Manuals / Texas Instruments / Home Audio / Stereo Amplifier

Texas Instruments SLOU082 manual TPA032D03 Class-D EVM Bill of Materials

Models: SLOU082

1 28
Download 28 pages 36.55 Kb
Page 23
Image 23

TPA032D03 Class-D EVM Bill of Materials

3.8 TPA032D03 Class-D EVM Bill of Materials

The components in the bill of materials (Table 3±4) were selected for their common values, availability, and the smallest size available to meet these criteria.

Table 3±4. TPA032D03 Class-D EVM Bill of Materials

Reference

Description

Size

EVM

Manufacturer/

Qty.

Part Number

 

 

 

 

 

 

 

 

C1, C2, C15

Capacitor, Ceramic Chip, 0.1 ∝F, ±10%,

0805

3

Kemet

 

50 V, X7R

 

 

C0805C104J5RAC

 

 

 

 

 

C3, C4, C7, C8,

Capacitor, Ceramic Chip, 1 ∝F, ±10%,

1206

8

Kemet

C9, C12, C13,

25 V, X7R

 

 

C1206C105K3RAC

C23

 

 

 

 

 

 

 

 

 

C16

Capacitor, Ceramic Chip, 0.047 ∝F, ±10%,

0805

1

Kemet

 

50 V, X7R

 

 

C0805V473K5RAC

 

 

 

 

 

C17, C18

Capacitor, Ceramic Chip, 5.6 pF, ±5%,

0603

2

Kemet

 

50 V, C0G,

 

 

C0603C569J5GAC

 

 

 

 

 

C5, C6

Capacitor, Ceramic Chip, 1 nF, ±5%,

0805

2

Kemet

 

50 V, C0G,

 

 

C0805C102J5GAC

 

 

 

 

 

C10

Capacitor, Ceramic Chip, 10 ∝F, +80%±20%,

1210

1

muRata

 

25 V, Y5V

 

 

GRM235Y5V106Z25

 

 

 

 

 

C19, C20

Capacitor, Aluminum Electrolytic, Radial Lead,

0.197º ⋅

2

Panasonic

 

33 ∝F, ±20%, 35 V, FC Series, 80 mΩ @ 100

0.0197º ⋅

 

EEUFC1V333

 

kHz, 175 ma Ripple, ±55°C to +105°C

0.078º

 

 

 

 

 

 

 

C21, C22

Capacitor, Ceramic Chip, 0.22 ∝F, ±10%,

1206

2

Kemet

 

50 V, X7R

 

 

C1206C224K5RAC

 

 

 

 

 

C11²

Not assembled

0.492º ⋅

1

 

 

 

0.0236º ⋅

 

 

 

 

0.197º

 

 

 

 

 

 

 

L1, L2

Inductor, SMT, 15 ∝H, ±20%, 2.2 ADC, 47.2 mΩ

0.398º ⋅ 0.398º

2

TDK

 

@ 1 kHz, ±20 to +90°C

⋅ 0.236º

 

SLF10145T±150M2R2

 

 

 

 

 

R1 ± R7, R10

Resistor, Thick Film Chip, SMD, 100 kΩ, ±5%,

0603

8

Vishay/Dale

 

1/10 W, 100 V, ±50 to 150°C, ±200 ppm/°C

 

 

CRCW0603104J

 

 

 

 

 

R8, R9

Resistor, Thick Film Chip, SMD, 1 kΩ, ±5%, 1/10

0603

2

Vishay/Dale

 

W, 100 V, ±50 to 150°C, ±200 ppm/°C

 

 

CRCW0603101J

 

 

 

 

 

R13

Resistor, Thick Film Chip, SMD, 500 kΩ, ±5%,

0603

1

Vishay/Dale

 

1/10 W, 100 V, ±50 to 150°C, ±200 ppm/°C

 

 

CRCW0603504J

 

 

 

 

 

R14

Resistor, Thick Film Chip, SMD, 150 kΩ, ±5%,

0603

1

Vishay/Dale

 

1/10 W, 100 V, ±50 to 150°C, ±200 ppm/°C

 

 

CRCW0603154J

 

 

 

 

 

TP1 ± TP3

Test Points, Red

 

3

Farnell

 

 

 

 

240±345

 

 

 

 

 

J1

Mini Phone Jack, 3.5 mm, N/C, Stereo

0.512º ⋅ 0.472º

1

Mouser 161±3504

 

 

 

 

 

 

Header Pins, Gold, Single, 0.5º Long, 0.25º

0.5º, 0.25º,

16

Samtec

 

Wide, 0.100º centers

0.1º

 

TSW±19±8±G±S

 

 

 

 

 

S1, S2

Switch, Momentary, Push Button, 12 VDC,

0.291º ⋅ 0.138º

2

Panasonic

 

50 mA

⋅ 0.134º

 

EVQ-PJS04K

 

 

 

 

 

U1

IC, Audio Amplifier, Class-D,

TSSOP48

1

TI

 

10 W, 48 pin, DCA pkg

 

 

TPA032D03DCA

 

 

 

 

 

²Capacitor C11 is optional (not assembled) and a location for it on the EVM PCB has been provided to increase design flexibility and allow decoupling capacitance to be added.

Details 3-9

Page 22 Page 24
Page 23
Image 23
Texas Instruments SLOU082 manual ±4. TPA032D03 Class-D EVM Bill of Materials
Page 22 Page 24

SLOU082 specifications

Texas Instruments SLOU082 is a technical document primarily focused on the TPS7A47 device, which is an enhanced, low-noise linear voltage regulator designed for world-class performance in sensitive analog applications. This document explains the features, technologies, and characteristics that set the TPS7A47 apart in the industry.

One of the main features of the TPS7A47 is its ultra-low output noise, boasting a remarkable specification of just 1.2 μVRMS across a bandwidth of 10 Hz to 100 kHz. This characteristic makes it an ideal choice for high-precision, low-noise applications such as RF and audio signal processing, where minimizing noise is crucial for system performance. Additionally, the device offers a wide output voltage range from 1.4 V to 20 V, providing flexibility in various applications.

The TPS7A47 operates with a maximum output current of 1 A, enabling it to support multiple loads efficiently. Its dropout voltage is impressively low, particularly at light load conditions, ensuring high-efficiency performance in battery-powered applications. This aspect significantly extends battery life, making it suitable for portable devices.

Another highlight is the PowerPAD package offered for the TPS7A47, which enhances thermal performance and simplifies PCB design. The integration of thermal protection ensures the regulator operates safely under various conditions, preventing potential damage due to overheating.

The TPS7A47 also includes features such as reverse current protection, which prevents current from flowing back into the input when the output voltage exceeds the input voltage. This feature enhances reliability and extends the longevity of the device in various circuit configurations.

In terms of control, the TPS7A47 utilizes a low-dropout architecture, ensuring steady voltage regulation with minimal input-to-output voltage differential. It also supports a wide range of capacitor types, which allows for flexibility in component selection in layout design.

Overall, the Texas Instruments SLOU082 document on the TPS7A47 provides detailed insights into one of the most effective voltage regulation solutions available today. With exceptional noise performance, a versatile voltage range, robust thermal management, and reliability characteristics, the TPS7A47 is an exemplary choice for engineers and designers aiming to achieve high-performance analog systems.