TPA301 Audio Power Amplifier Evaluation Module Parts List

3.5 TPA301 Audio Power Amplifier Evaluation Module Parts List

Table 3–1. TPA301 EVM Parts List

Ref.

Description

Size

EVM

Manufacturer/

Vendor Number

Qty.

Part Number

 

 

 

 

 

 

 

 

 

 

R4

Trim Pot, 200 kCermet ST

 

1

Bourns

Digi-Key

 

SL, (through hole)

 

 

3323P-1-204

3323P-204-ND

C6

Capacitor, 10 F, 6.3 V

A

1

Panasonic

Digi-Key

 

 

 

 

ECS-TOJY106R

PCS1106CT-ND

 

 

 

 

 

 

C1

Capacitor, 1 F,

1206

1

Murata

Newark

 

+80%/–20%, nonpolarized

 

 

GRM42-6Y5V105Z16BL

93F2254

 

 

 

 

 

 

C2, C3

Capacitor, 2.2 F, 20%,

1206

2

TDK

 

 

nonpolarized

 

 

C3216X5R1A225

 

 

 

 

 

 

 

C5

Capacitor, 0.1 F, 16 V

1206

1

Panasonic

Digi-Key

 

 

 

 

ECS-H1CY105R

PCT104BCT-ND

 

 

 

 

 

 

C4

Capacitor, 5 pF

0805

1

Panasonic

Digi-Key

 

 

 

 

ECU-V1H050CCN

PCC050CNCT-ND

 

 

 

 

 

 

R1, R2,

Resistor, 20 k, 1/8 W, 5%

1206

3

Panasonic

Digi-Key

R3

 

 

 

ERJ-8GEYJ203

P20KECT-ND

 

 

 

 

 

 

R5

Resistor, 510 , 1/8W

1206

1

Panasonic

Digi-Key

 

 

 

 

ERJ-8GEYJ511

P510ECT-ND

S1

Switch, momentary

 

1

Panasonic

Digi-Key

 

 

 

 

P8048SCT-ND

P8048SCT-ND

 

 

 

 

 

 

U1

IC, TPA301, audio amplifier,

SOIC-8

1

TI

 

 

350 mW, mono

 

 

TPA301

 

 

 

 

 

 

 

PCB1

PCB, TPA301 sample EVM

 

1

 

 

Note: All items are SMD except as noted.

Details 3-13

Page 27
Image 27
Texas Instruments manual TPA301 Audio Power Amplifier Evaluation Module Parts List, TPA301 EVM Parts List

TPA301 specifications

Texas Instruments TPA301 is a highly efficient, low-power audio amplifier designed for portable audio applications. This device is particularly well-suited for mobile phones, tablets, and other compact audio systems where space is limited but sound quality remains a priority. The TPA301 sits at the intersection of advanced audio technology and user-friendliness, making it a go-to choice for designers seeking a high-performance solution.

One of the main features of the TPA301 is its Class D architecture, which offers superior energy efficiency compared to traditional Class AB amplifiers. This means that less power is wasted as heat, allowing for longer battery life in portable devices. The TPA301 delivers up to 1.5W per channel into an 8-ohm load at low-distortion levels, ensuring that consumers experience clear audio reproduction, even at high volumes.

Furthermore, the TPA301 integrates several advanced technologies, including a built-in digital signal processor (DSP) that enables sophisticated audio processing capabilities. This DSP allows for features like active noise cancellation and equalization, enhancing the listening experience by tailoring the audio output according to the environment. The device also supports various audio inputs, including I2S, PCM, and TDM formats, providing design flexibility for developers.

The TPA301 is designed with a focus on compactness and thermal management, featuring a small package size that makes it ideal for space-constrained applications. Additionally, its low quiescent current contributes to minimal power consumption when the amplifier is in standby mode, making it a perfect fit for portable gadgets where battery longevity is critical.

Another notable characteristic of the TPA301 is its robust protection features, including over-temperature protection, short-circuit protection, and under-voltage lockout. These safety mechanisms ensure reliable operation under various conditions, protecting both the amplifier and connected speakers from damage.

In summary, Texas Instruments TPA301 stands out as an efficient, compact audio amplifier designed specifically for portable applications. Its combination of Class D efficiency, built-in DSP capabilities, wide audio format support, and comprehensive protection features make it an excellent choice for designers aiming for high-quality audio in a small footprint. Whether in smartphones or tablets, the TPA301 ensures consumers enjoy an unparalleled audio experience.