Texas Instruments TPA2025D1 User Manual Download Page 6 | Manualshive

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Texas Instruments TPA2025D1 User Manual Download Page 6

D

B

Reference

3.2

TPA2025D1EVM PCB Layers

Figure 2. EVM Assembly Layer

Spacer

Figure 3. EVM Top Layer

6

TPA2025D1 Audio Power Amplifier Evaluation Module

SLOU310

–

September 2011

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Copyright

©

2011, Texas Instruments Incorporated

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Summary of Contents for TPA2025D1

Page 1: ...r 6 4 EVM Layer 2 7 5 EVM Layer 3 7 6 EVM Bottom Layer 8 List of Tables 1 TPA2025D1EVM Bill of Materials 9 1 Introduction This section provides an overview of the Texas Instruments TI TPA2025D1 audio...

Page 2: ...points allow the user to connect the outputs of the amplfier through an RC filter for audio measurements Many audio analyzers will not give the correct readings on a Class D amplifier without additio...

Page 3: ...ce is severe enough it may cause the boost converter to become unstable or cause the TPA2025D1 to reach its current limit at a lower output power than expected Inductor vendors specify currents at whi...

Page 4: ...oad current load voltage ripple voltage input voltage and switching frequency IPVOUT PVOUT V VDD fboost respectively Insert the maximum allowed ripple voltage into Equation 3 to solve for C A factor o...

Page 5: ...A3 D1 D2 C3 AGND PGND BGND EN AGC IN OUT OUT PVDD VBAT SW GND GND 1 2 3 AGC DNP 1 2 C6 TVS2 DNP TVS1 DNP GND GND 0 0 1 2 R100 2 1 0 0 R101 2 2uH 1 2 L1 GND 1 2 JP SE GND FLT OUT GND C11 2 1 0 1ufd 16...

Page 6: ...A2025D1EVM PCB Layers Figure 2 EVM Assembly Layer Spacer Figure 3 EVM Top Layer 6 TPA2025D1 Audio Power Amplifier Evaluation Module SLOU310 September 2011 Submit Documentation Feedback Copyright 2011...

Page 7: ...Reference Figure 4 EVM Layer 2 Spacer Figure 5 EVM Layer 3 7 SLOU310 September 2011 TPA2025D1 Audio Power Amplifier Evaluation Module Submit Documentation Feedback Copyright 2011 Texas Instruments In...

Page 8: ...B Reference www ti com Figure 6 EVM Bottom Layer 8 TPA2025D1 Audio Power Amplifier Evaluation Module SLOU310 September 2011 Submit Documentation Feedback Copyright 2011 Texas Instruments Incorporated...

Page 9: ...58 1 DIGI KEY TAIYO YUDEN ROHS CAP SMD0603 CERM 0 1UFD 16V 10 X7R 7 ECJ 1VB1C104K 2 C11 C12 PCC1762CT DIGI KEY PANASONIC ROHS CAP SMD0603 CERM 1 0UFD 10V 10 X5R 8 GRM185R61A105KE36D 2 C1 C2 490 3893 1...

Page 10: ...INT WHITE ROHS DIGI KEY ELECTRONICS KEYSTONE 20 5001 2 TP1 GND TP2 GND 5001K PC TESTPOINT BLACK ROHS DIGI KEY ELECTRONICS KEYSTONE 21 5000 1 FLT OUT 5000K PC TESTPOINT RED ROHS DIGI KEY ELECTRONICS ST...

Page 11: ...t This notice contains important safety information about temperatures and voltages For additional information on TI s environmental and or safety programs please contact the TI application engineer o...

Page 12: ...ncy energy and has not been tested for compliance with the limits of computing devices pursuant to part 15 of FCC or ICES 003 rules which are designed to provide reasonable protection against radio fr...

Page 13: ...na type and its gain should be so chosen that the equivalent isotropically radiated power e i r p is not more than that necessary for successful communication This radio transmitter has been approved...

Page 14: ...roduct only after you obtained the license of Test Radio Station as provided in Radio Law of Japan with respect to this product or 3 Use of this product only after you obtained the Technical Regulatio...

Page 15: ...property damage personal injury or death If there are questions concerning these ratings please contact a TI field representative prior to connecting interface electronics including input power and in...

Page 16: ...egulatory and safety related requirements concerning its products and any use of TI components in its applications notwithstanding any applications related information or support that may be provided...

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