2.5.2EVM Parts List

Table 2±2 is the TPA0243 EVM parts list.

Table 2±2. TPA0243 EVM Parts List

Ref.

Description

Size

EVM

Manufacturer/

Vendor Number

Qty.

Part Number

 

 

 

 

 

 

 

 

 

 

C1, C4

Capacitor, 1 F @ 16 V,

1206

2

Murata

Arrow

 

+80%/±20%, nonpolarized

 

 

GRM42-6Y5V105Z16BL

GRM426Y5V105Z

 

 

 

 

 

016

 

 

 

 

 

 

C2, C5,

Capacitor, 0.47 F @ 16 V

0805

3

Murata

Arrow

C6

+80%/±20%, nonpolarized

 

 

GRM40-Y5V474Z16

GRM40Y5V474Z

 

 

 

 

 

016

 

 

 

 

 

 

C3

Capacitor, 10 F @ 6.3 V

A

1

Panasonic

Digi-Key

 

 

 

 

ECS±TOJY106R

PCS1106CT±ND

 

 

 

 

 

 

C7, C8

Capacitor, 220 F @ 10 V

7.3 mm (L)

2

Sanyo ªPOSCAPº

 

 

 

4.3 mm (W)

 

10TPB220M

 

 

 

 

 

 

 

R2, R4

Potentiometer, 50 kΩ, 1/2 W,

 

2

Bourns

Digi-Key

 

through-hole

 

 

3323P±50K

3323P±503±ND

 

 

 

 

 

 

R6, R9

Resistor, 1 kΩ, 1/10 W, 5%

0805

2

Panasonic

Digi-Key

 

 

 

 

ERJ-6GEYJ102V

P1.0KACT-ND

 

 

 

 

 

 

R1, R7,

Resistor, 100 kΩ, 1/10 W,

0805

3

Panasonic

Digi-Key

R8

5%

 

 

ERJ-6GEYJ104V

P100KACT-ND

R3, R5

Resistor, 12 kΩ, 1/10 W, 5%

0805

2

Panasonic

Digi-Key

 

 

 

 

ERJ-6GEYJ123V

P12KACT-ND

 

 

 

 

 

 

S1

Switch, momentary

 

1

Panasonic

Digi-Key

 

 

 

 

EVQ±PJS04K

P8050SCT-ND

 

 

 

 

 

 

J1

MINI STEREO PHONE

3.5 mm

1

 

Mouser

 

JACK, PCB MOUNT

 

 

 

161±3504

 

 

 

 

 

 

 

Terminal Post Headers

 

14

Sullins

Digi-Key

 

 

 

 

PTC36SABN

S1022-36-ND

 

 

 

 

 

 

U1

IC, TPA0243 2-W mono

MSOP-10

1

TI

 

 

audio amplifier

 

 

TPA0243DGN

 

2-8

Page 18
Image 18
Texas Instruments manual ±2. TPA0243 EVM Parts List

TPA0243 specifications

The Texas Instruments TPA0243 is an advanced class-D audio amplifier that is recognized for its high-performance capabilities and compact design. Specifically designed for portable applications, the TPA0243 delivers impressive sound quality while maximizing energy efficiency. Its compact footprint makes it suitable for a variety of consumer electronics, including mobile devices, tablets, and laptops.

One of the standout features of the TPA0243 is its ability to output up to 3.2 watts of continuous power per channel into a 4-ohm load. This level of power is sufficient for driving small speakers or external audio systems, making it an ideal choice for portable speaker designs. The amplifier also supports operation with a supply voltage range of 2.5V to 5.5V, further enhancing its versatility in different applications.

The TPA0243 utilizes sophisticated technologies to ensure high fidelity audio performance. It includes integrated thermal overload protection and short-circuit protection, which safeguards the device from damage under adverse conditions. Furthermore, the low standby current draw of 2 µA contributes to longer battery life in portable applications, making it energy-efficient.

In addition to its robust performance, the amplifier features low total harmonic distortion (THD) and a signal-to-noise ratio (SNR) of up to 90 dB, ensuring clear audio reproduction. The TPA0243 has a high power supply rejection ratio (PSRR), which helps minimize the impact of power supply variations on audio performance.

The amplifier also supports a variety of output configurations, including stereo and mono options, offering design flexibility for engineers. Its built-in gain setting allows for easy integration into diverse applications, ensuring that it can meet the demands of various output requirements.

Overall, the Texas Instruments TPA0243 stands out as a reliable and versatile audio amplifier, combining compactness with robust performance features. With its integration of advanced technologies, efficient power consumption, and superior sound quality, it is an optimal choice for designers looking to enhance the audio experience in portable electronic devices.