Texas Instruments 5611/13PHD2EVM setup guide Speaker Connection, Output configuration BTL and Pbtl

Models: 5611/13PHD2EVM

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Quick Setup Guide

 

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NOTE: If a single ended input signal is applied please insert jumpers in the header J24 and J25.

PVDD

 

 

 

 

 

 

(J15)

RESET

 

 

 

 

 

 

 

 

 

 

 

 

(SW11 )

 

 

 

 

 

 

+12 V FAN Regulator

DIFF￿INPUT DIFF￿INPUT

+12 V

Regulator

 

(J24)

(J25)

 

 

 

 

 

 

JUMPER1

JUMPER2

 

 

 

+12V￿FAN

SE LEFT

INPUT (J20)

SE RIGHT INPUT (J21)

 

 

 

OUT

 

 

 

CONTROL

 

 

 

(J22)

 

 

 

 

 

 

 

 

2.5Speaker Connection

CAUTION

Both positive and negative speaker outputs are floating and may not be connected to ground (e.g., through an oscilloscope).

2.6Output configuration BTL and PBTL

When changing mode e.g. from BTL to PBTL make sure that RESET switch (SW11) is activated before changing the state of mode switches SW1 and SW2. Switch SW1 and SW2 has to be synchronized in state BTL or PBTL.

Input signal to RCA connector J20 when operating PBTL mode. J21 is disabled. In PBTL mode, the load has to be connected according to Figure 3:

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TAS5611/13PHD2EVM

SLOU286 –December 2009

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Copyright © 2009, Texas Instruments Incorporated

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Texas Instruments 5611/13PHD2EVM setup guide Speaker Connection, Output configuration BTL and Pbtl