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Texas Instruments TPA3002D2EVM, User Manual, Page: 6 / 24

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Electrostatic Sensitive Devices

This EVM contains components that can potentially be damaged by
electrostatic discharge. Always transport and store the EVM in its
supplied ESD bag when not in use. Handle using an antistatic
wristband. Operate on an antistatic work surface. For more
information on proper handling, refer to SSYA008.

Related Documentation From Texas Instruments

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TPA3002D2 data sheet (SLOS402)

Summary of Contents for TPA3002D2EVM

Page 1: ...December 2002 HPL User s Guide SLOU151...

Page 2: ...t that any license either express or implied is granted under any TI patent right copyright mask work right or other TI intellectual property right relating to any combination machine or process in wh...

Page 3: ...handling or use of the goods Please be aware that the products received may not be regulatory compliant or agency certified FCC UL CE etc Due to the open construction of the product it is the user s r...

Page 4: ...M User s Guide prior to connecting any load to the EVM output If there is uncertainty as to the load specification please contact a TI field representative During normal operation some circuit compone...

Page 5: ...provided for your protection Please read each caution and warning carefully FCC Warning This equipment is intended for use in a laboratory test environment only It gen erates uses and can radiate rad...

Page 6: ...ially be damaged by electrostatic discharge Always transport and store the EVM in its supplied ESD bag when not in use Handle using an antistatic wristband Operate on an antistatic work surface For mo...

Page 7: ...uts 2 2 2 1 3 Evaluation Module Preparations 2 2 2 1 4 Control Inputs 2 2 2 1 5 Control Outputs 2 2 2 1 6 Power Up 2 3 2 1 7 External Headphone Amplifier Special Considerations 2 3 3 Reference 3 1 3 1...

Page 8: ...ifier EVM Bottom View 1 2 3 1 TPA3002D2EVM Schematic 3 2 3 2 TPA3002D2EVM with External Headphone Amplifier Schematic 3 3 3 3 TPA3002D2EVM Top Layer 3 4 3 4 TPA3002D2EVM Bottom Layer 3 4 Tables 3 1 TP...

Page 9: ...1 1 Introduction Introduction This chapter provides a brief description of the TPA3002D2EVM Topic Page 1 1 Description 1 2 1 2 TPA3002D2EVM Specifications 1 2 Chapter 1...

Page 10: ...approximately 2 1 4 inches by 1 3 4 inches Figure 1 1 and Figure 1 2 The TPA3002D2 can be interfaced with the TPA6110A2 to provide additional headphone drive The TPA3002D2 has an internal 5 V supply...

Page 11: ...ly voltage range VCC 8 V to 14 V Input voltage range VI MODE VREF VARDIFF VARMAX VOLUME 0 V to 5 5 V VI SHUTDOWN 0 V to VCC 0 3 V VI RINN RINP LINN LINP 0 V to 7 V Supply current ICC 3 A Max Continuou...

Page 12: ...1 4...

Page 13: ...2 1 Operation Operation This chapter describes how to operate the TPA3002D2EVM Topic Page 2 1 Quick Start List for Stand Alone Operation 2 2 Chapter 2...

Page 14: ...3 Evaluation Module Preparations 1 Adjust the signal source level as needed 2 1 4 Control Inputs Note Refer to the TPA3002D2 data sheet for logic threshold voltage ratings 1 SHUTDOWN This pin is acti...

Page 15: ...t Refer to Table 3 3 in the Reference section for volume control settings Adjusting the Headphone Volume 5 Adjust the VAROUTL and VAROUTR headphone volume by adjusting potentiometer P3 The headphone v...

Page 16: ...Quick Start List for Stand Alone Operation 2 4 and VAROUTL to ground if required The 10 k load resistor reduces feed through audio when the amplifier is in the shutdown mode...

Page 17: ...rmation for the TPA3002D2EVM Topic Page 3 1 TPA3002D2EVM Schematic 3 2 3 2 EVM PCB Layers 3 4 3 3 TPA3002D2EVM Parts List 3 5 3 4 DC Volume Control for Class D Outputs OUT and OUT 3 6 3 5 DC Volume Co...

Page 18: ...GND MODE MODEB VAROUTR VAROUTL AGND AVDD AGND COSC ROSC AVCC VCLAMPL BSRP PVCCR PVCCR ROUTP ROUTP PGNDR PGNDR ROUTN ROUTN PVCCR PVCCR BSRN RINN C16 C5 R2 S1 Vcc P3 50k P2 P1 T7 T6 T5 LOUT VCC VCC LOUT...

Page 19: ...T VCC VCC LOUT C9 C15 10 nF C18 C10 10 nF C19 ROUT VCC L3 Bead C24 1 nF L4 Bead C25 1 nF GND GND GND GND AGND AGND AGND PGND PGND L1 Bead C22 1 nF L2 Bead C23 1 nF VCC 220 pF C6 R1 C8 100 nF C14 C7 Cv...

Page 20: ...EVM PCB Layers 3 4 3 2 EVM PCB Layers Figure 3 3 TPA3002D2EVM Top Layer Figure 3 4 TPA3002D2EVM Bottom Layer...

Page 21: ...7 Capacitor ceramic 10 F 80 20 Y5V 25 V 1210 3 Panasonic ECJ 4YF1E106Z C18 C21 Capacitor ceramic 0 01 F 80 20 Y5V 50 V 0603 4 Panasonic ECJ 1VF1H103Z C22 C25 Capacitor ceramic 1000 pF 10 X7R 50 V 0603...

Page 22: ...20 4 22 3 22 1 24 3 20 4 22 6 19 8 24 3 26 5 22 6 24 8 17 2 26 5 28 7 24 8 27 0 14 7 28 7 30 9 27 0 29 1 12 2 30 9 33 1 29 1 31 3 9 6 33 1 35 3 31 3 33 5 7 1 35 3 37 5 33 5 35 7 4 6 37 5 39 7 35 7 37...

Page 23: ...8 2 20 4 38 3 22 1 24 3 20 4 22 6 35 7 24 3 26 5 22 6 24 8 33 2 26 5 28 7 24 8 27 0 30 7 28 7 30 9 27 0 29 1 28 1 30 9 33 1 29 1 31 3 25 6 33 1 35 3 31 3 33 5 23 1 35 3 37 5 33 5 35 7 20 5 37 5 39 7 3...

Page 24: ...3 8...

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