 equalling +1 % and R7, R14, R18, R20 equalling − 1 %. 13. Quality specification In accordance with SNW -FQ-611-E, ‘if this type i ...

  • NXP Semiconductors TFA9810 - page 19

    TF A9810_3 © NXP B.V . 2008. All rights reser ved. Product data sheet Rev . 03 — 20 February 2008 19 of 29 NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W 14.2 Output current limiting The peak output current is internally limited abov e a lev el of 3 A minimum. Dur ing normal operation the output current should not e xceed this threshold ...

  • NXP Semiconductors TFA9810 - page 20

    TF A9810_3 © NXP B.V . 2008. All rights reser ved. Product data sheet Rev . 03 — 20 February 2008 20 of 29 NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W • R L = load resistance [ Ω ]. • R DSon = drain-source on-state resistance [ Ω ]. • R s = series resistance [ Ω ]. Example: A 4 Ω speaker in BTL configuration can be used ...

  • NXP Semiconductors TFA9810 - page 21

    TF A9810_3 © NXP B.V . 2008. All rights reser ved. Product data sheet Rev . 03 — 20 February 2008 21 of 29 NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W 14.6 Curves measured in a typical application Fig 29. Input configuration for single-ended input IN1P IN1N A UDIO DSP OUT1P OUT1N 010aaa022 + − V P = 12 V , V i = 100 mV (1) OUT1 (2) ...

  • NXP Semiconductors TFA9810 - page 22

    TF A9810_3 © NXP B.V . 2008. All rights reser ved. Product data sheet Rev . 03 — 20 February 2008 22 of 29 NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W 14.7 T ypical application diagram TF A9810 The typical application diagram with the TF A9810 supplied from an asymmetrical supply is shown in Figure 33 . V P =1 2V ,R L =8 Ω ,P o =1W ...

  • NXP Semiconductors TFA9810 - page 23

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  • NXP Semiconductors TFA9810 - page 24

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  • NXP Semiconductors TFA9810 - page 25

    TF A9810_3 © NXP B.V . 2008. All rights reser ved. Product data sheet Rev . 03 — 20 February 2008 25 of 29 NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W 14.8 T ypical application: bill of materials 14.9 Snubber netw ork 15. T est information General Quality Specification f or General Applications, P ower management and RF P ow er . Doc ...

  • NXP Semiconductors TFA9810 - page 26

    TF A9810_3 © NXP B.V . 2008. All rights reser ved. Product data sheet Rev . 03 — 20 February 2008 26 of 29 NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W 16. P acka g e outline Fig 35. P acka ge outline SO T287-1 (SO23) UNIT A max. A 1 A 2 A 3 b p cD (1) E (1) eH E LL p QZ y w v θ REFERENCES OUTLINE VERSION EUROPEAN PROJECTION ISSUE DAT ...

  • NXP Semiconductors TFA9810 - page 27

    TF A9810_3 © NXP B.V . 2008. All rights reser ved. Product data sheet Rev . 03 — 20 February 2008 27 of 29 NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W 17. Revision history T able 15. Revision history Document ID Release date Data sheet status Change notice Supersedes TF A9810_3 20080220 Product data sheet - TF A9810_2 Modifications: ...

  • NXP Semiconductors TFA9810 - page 28

    TF A9810_3 © NXP B.V . 2008. All rights reser ved. Product data sheet Rev . 03 — 20 February 2008 28 of 29 NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W 18. Legal inf ormation 18.1 Data sheet status [1] Please consult the most recently issued document before initiating or completing a design. [2] The ter m ‘shor t data sheet’ is exp ...

  • NXP Semiconductors TFA9810 - page 29

    NXP Semiconductors TF A9810 A udio amplifier 2 x 12 W © NXP B.V . 2008. All rights reserved. For more information, please visit: http://www.nxp.com For sales office addresses, please send an email to: salesaddresses@nxp.com Date of release: 20 February 2008 Document identifier: TFA9810_3 Please be aware that important notices concerning this docu ...

Fabricante NXP Semiconductors Categoría Stereo Amplifier

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El manual de instrucciones, también determinado como el manual de usuario o simplemente instrucciones, es un documento técnico que tiene como objetivo ayudar a los usuarios a utilizar NXP Semiconductors TFA9810. Las instrucciones normalmente las realiza un escritor técnico pero en un lenguaje comprensible para todos los usuarios de NXP Semiconductors TFA9810.

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1. Introducción y pistas sobre cómo orientarse con el manual NXP Semiconductors TFA9810 - Al principio de cada manual se deben encontrar las indicaciones acerca de la manera de usar un manual de instrucciones. Debe contener información sobre dónde encontrar el índice NXP Semiconductors TFA9810, preguntas frecuentes o problemas más comunes – son los apartados más buscados por los usuarios de cada manual de instrucciones.
2. Índice - listados de todos los consejos acerca de NXP Semiconductors TFA9810 que encontraremos en el documento
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4. Troubleshooting - una secuencia sistematizada de acciones que nos ayudará a diagnosticar los problemas más importantes con NXP Semiconductors TFA9810
5. FAQ - las preguntas frecuentes
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