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4.17 Output Stage Efficiency
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2CHOutputPower-W
Efficiency-%
5 Related Documentation from Texas Instruments
6 Additional Documentation
Related Documentation from Texas Instruments
Efficiency is tested with two front channels loaded 8 Ω and 1 subwoofer loaded 4 Ω .
The board is preheated for 1 hour at 1/8 output power for all channels.
Figure 22. Output Stage Efficiency
Table 10 contains a list of data manuals that have detailed descriptions of the integrated circuits used in
the design of the TAS5176DDW6EVM. The data manuals can be obtained at the URL: http://www.ti.com .
Table 10. Related Documentation From
Texas Instruments
Part Number Literature Number
TAS5086 SLES131
TAS5176 SLES196
TPS5430 SLVS632
TPS3801K33 SLVS219
UA78M12 SLVS059
TLV2217-33 SLVS067
1. PC Configuration Tool for TAS5086 (TAS5086 GUI ver. 4.0 or later)
2. System Design Considerations for True Digital Audio Power Amplifiers (SLAA117 )
3. Digital Audio Measurements (SLAA114 )
4. PSRR for PurePath Digital Audio Amplifiers (SLEA049 )
5. Power Rating in Audio Amplifier (SLEA047 )
6. PurePath Digital AM Interference Avoidance (SLEA040 )
7. Click and Pop Measurements Technique (SLEA044 )
8. Power Supply Recommendations for DVD-Receivers (SLEA027 )
9. Implementation of Power Supply Volume Control (SLEA038 )
SLOU209A – September 2007 – Revised October 2007 TAS5176DDW6EVM 21
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